专题 J877 Unit 7 The natural world 选词填空-【题型易-必考题型精练】2025-2026学年八年级上册英语单元话题中心题型梯度训练 月考突破 题型特训（译林版2024）

单元话题·梯度训练 专题J877选词填空 单元话题中心 题型特训 Unit 7 The natural world 学校:___________姓名：___________班级：___________考号：___________ 内 容 提 要 一、 初阶练手 Passage 1 – 10 二、 进阶提升 Passage 11 -15 Passage 1 根据短文内容，从方框中选择恰当的单词填空，有的需要变换形式，每词限用一次 thick; freezing; challenge; condition; achieve; succeed; dangerous; force; tour; include Hi. I’m John. These days I am doing research on the north Pole (北极). When people talk about it, they usually talk about the 1 weather. It’s really cold there. The North Pole has no land, only the 2 ice. In winter temperatures often get as low as -30°F. People all know 3 are very bad in the North Pole. But many people still decide 4 themselves. About 110 years ago, two men, Robert Peary and Matthew Henson 5 in reaching the North Pole on April 6th, 1909. It was really a hard trip for them, but they 6 their dreams. It showed that sometimes humans are stronger than the 7 of nature. There are few things 8 than crossing the arctic (北极) on foot. If people stay there, they may face many problems. They 9 very cold temperatures, sudden storms, and even hunger. So few people can live in such a difficult place. Of course, few 10 travel there for their holidays. 【答案】 1. freezing 2. thick 3. conditions 4. to challenge 5. succeeded 6. achieved 7. forces 8. more dangerous 9. include 10. tourists 【导语】本文的作者John正在对北极进行研究，他讲述了那里的气候和环境，以及人们在那里需要面对的困难，尽管那里的环境恶劣，还是有人决定挑战自己。 1. 句意：当人们谈论它的时候，他们通常谈论的是寒冷的天气。根据“It’s really cold there.”可知是寒冷的天气，freezing“极冷的”，形容词作定语。故填freezing。 2. 句意：北极没有陆地，只有厚厚的冰层。根据常识可知北极冰层很厚，结合“only the ... ice”可知用thick表示“厚的”，形容词作定语。故填thick。 3. 句意：人们都知道北极的条件非常恶劣。根据“are very bad”可知是北极的条件很差，condition“条件”，are前用名词复数。故填conditions。 4. 句意：但许多人仍然决定挑战自己。根据“About 110 years ago, two men, Robert Peary and Matthew Henson ... in reaching the North Pole on April 6th, 1909.”可知此处指决定挑战自我，challenge“挑战”，decide to do sth.“决定做某事”。故填to challenge。 5. 句意：大约110年前，罗伯特·皮尔里和马修·亨森两人于1909年4月6日成功抵达北极。succeed in doing sth.“成功做了某事”，结合“About 110 years ago”可知用一般过去时。故填succeeded。 6. 句意：这对他们来说真的是一次艰难的旅行，但他们实现了他们的梦想。achieve one’s dream“实现某人的梦想”，结合“was”可知用一般过去时。故填achieved。 7. 句意：它表明，有时人类比自然的力量更强大。根据“It showed that sometimes humans are stronger than the ... of nature.”可推出是比自然地力量更强大，the forces of nature“自然的力量”。故填forces。 8. 句意：没有什么比徒步穿越北极更危险的了。根据“crossing the arctic on foot”可知穿越北极是危险的，dangerous“危险的”，结合“than”可知用形容词比较级more dangerous。故填more dangerous。 9. 句意：它们包括极冷的温度，突然的风暴，甚至饥饿。根据“They ... very cold temperatures, sudden storms, and even hunger.”可知此处表示遇到的问题包括什么，include“包括”，陈述一般事实，用一般现在时，主语“They”后接动词原形。故填include。 10. 句意：当然，很少有游客去那里度假。根据“travel there for their holidays”可知去度假的是游客，tourist“游客”，few后接其复数形式tourists。故填tourists。 Passage 2 阅读短文，从方框中选择单词填空，使短文意思完整、通顺。部分单词需进行词形转换，每词限用一次。 have   photo   be   eye   movie   really   other    remember   interest   they Do you know volcanoes(火山)? Are you 1 in them? Maybe you only see volcanoes in some 2 or on TV shows. In fact, you can see 3 volcanoes in your life. If you go to Hawaii, you can see them with your own 4 . There 5 some volcanoes in the world. In Hawaii, there are two famous volcanoes. One is Kilauea(基拉韦厄) and the 6 is Mauna Loa(莫纳罗亚). Both of 7 are in a national park. It is called Hawaii Volcanoes National Park. The Hawaii Volcanoes National Park 8 a long history. It is a popular national park in the USA．It is worth(值得) visiting. If you have a chance(机会) to visit Hawaii, 9 to visit the Hawaii Volcanoes National Park. Don’t forget to take your camera and take some 10 . I’m sure that you will fall in love with Hawaii Volcanoes National Park. 【答案】 1. interested 2. movies 3. real 4. eyes 5. are 6. other 7. them 8. has 9. remember 10. photos 【导语】本文主要介绍了生活中真正的夏威夷火山。 1. 句意：你对它们感兴趣吗？根据“Do you know volcanoes(火山)? Are you...in them?”可知是问是否对火山感兴趣，be interested in“对……感兴趣”，为固定短语。故填interested。 2. 句意：也许你只在一些电影或电视节目中看到过火山。根据“Maybe you only see volcanoes in some...or on TV shows”可知一般人都是从电影或电视节目上看到火山。movie“电影”，可数名词，此处用复数表示泛指，故填movies。 3. 句意：事实上，你可以在生活中看到真正的火山。此空应填形容词作定语，结合选词可知是指真实的火山，real“真实的”，形容词，符合语境。故填real。 4. 句意：如果你去夏威夷，你可以亲眼看到它们。根据“ If you go to Hawaii, you can see them with your own...”可知此空应填名词，结合选词可知是指自己的眼睛。eyes“眼睛”符合语境。故填eyes。 5. 句意：世界上有一些火山。此处是there be句型，句子是一般现在时，主语是复数，be动词用are，故填are。 6. 句意：一个是基拉韦厄火山，另一个是莫纳罗亚火山。one...the other“一个……另一个……”，为固定结构，故填other。 7. 句意：它们都在国家公园里。此空是代指前面提到的两座火山，位于介词of后，应用宾格形式，故填them。 8. 句意：夏威夷火山国家公园历史悠久。根据“The Hawaii Volcanoes National Park...a long history. ”可知夏威夷火山国家公园有悠久的历史，have“有”，动词，主语是第三人称单数，动词用三单形式，故填has。 9. 句意：如果你有机会去夏威夷，记得去夏威夷火山国家公园。根据“If you have a chance(机会) to visit Hawaii...to visit the Hawaii Volcanoes National Park”结合选词可知是指如果有机会去夏威夷，要记得去夏威夷火山国家公园。remember“记得”，动词，此处是祈使句，动词用原形，故填remember。 10. 句意：别忘了带上你的照相机，拍些照片。根据“Don’t forget to take your camera and take some...”可知带上照相机是为了拍照片，take photos“拍照”。故填photos。 Passage 3 请认真阅读下面短文，从方框中选择适当的单词或短语，填入其正确形式。每个单词或短语仅用一次。 because, many, join in, temperature, importance, nature reserve, lucky, among, good, be There are many wetlands in China. Some of them have become important 1 . The Chinese Yellow Sea Wetlands are 2 them. They are in Yancheng, Jiangsu Province. They are home to 3 different kinds of birds and animals. The 4 in the wetlands is not too high or too low. There 5 a lot of rain and sunshine too. The wetlands are really 6 places for wildlife. We protect wetlands 7 they can provide food and home for some special kinds of animals and birds. Wetlands are 8 because they also prevent floods from happening. 9 more and more people begin to know the importance of wetlands and wildlife. Every year, on February 2nd, we can invite many people to 10 many activities to tell people more about wetlands around the world. We hope humans can live in harmony with animals. 【答案】 1. nature reserves 2. among 3. many 4. temperature 5. is 6. good 7. because 8. important 9. Luckily 10. join in 【导语】本文主要讲述了中国的湿地，尤其是江苏省盐城的中国黄海湿地的重要性。 1. 句意：一些已成为重要的自然保护区。根据“There are many wetlands in China”可知，中国的一些湿地已经成为了重要的自然保护区，应用nature reserve。结合“Some of them”可知，应用复数名词。故填nature reserves。 2. 句意：中国黄海湿地就在其中。根据“The Chinese Yellow Sea Wetlands are...them.”可知，黄海湿地就是其中的一个自然保护区，三者即以上的之间，用介词among。故填among。 3. 句意：它们是许多不同种类的鸟类和动物的家园。根据“different kinds of birds and animals.”可知，此处指的是许多不同种类的鸟类和动物，应用many。故填many。 4. 句意：湿地的温度不高也不低。根据“in the wetlands is not too high or too low.”可知，说的是湿地的温度，应用名词temperature。故填temperature。 5. 句意：那里有大量的雨水和阳光。此处是there be句型，句子是一般现在时，主语是不可数名词rain，be动词用is。故填is。 6. 句意：湿地真的是野生动物的好居所。空处应填形容词作定语修饰名词places，结合选词可知，指的是湿地是好地方，应用good。故填good。 7. 句意：因为它们可以为一些特殊种类的动物和鸟类提供食物和家，我们要保护湿地。分析题干可知，前后是因果关系，后句是前句的原因，应用because引导原因状语从句。故填because。 8. 句意：湿地很重要，因为它们还能防止洪水的发生。根据“because they also prevent floods from happening.”可知，湿地可以防止洪水的发生，说明它们很重要，应用形容词important作表语。故填important。 9. 句意：幸运的是越来越多的人开始知道湿地和野生动物的重要性。根据“more and more people begin to know the importance of wetlands and wildlife”可知，空处应填一个副词修饰句子，作状语，结合选词可知，luckily“幸运地”符合语境。故填Luckily。 10. 句意：每年2月2日，我们可以邀请许多人参加各种活动，告诉人们更多关于世界各地湿地的知识。根据“many activities to tell people more about wetlands around the world.”可知，指的是参加活动，应用动词短语join in，空前有不定式符号to，动词用原形。故填join in。 Passage 4 and, day, cover, danger, the lungs of The world’s largest rainforest, the Amazon, spreads across eight countries and 1 40 percent of South America. It makes about one-fifth of earth’s oxygen. People can call it “ 2 our planet”. However, the rainforest is in 3 now. A large fire broke out in the Amazon in 2024. It lasted for many 4 . In fact, the Amazon saw a large number of fires in 2019. Between January 5 August, there were over 74,000 fires—the highest number since 2013. also, take, easy, government, come from Most of the fires 6 human activities. Farmers in the Amazon have long used fire to prepare land for planting. But these fires can 7 get out of control. The Brazilian 8 has sent soldiers to fight the fires. But scientists have said that it will 9 around 20 to 40 years to rebuild the forest’s ecosystem. They have 10 said that the fires have destroyed 15 to 17 percent of the rainforest. 【答案】 1. covers 2. the lungs of 3. danger 4. days 5. and 6. came from 7. easily 8. government 9. take 10. also 【导语】本文主要是向大家介绍了亚马逊森林的重要性，报道了大火对它造成的严重影响。 1. 句意：世界上最大的雨林——亚马逊雨林横跨八个国家，覆盖了南美洲的40%区域。根据“The world’s largest rainforest, the Amazon, spreads across eight countries and...40 percent of South America.”和备选词可知，亚马逊雨林覆盖了南美洲的40%区域，cover“覆盖”符合语境，时态是一般现在时，主语是第三人称单数，动词用三单。故填covers。 2. 句意：人们会称其为“我们星球的肺”。根据“People can call it ‘...our planet’.”和备选词可知，人们会称其为“我们星球的肺”，the lungs of“……的肺”符合语境。故填the lungs of。 3. 句意：然而，如今热带雨林正处于危险中。根据“the rainforest is in...now”和备选词可知，如今热带雨林正面临危险，danger“危险”符合语境，in danger“处于危险中”。故填danger。 4. 句意：它持续了多日。根据“It lasted for many...”和备选词可知，这场大火持续了多日，day“天”符合语境，many修饰可数名词复数。故填days。 5. 句意：在1月和8月之间，火灾数量超过了74000起——这是自2013年以来的最高纪录。根据“Between January...August”和备选词可知，此处是Between...and...“在……之间”，故填and。 6. 句意：大多数火灾是由人类活动引起的。根据“Most of the fires...human activities.”和备选词可知，大多数火灾是由人类活动引起的，come from“来自”符合语境，动作发生在过去，动词用过去式。故填came from。 7. 句意：但这些火灾很容易失控。根据“But these fires can...get out of control.”和备选词可知，这些火灾很容易失控，easy“容易的”符合语境，此处需用副词修饰动词。故填easily。 8. 句意：巴西政府已派遣士兵参与灭火行动。根据“The Brazilian...has sent soldiers to fight the fires.”和备选词可知，巴西政府已派遣士兵参与灭火行动，government“政府”符合语境，在句中作主语。故填government。 9. 句意：但科学家们表示，重建这片森林的生态系统大约需要20到40年的时间。根据“But scientists have said that it will...around 20 to 40 years to rebuild the forest’s ecosystem.”和备选词可知，重建这片森林的生态系统大约需要20到40年的时间，take“花费”符合语境，will后用动词原形。故填take。 10. 句意：他们也说这些火灾已经毁坏了15%到17%的热带雨林。根据“They have...said that the fires have destroyed 15 to 17 percent of the rainforest.”和备选词可知，他们也说这些火灾已经毁坏了15%到17%的热带雨林，also“也”符合语境。故填also。 Passage 5 语篇填空。 it, square, think, down, run, since, long, hot, activity, of The Amazon rainforest is in South America. It covers about 7 million 1 kilometers. The Amazon River 2 through the rainforest. It’s the world’s second 3 river. Climate change (气候变化) and human 4 make it “sick”. Actually, the rainforest can fix 5 . But now, it feels too “tired” to get better. The Amazon is one of the world’s wettest places. But 6 2005, three droughts (干旱) have hit the rainforest. The trees don’t have enough water to grow. What’s worse, they can easily catch fire when they become dry. People cut 7 rainforest trees mostly for wood. They burn the forest to make farmland. All these activities have caused about 17 percent 8 the rainforest to disappear already. The Amazon is like the lungs (肺) of our planet. The rich plants there make more than 20 percent of the planet’s oxygen (氧气). If the Amazon “dies”, the earth will become even 9 . Researchers are 10 of better ways of protection to save the Amazon rainforest. Hope we can solve the problems in the near future. 【答案】 1. square 2. runs 3. longest 4. activities 5. itself 6. since 7. down 8. of 9. hotter 10. thinking 【导语】本文主要介绍南美洲亚马逊雨林的重要性，以及气候变化和人类活动使“它”生病，而且很难进行自我修复。 1. 句意：它占地约700万平方公里。square kilometer“平方千米”。故填square。 2. 句意：亚马逊河流经雨林。根据“through the rainforest”可知是流经雨林，run through“流经”，句子用一般现在时，主语是The Amazon River，谓语动词用单三。故填runs。 3. 句意：它是世界上第二长的河流。根据“It’s the world’s second...river”可知它是世界上第二长的河流，long“长”，此处是“序数词+最高级”。故填longest。 4. 句意：气候变化和人类活动使其“生病”。根据“Climate change (气候变化) and human”可知是人类活动，activity“活动”，此处用名词复数。故填activities。 5. 句意：事实上，雨林可以自我修复。根据“the rainforest can fix”可知雨林可以自己修复，用反身代词itself“它自己”。故填itself。 6. 句意：但自2005年以来，热带雨林遭受了三次干旱。根据“2005, three droughts (干旱) have hit the rainforest”可知是自从2005年，since“自从”。故填since。 7. 句意：人们砍伐雨林中的树木主要是为了获取木材。cut down“砍倒”。故填down。 8. 句意：所有这些活动已经导致约17%的雨林消失。根据“17 percent...the rainforest”可知是17%的雨林，用介词of。故填of。 9. 句意：如果亚马逊“死亡”，地球将变得更热。根据“If the Amazon ‘dies’, the earth will become even”可知如果亚马逊雨林“死亡”，地球将变得更热，用比较级hotter。故填hotter。 10. 句意：研究人员正在考虑更好的保护方法来拯救亚马逊雨林。think of“想起”，此处用现在分词和be动词构成现在进行时。故填thinking。 Passage 6 根据语篇内容，用方框中所给词或短语的正确形式填空。 job  sing  visitor  popular  by bus Mount Emei is well-known for its plants and animals. Every year, 1 from all over the country and even abroad come to visit it. It has become one of the most 2 sights in Sichuan Province so far. Tourism brings a lot of businesses, 3 and money. If it’s cloudy, people can see many kinds of birds in the trees 4 and some rare animals like monkeys climbing up and down. Last Saturday, several of my friends and I went there 5 directly. Everyone is in a state of great excitement. what  arrive  rubbish  protect  take action After about a one-hour ride, we 6 there. To our surprise, some people paid little attention to 7 the environment. On the way to the top, plastic bags and bottles were thrown everywhere. We had to pick up the 8 and put it into the dustbins. We were tired, however, we felt so proud of 9 we had done. I think we should protect Mount Emei from being polluted, or the pollution will keep the people away. Let’s 10 to make Mount Emei more beautiful and cleaner from now on. 【答案】 1. visitors 2. popular 3. jobs 4. singing 5. by bus 6. arrived 7. protecting 8. rubbish 9. what 10. take action 【导语】本文是一篇记叙文，主要讲了峨眉山因动植物闻名、是四川热门景点且旅游业带来诸多益处，还讲述了作者上周六与朋友前往游玩时，发现有人破坏环境，他们主动清理垃圾，并呼吁大家保护峨眉山环境，使其更美丽洁净。 1. 句意：每年，来自全国各地甚至国外的游客都会来参观它。结合“come to visit it”和备选词汇可知，此处是指来参观峨眉山的人；且根据“from all over the country and even abroad”可知，应用其复数形式。故填visitors。 2. 句意：到目前为止，它已经成为四川省最受欢迎的景点之一。结合“one of the most...sights”和备选词汇可知，此处需填形容词修饰“sights”；“popular”表示“受欢迎的”，符合“最受欢迎的景点”这一语义。故填popular。 3. 句意：旅游业带来了很多生意、工作机会和资金。结合“brings a lot of businesses...and money”和备选词汇可知，此处需填与“businesses”、“money”并列的名词；“job”表示“工作”，且根据“a lot of”可知，应用其复数形式“jobs”。故填jobs。 4. 句意：如果天气多云，人们可以看到树上有各种各样的鸟在唱歌，还有一些像猴子这样的珍稀动物在上下攀爬。结合“many kinds of birds in the trees”和备选词汇可知，此处是指鸟在唱歌；“see sb./sth. doing sth.”表示“看见某人/某物正在做某事”，故填“sing”的现在分词形式“singing”。故填singing。 5. 句意：上周六，我和几个朋友直接乘公交车去了那里。结合“went there”和备选词汇可知，此处需填表示交通方式的短语；“by bus”表示“乘公交车”，符合“去那里的交通方式”这一语义。故填by bus。 6. 句意：经过大约一小时的车程，我们到达了那里。结合“After about a one-hour ride”和备选词汇可知，此处是指到达目的地“那里”；且句子描述过去发生的事情，应用一般过去时，“arrive”的过去式为“arrived”。故填arrived。 7. 句意：令我们惊讶的是，有些人不太注意保护环境。结合“paid little attention to”和备选词汇可知，此处是指注意保护环境；“pay attention to”中“to”为介词，后接动词-ing形式，“protect”的-ing形式为“protecting”。故填protecting。 8. 句意：我们不得不捡起垃圾并把它放进垃圾桶。结合“plastic bags and bottles were thrown everywhere”和备选词汇可知，此处是指捡起这些废弃物；“rubbish”为不可数名词，符合语境。故填rubbish。 9. 句意：我们很累，但我们为自己所做的事感到非常自豪。结合“we felt so proud of”和备选词汇可知，此处是指为所做的事情自豪，空格处引导宾语从句且在从句中作宾语，备选词汇“what”可引导宾语从句并在从句中作宾语。故填what。 10. 句意：从现在开始，让我们采取行动，让峨眉山变得更美丽、更干净。结合“to make Mount Emei more beautiful and cleaner”和备选词汇可知，此处是指采取行动；“Let’s”后接动词原形。故填take action。 Passage 7 阅读短文，从方框中选择适当的词并用其正确形式填空，使短文通顺、意思完整。每空限填一词，每词限用一次。 call; around; visit; way; one; high; remember; boat; beautiful; brave The world’s highest uninterrupted waterfall—Angel Falls The best way to reach the Angel Falls is to take a plane. You can also get there by 1 in the rainy season. There is no 2 leading you to the bottom of the Angel Falls. Besides the Angel Falls, there are rainforests. The waterfall is about 979 metres 3 . It is the highest uninterrupted waterfall in the world. An American pilot 4 James Angel was the first person to fly over the falls. To 5 him, people called the waterfall the Angel Falls. You can see 6 rainbows and many kinds of nice birds 7 the Angel Falls. The waterfall is also a famous filming location. The wonderful waterfall in the 3-D film Up is just the Angel Falls. Every year, many people all around the world visit the Angel Falls, but only a few 8 people can get the full view of the waterfall. Everyone who takes the plane to 9 the Angel Falls can get a certificate (证书) printed with “the brave explorer”. Do you want to get 10 ? 【答案】 1. boat 2. way 3. high 4. called 5. remember 6. beautiful 7. around 8. brave 9. visit 10. one 【导语】本文主要介绍了安赫尔瀑布。 1. 句意：你也可以在雨季乘船到达那里。结合所给单词和“get there by...”可知，空格处是一种交通工具，名词boat“船”符合语境。故填boat。 2. 句意：没有道路带你通往安赫尔瀑布的底部。结合所给单词和“leading you to the bottom of the Angel Falls”可知，此处表示没有道路带你通往安赫尔瀑布的底部，名词way“道路”符合语境。故填way。 3. 句意：瀑布大约有979米高。根据“979 metres”可知，这是瀑布的高度，high用以指从底部到顶部的高度。故填high。 4. 句意：一位名叫James Angel的美国飞行员是第一个飞越瀑布的人。分析“An American pilot...James Angel”可知，此处表示一位名叫James Angel的美国飞行员，动词call“称呼”符合语境，pilot和call之间是被动关系，所以空格处应填call的过去分词作后置定语，故填called。 5. 句意：为了纪念他，人们把这个瀑布叫做安赫尔瀑布。根据“people called the waterfall the Angel Falls”可知，人们以James Angel的名字来命名这个瀑布，这是为了纪念他，动词remember“纪念”符合语境，空前的to是动词不定式符号，其后接动词原形，故填remember。 6. 句意：你可以在安赫尔瀑布周围看到美丽的彩虹和各种各样的小鸟。结合所给单词和空后的rainbows可知，空格处应填形容词beautiful“美丽的”，用于修饰名词rainbows。故填beautiful。 7. 句意：你可以在安赫尔瀑布周围看到美丽的彩虹和各种各样的小鸟。结合所给单词和空后的the Angel Falls可知，此处表示在安赫尔瀑布周围，around“在……周围”符合语境。故填around。 8. 句意：每年，世界各地都有许多人参观安赫尔瀑布，但只有少数勇敢的人能看到瀑布的全貌。结合所给单词和下文“the brave explorer”可知，空格处应填形容词brave“勇敢的”与下文呼应。故填brave。 9. 句意：每个乘坐飞机参观安赫尔瀑布的人都可以获得一张印着“勇敢的探险家”的证书。动词不定式符号to后接动词原形，结合所给单词，动词visit“参观”符合语境。故填visit。 10. 句意：你想获得一张证书吗？结合所给单词和上文“Everyone who takes the plane to...the Angel Falls can get a certificate (证书) printed with ‘the brave explorer’.”可知，空格处应填one指代上文提到的certificate，表示泛指，以避免重复。故填one。 Passage 8 选用方框中所给的单词或短语并用其适当形式填空。 large   world   be home to   leave   free There are many wetlands in China and some of them have become the 1 important wetlands. The Yellow Sea Wetland is among them. It is in Yancheng, Jiangsu. It 2 many different kinds of animals. The world’s 3 Milu Deer Nature Reserve is in it. Many milu deer live 4 there. There are not many red crowned cranes 5 in the world, but every winter you can see some in the Yellow Sea Wetland. provide   lucky   much   real   the importance of The temperature in the wetlands is usually neither too high nor too low. There is a lot of rain and sunshine too. They are 6 good places for wildlife. 7 food and home for some special kinds of animals is not the only reason why we need to protect wetlands. Wetlands are important because they also prevent flooding. But some people want to change the wetlands to make 8 space for farms and buildings. This means there will be less and less space for wildlife. 9 , more and more people are beginning to realize 10 wetlands and wildlife. Every year, many activities are held to tell people more about wetlands. 【答案】 1. world’s 2. is home to 3. largest 4. freely 5. left 6. really 7. Providing 8. more 9. Luckily 10. the importance of 【导语】本文主要介绍了中国的湿地的重要性以及保护湿地的原因。 1. 句意：中国有许多湿地，其中一些已成为世界上重要的湿地。根据“some of them have become the... important wetlands.”和备选词可知，中国的一些湿地已成为世界上重要的湿地，world“世界”，此处应填所有格形式world’s“世界的”，作定语。故填world’s。 2. 句意：它是许多不同种类动物的家园。根据“It... many different kinds of animals.”和备选词可知，“It”指代“黄海湿地”，表示黄海湿地是许多不同种类动物的家园，应用be home to“……的家园”，时态为一般现在时，主语是It，所以be动词用is。故填is home to。 3. 句意：世界上最大的麋鹿自然保护区就在这里。根据“The world’s... Milu Deer Nature Reserve is in it.”和备选词可知，此处表示世界上最大的麋鹿自然保护区，large是形容词原形，其最高级形式是largest。故填largest。 4. 句意：许多麋鹿在那里自由自在地生活。根据“Many milu deer live... there.”和备选词可知，此处表示自由自在地生活，应填free的副词形式freely，修饰动词live。故填freely。 5. 句意：世界上剩下的丹顶鹤不多了，但每年冬天你都能在黄海湿地看到一些。根据“There are not many red crowned cranes... in the world,”和备选词可知，此处表示世界上剩下的丹顶鹤不多了，leave是动词，应填过去分词left作后置定语，修饰“red crowned cranes”，意为“剩余的”。故填left。 6. 句意：它们确实是野生动物的好去处。根据“They are... good places for wildlife.”和备选词可知，此处表示“确实是好地方”，修饰形容词good，real为形容词，需变为副词形式really。故填really。 7. 句意：为一些特殊种类的动物提供食物和家园并不是我们需要保护湿地的唯一原因。分析句子可知，此处表示为一些特殊种类的动物提供食物和家园，provide是动词，“... food and home for some special kinds of animals”作主语，所以填动名词providing，句首首字母要大写。故填Providing。 8. 句意：但一些人想改变湿地，为农场和建筑提供更多空间。根据“But some people want to change the wetlands to make... space for farms and buildings.”和备选词可知，改变湿地是为了获取更多的空间，应填much的比较级more“更多的”。故填more。 9. 句意：幸运的是，越来越多的人开始意识到湿地和野生动物的重要性。分析句子可知，此处修饰整个句子，应填lucky的副词luckily，意为“幸运的是”，句首首字母要大写。故填Luckily。 10. 句意：幸运的是，越来越多的人开始意识到湿地和野生动物的重要性。根据“more and more people are beginning to realize... wetlands and wildlife.”和备选词可知，此处指越来越多的人开始意识到湿地和野生动物的重要性，the importance of“……的重要性”。故填the importance of。 Passage 9 用方框中所给单词的适当形式填空，使短文意思完整正确。(每个单词限用一次。每空限填一个单词。) blue    look    part    be    thing    clean    protect    see    take    year Taihu Lake is a famous place of interest. If visitors look at Taihu Lake, they will 1 clean water. Boats run under the white clouds and the 2 sky. However, 15 years ago, the lake 3 very different. The lake is a 4 of the Yangtze River and covers more than 2,000 square kilometers. About 17,000,000 people get water from it now, but the water was not so clean before. Since 2007, our country has done many 5 to clean the water of the lake. So far workers have 6 lots of algae (藻) out of the lake. The water of Taihu Lake is much 7 than before. After more than ten 8 hard work, our country has thought of a scientific (科学的) way to treat the algae. Now few algae grow in the lake. There 9 23 kinds of water birds and more than 50 kinds of plants in Taihu Lake. Our country will try other ways to 10 the lake and make the pollution less. Taihu Lake will be greater in the future. 【答案】 1. see 2. blue 3. looked 4. part 5. things 6. taken 7. cleaner 8. years’ 9. are 10. protect 【导语】本文介绍了太湖是一个著名的旅游景点，过去面临严重的环境问题，但经过多年的努力和科学治理，太湖的水质得到了显著改善，并且生态环境也逐步恢复。 1. 句意：如果游客看太湖，他们会看到清澈的水。分析句子可知，“clean water”是看太湖时可以看到的东西，see“看见”，符合语境，will后接动词原形。故填see。 2. 句意：船在白云蓝天下行驶。根据“sky”可知，此处指蓝天，blue“蓝色的”，符合语境。故填blue。 3. 句意：然而，15年前，这个湖看起来非常不同。分析句子“the lake ... very different”可知，此处是主系表结构；结合备选词，look“看起来”，符合语境；再根据“15 years ago”可知，时态为一般过去时，动词应用过去式。故填looked。 4. 句意：这个湖是长江的一部分，面积超过2000平方公里。根据“The lake is a ...of the Yangtze River”及长江可知，太湖是长江的一部分，part符合语境，a后接名词单数。故填part。 5. 句意：自2007年以来，我们国家已经做了很多事情来清洁湖水。many后接名词复数；结合备选词可知，thing的复数things符合语境。故填things。 6. 句意：到目前为止，工人们已经从湖中取出了大量的藻类。根据“lots of algae (藻) out of the lake”可知，此处指去除太湖里的大量藻类，take符合语境；时态为现在完成时，动词要用过去分词。故填taken。 7. 句意：太湖的水比以前干净多了。根据上文“Since 2007, our country has done many ... to clean the water of the lake. So far workers have ... lots of algae (藻) out of the lake.”可知，现在太湖的水比以前更干净了，clean的比较级cleaner“更干净的”，符合语境。故填cleaner。 8. 句意：经过十多年的努力，我国已经想到了一种科学的方法来处理藻类。根据“After more than ten ... hard work”可知，此处指十多年的努力工作，year符合语境，此处应用复数所有格，修饰“hard work”。故填years’。 9. 句意：太湖有23种水鸟和50多种植物。此句是there be结构；根据“Now few algae grow in the lake.”可知，时态为一般现在时，主语“23 kinds of water birds”为复数，be动词用are。故填are。 10. 句意：我们国家将尝试其他方法来保护湖泊，减少污染。根据“make the pollution less”可知，我们国家将尝试其他方法来保护湖泊，protect“保护”，符合语境，to后接动词原形。故填protect。 Passage 10 阅读短文，从方框中选择适当的词并用其正确形式填空，使短文通顺、意思完整。每空限填一词，每词限用一次。 they    top    dangerous    show    though    be    high    try    climber    and One of the world’s most 1 sports is mountain climbing, and one of the most popular places for this is the Himalayas. The Himalayas run along the southwestern part of China. Of all the mountains, Qomolangma rises the 2 and is the most famous. It is 8, 848. 86 meters high and very dangerous to climb. Thick clouds cover the top 3 snow can fall very hard. Even more serious difficulties include freezing weather conditions and heavy storms. It 4 also very hard to take in air as you get near the 5 . There are many people trying to climb this mountain, even 6 it is dangerous. Why do so many 7 risk their lives? One of the main reasons is that people want to challenge 8 in the face of difficulties. The spirit of these climbers shows us that we should never give up 9 to achieve our dreams. It also 10 that humans can sometimes be stronger than the forces of nature. 【答案】 1. dangerous 2. highest 3. and 4. is 5. top 6. though 7. climbers 8. themselves 9. trying 10. shows 【导语】本文讲述攀登珠穆朗玛峰是很危险的，但是仍然有很多人愿意挑战自己，他们的精神也告诉我们面对困难时要永不放弃。 1. 句意：世界上最危险的运动之一是爬山，最受欢迎的山峰就是喜马拉雅山。根据“one of the world’s most”可知是“one of the+形容词最高级+名词”的结构；又根据“very dangerous to climb”可知句子表达最危险的运动之一，名词“sports”前用形容词的最高级“the most dangerous”修饰。故填dangerous。 2. 句意：在所有的山中，珠穆朗玛峰海拔最高，是最有名的。根据“the”及“and is the most famous”可知是最高级结构；根据“rises”可知句子表达山的海拔最高，用最高级“highest”。故填highest。 3. 句意：厚厚的云层覆盖着顶部而且雪下得很大。根据“Thick clouds cover the top”及“snow can fall very hard”，可知前后是递进关系，用连词“and”。故填and。 4. 句意：当你接近顶峰时，呼吸也非常艰难。句子是“It is+形容词+to do”的结构，动词不定式是真正的主语；句子是一般现在时，be动词用“is”。故填is。 5. 句意：当你接近顶峰时，呼吸也非常艰难。定冠词“the”后接名词，根据“very hard to take in air as you get near”，可知句子表达接近顶峰，用“top”。故填top。 6. 句意：很多人尝试着爬这座山，尽管它很危险。根据“There are many people trying to climb this mountain”及“it is dangerous”，可知句子表达让步，用“even though”表示“尽管”。故填though。 7. 句意：为什么会有那么多的攀爬者去冒他们的生命危险？“so many”后接可数名词的复数形式，根据“There are many people trying to climb this mountain”，可知句子表达如此多的攀爬者，用复数名词“climbers”。故填climbers。 8. 句意：主要的原因之一是因为面对困难的时候人们想挑战他们自己。根据主语“people”及动词“challenge”，可知句子表达人们挑战他们自己，用反身代词“themselves”作宾语。故填themselves。 9. 句意：这些攀爬者们的精神告诉我们永远不应该放弃努力实现梦想。根据“we should never give up...to achieve our dreams.”可知句子表达努力去实现梦想，用“try to do”；句子用“give up doing”表达“放弃做某事”，用动名词“trying”作宾语。故填trying。 10. 句意：它也能展现出来人类有时候比自然的力量要更强大。根据“that humans can sometimes be stronger than the forces of nature”，可知句子表达展示出；句子是一般现在时，主语“it”是第三人称单数，动词用三单形式“shows”。故填shows。 Passage 11 根据语篇内容，从方框中选择恰当的单词，并用其正确形式填空。将单词填写在答题卡对应的横线上。每个单词只能用一次。 they   sadly    give   side    peaceful    camera    enjoy    visit    list    behind “Guilin’s scenery (景色) is the best in the world, and Yangshuo’s scenery is the best in Guilin,” goes the old saying. Why is the scenery of Guilin and Yangshuo so great? It’s probably because there is a beautiful river running through 1 . It is the Li River. From Guilin to Yangshuo, the scenery on both 2 of the Li River is beautiful beyond words. The best way to 3 its beauty is to take a cruise (乘船游览). It will carry you away from the city and into a(n) 4 and relaxing world. You need to do nothing but bring your imagination and a 5 and keep your eyes open. Guilin hills, clear water, tall bamboo...It feels like you are visiting in a Chinese ink painting! Your guide will tell you lots of stories 6 the different mountains. The story behind Xianren Rock and Wangfu Rock must be on the 7 . A young man died of hunger after 8 all his food to a poor old man and turned into Xianren Rock. His wife carried their baby on her back 9 and turned into Wangfu Rock. The Li River is beautiful. Why not 10 this wonderful place, to see it with your own eyes and feel it with your own heart? 【答案】 1. them 2. sides 3. enjoy 4. peaceful 5. camera 6. behind 7. list 8. giving 9. sadly 10. visit 【导语】本文是一篇说明文。文章中作者描述了美丽的桂林和阳朔风景。 1. 句意：为什么桂林和阳朔的景色如此美丽？可能是因为有一条美丽的河流穿过它们。根据“Why is the scenery of Guilin and Yangshuo so great?”可知，空处指桂林和阳朔，可用代词they来替代，因句中through“穿过”为介词，需用they的宾格形式them，故填them。 2. 句意：从桂林到阳朔，漓江两岸的风景无法用语言形容。根据“the scenery on both...of the Li River”可知，空处指漓江“两岸”的风景。 side表示边，both后跟可数名词的复数形式sides，故填sides。 3. 句意：享受它的美的最好方法是乘船游览。根据“...its beauty” 可知，空处指“享受”美景，enjoy表示“享受”，为动词原形，句中to是动词不定式的符号，后跟动词原形，故填enjoy。 4. 句意：它会带你离开城市，进入一个宁静和放松的世界。根据“It will carry you away from the city and into a(n)...and relaxing world.”可知，离开城市，与relaxing属于同一状态的是peaceful“宁静的”，为形容词，此处修饰名词world，故填peaceful。 5. 句意：你需要做的就是带上你的想象力和相机，睁大你的眼睛。根据“...bring your imagination and a...”及备选词可知，空处指“相机”，备选词“camera”符合句意。冠词a后跟可数名词单数，故填camera。 6. 句意：你的导游会告诉你不同的山脉背后的故事。根据“The story behind Xianren Rock and Wangfu Rock”可知， 空处指山脉“背后”的故事。behind意为“在……后”，为介词。故填behind。 7. 句意：仙人岩和旺福岩的故事定在名单上。根据“The story behind Xianren Rock and Wangfu Rock must be on the...” 及备选词可知，空处指list“名单”，为可数名词的单数，此处指在一个名单上。故填list。 8. 句意：一个年轻人把所有的食物都给了一个贫穷的老人后，死于饥饿。变成了仙人岩。 give sth. to sb.表示“把某物给某人，为固定搭配，after“在……之后”，为介词，后跟动名词， give的动名词是giving，故填giving。 9. 句意：他的妻子伤心地背着他们的孩子，变成了旺福岩。根据“His wife carried their baby on her back...”及备选词可知，空处指“伤心地”，其英文为sadly，为副词，此处修饰动词carried。 故填sadly。 10. 句意：为什么不参观这个美妙的地方，用你自己的眼睛看，用你自己的心感受呢？根据“...this wonderful place”可知，空处指“参观” 这个美妙的地方，visit表示“参观”，为动词原形， why not do sth.表示“为什么不做某事”，所以此处填动词原形，故填visit。 Passage 12 根据语篇内容，从方框中选择恰当的单词，并用其正确形式填空。每个单词只能用一次。 through   sad   give   side   peaceful   camera   best   visit   list   guide “Guilin’s scenery is the best in the world, and Yangshuo’s scenery is the best in Guilin,” goes the old saying. Why is the scenery of Guilin and Yangshuo so great? It’s probably because there is a beautiful river running 1 them. It is the Li River. From Guilin to Yangshuo, the scenery on both 2 of the Li River is beautiful beyond words. The 3 way to enjoy its beauty is to take a cruise (坐船游览). It will carry you away from the city and into a(n) 4 and relaxing world. You need to do nothing but bring your imagination (想象力) and a 5 and keep your eyes open. Guilin hills, clear water, tall bamboo ... It feels like you are visiting in a Chinese ink painting! Your 6 will tell you lots of stories behind the different mountains. The story behind Xianren Rock and Wangfu Rock must be on the 7 . A young man died of hunger after 8 all his food to a poor old man and turned into Xianren Rock. His wife carried their baby on her back 9 and turned into Wangfu Rock. The Li River is beautiful. Why not 10 this wonderful place, to see it with your own eyes and feel it with your own heart? 【答案】 1. through 2. sides 3. best 4. peaceful 5. camera 6. guide 7. list 8. giving 9. sadly 10. visit 【导语】本文是一篇说明文，介绍了穿过桂林和阳朔的漓江两岸的美景。 1. 句意：这可能是因为有一条美丽的河流穿过它们。根据下文“From Guilin to Yangshuo, the scenery on both sides of the Li River is beautiful beyond words”可知，漓江流经桂林和阳朔。through作介词，意为“穿过”，符合句意，故填through。 2. 句意：从桂林到阳朔，漓江两岸的景色美得无法形容。空格后为“of the Li River”，此处指的是漓江两岸的风景。on both sides of意为“在……的两边”，符合句意，故填sides。 3. 句意：欣赏其美景的最佳方式是坐船游览。根据下文“It will carry you away from the city and into a(n) peaceful and relaxing world”可知，坐船游览是欣赏漓江美景的最佳方式。best是形容词good的最高级形式，意为“最佳的”，符合句意，故填best。 4. 句意：它会带你远离城市，进入一个宁静放松的世界。根据上文“It will carry you away from the city”可知，漓江的美景会带你远离城市，进入一个宁静放松的世界。peaceful作形容词，意为“平静的”，在句中作定语。故填peaceful。 5. 句意：你只需要带上你的想象力和相机，睁大眼睛就可以了。根据上文“You need to do nothing but”可知，此处指的是要记下漓江美景的物品。camera作名词，意为“相机”，空格前为“a”，故camera应用单数。故填camera。 6. 句意：你的导游会告诉你很多不同山脉背后的故事。根据空格后“tell you lots of stories behind the different mountains”提示，导游会告诉你很多不同山脉背后的故事。guide作名词，意为“导游”，空格前有形容词性物主代词“your”，一个人通常只会雇佣一个导游，故guide应用单数形式。故填guide。 7. 句意：仙石和望夫石背后的故事一定会在名单上。根据上文“Your guide will tell you lots of stories behind the different mountains”可知，导游给你讲的故事名单里，肯定有仙石和望夫石背后的故事。on the list意为“在名单上”，符合句意，故填list。 8. 句意：一个年轻人把他所有的食物都给了一个穷苦的老人，自己被饿死了，变成了仙石。根据上文“A young man died of hunger”提示，年轻人因为把食物都给了一位穷苦的老人而被饿死了。give作动词，意为“给”，空格前为介词after，故动词give应用ing形式。故填giving。 9. 句意：他的妻子悲伤地背着他们的孩子，变成了望夫石。根据上文“A young man died of hunger after giving all his food to a poor old man and turned into Xianren Rock”可知，一个年轻人把他所有的食物都给了一个穷苦的老人，自己被饿死了，变成了仙石，于是悲伤地妻子背着孩子盯着仙石，最终变成了望夫石。sad作形容词，意为“悲伤的”，副词形式为sadly，修饰谓语“carried”，故填sadly。 10. 句意：为什么不去参观这个奇妙的地方，用自己的眼睛去看，用自己的心去感受呢？根据下文“to see it with your own eyes and feel it with your own heart”可知，此处指的是为什么不亲自去参观这个奇妙的地方呢。visit作动词，意为“参观”，且位于“Why not do …?”句型中，故visit应用动词原形。故填visit。 Passage 13 阅读短文，从方框中选择适当的单词或短语并用其正确形式填空，使短文通顺，意思完整，每个单词或短语限用一次。 but  also  with  harm  water pollution In today’s world, environmental pollution has become a common challenge for all countries. 1 do you know what environmental pollution is? Environmental pollution is when humans release more 2 matter or energy to the environment than its self-purification ability (自净能力), including 3 , air pollution, noise pollution, radioactive pollution. 4 the development of science and technology and the improvement of living standards, environmental pollution is 5 increasing, especially in developing countries. do  solve  time  important  such as Environmental pollution will cause direct damage to the ecosystem, 6 desertification (沙漠化), forest destruction, the greenhouse effect, acid rain. Environmental pollution also 7 great harm to human health. People need air every day. An adult breathes about 20,000 8 a day. A large number of studies show that environmental pollution is an 9 cancer cause. Nowadays, the governments of many countries are trying 10 the environmental pollution. I think the environment will become better and better in the future. 【答案】 1. But 2. harmful 3. water pollution 4. With 5. also 6. such as 7. does 8. times 9. important 10. to solve 【导语】本文主要介绍了环境污染的类型、危害和治理。 1. 句意：但是你知道什么是环境污染吗？根据“In today’s world, environmental pollution has become a common challenge for all countries. …do you know what environmental pollution is?”及备选词可知，此处前后为转折关系，连词but“但是”符合语境，位于句首首字母大写。故填But。 2. 句意：环境污染是指人类对环境产生的有害物质或能量超过其自身净化能力，包括水污染、空气污染、噪声污染、放射性污染等。根据“Environmental pollution is when humans release more…matter or energy to the environment than its self-purification ability (自净能力),”及备选词可知，此处是指产生的有害物质，应用harm的形容词形式harmful“有害的”作定语修饰名词matter。故填harmful。 3. 句意：环境污染是指人类对环境产生的有害物质或能量超过其自身净化能力，包括水污染、空气污染、噪声污染、放射性污染等。根据“including…, air pollution, noise pollution, radioactive pollution.”及备选词可知，此处例举了一些具体的污染类型，water pollution“水污染”符合语境。故填water pollution。 4. 句意：随着科学技术的发展和生活水平的提高，环境污染也越来越严重，特别是在发展中国家。根据“…the development of science and technology and the improvement of living standards,”及备选词可知，此处是指随着科学技术发展，介词with“随着”符合语境，位于句首首字母大写。故填With。 5. 句意：随着科学技术的发展和生活水平的提高，环境污染也越来越严重，特别是在发展中国家。根据“environmental pollution is…increasing, especially in developing countries.”及备选词可知，此处是指科技与生活水平提高的同时，环境污染也变严重，副词also“也”符合语境。故填also。 6. 句意：环境污染会对生态系统造成直接破坏，如荒漠化、森林破坏、温室效应、酸雨等。根据“Environmental pollution will cause direct damage to the ecosystem, …desertification (沙漠化), forest destruction, the greenhouse effect, acid rain.”及备选词可知，后句直接例举了一些例子，短语such as“例如”符合语境。故填such as。 7. 句意：环境污染对人类的健康也有很大的危害。根据“Environmental pollution also…great harm to human health.”及备选词可知，此处为固定搭配do harm to表示“对……有害”，主语“Environmental pollution”为三单形式，动词用三单形式does。故填does。 8. 句意：一个成年人每天呼吸大约2万次。根据“An adult breathes about 20,000…a day.”及备选词可知，此处是指很多次，应用名词复数形式times“次数”。故填times。 9. 句意：大量研究表明，环境污染是癌症的重要诱因。根据“A large number of studies show that environmental pollution is an…cancer cause.”及备选词可知，环境污染是癌症的重要诱因，形容词important“重要的”作定语修饰名词cancer。故填important。 10. 句意：如今，许多国家的政府都在努力解决环境污染问题。根据“Nowadays, the governments of many countries are trying…the environmental pollution.”及备选词可知，此处是指政府努力解决环境污染问题，动词solve“解决”符合语境，固定搭配try to do“努力做某事”，应用动词不定式。故填to solve。 Passage 14 阅读短文，从方框中选择适当的单词或短语并用其正确形式填空，使短文通顺，意思完整，每个单词或短语限用一次。 fine  live  because  science  all over the world The Antarctic is the most southern part of the world. People have never wanted to 1 there because of its lowest temperature. But now scientists from 2 come to study the ice there to learn more about the earth’s history. Some 3 live in the Antarctic for part of the year. But they don’t usually stay there for more than six months 4 there are six months of light and six months of darkness. The Antarctic usually has a good deal of 5 weather without any wind at all. like  warm  little  interested  thousands of The strong winds are usually only in some parts of it. It is also 6 to learn that it isn’t very wet there. There is 7 snow or rain. It snows in winter, but at other times the weather in the Antarctic is dry just 8 the Sahara. In winter, the sea around the Antarctic freezes (结冰) for 9 kilometres. But scientists tell us that the earth is getting 10 . So in the future, there may be less ice in the sea around the Antarctic. When that happens, the weather on the earth will never be the same again. 【答案】 1. live 2. all over the world 3. scientists 4. because 5. fine 6. interesting 7. little 8. like 9. thousands of 10. warmer 【导语】本文主要讲述了南极的极端环境、科学家研究的意义，并指出全球变暖可能导致南极冰层减少，进而影响地球气候。 1. 句意：人们从来不想住在那里，因为那里的温度最低。根据“People have never wanted to…there because of its lowest temperature.”及备选词可知，此处表达由于那里温度低，所以人们不想住在那里，live“居住”，动词。故填live。 2. 句意：但是现在来自世界各地的科学家来研究那里的冰，以了解更多关于地球的历史。根据“But now scientists from…come to study the ice there to learn more about the earth’s history.”及备选词可知，此处指来自世界各地的科学家研究那里的冰，all over the world“全世界”，固定搭配。故填all over the world。 3. 句意：一些科学家一年中有一部分时间住在南极。根据“But now scientists from…come to study the ice there to learn more about the earth’s history. Some…live in the Antarctic for part of the year.”及备选词可知，此处指一些科学家有一部分时间住在南极，some“一些”，修饰可数名词复数，science“科学”，scientist“科学家”，名词，符合语境。故填scientists。 4. 句意：但是他们通常不会在那里呆超过六个月，因为那里有六个月的光明和六个月的黑暗。根据“But they don’t usually stay there for more than six months…there are six months of light and six months of darkness.”及备选词可知，空后表达人们不会待在那里的原因，because“因为”，引导原因状语从句。故填because。 5. 句意：南极通常有很多无风的好天气。根据“The Antarctic usually has a good deal of…weather without any wind at all.”及备选词可知，此处表达有很多无风的好天气，空处应用形容词修饰后面的名词“weather ”，fine“晴朗的”，形容词。故填fine。 6. 句意：得知那里不是很潮湿也很有趣。根据“It is also…to learn that it isn’t very wet there. There is…snow or rain. It snows in winter, but at other times the weather in the Antarctic is dry just…the Sahara.”及备选词可知，此处表达那里不是很潮湿也是一件有趣的事情，“It”作形式主语，代指“那里不是很潮湿”这件事，因此，空处应用修饰物的形容词，作表语，interesting“有趣的”，形容词，修饰物。故填interesting。 7. 句意：几乎没有雪或雨。根据“…it isn’t very wet there. There is…snow or rain.”及备选词可知，上文提到那里不是很潮湿，因此，此处表达那里几乎没有雪或雨，little“很少的”，形容词，作定语。故填little。 8. 句意：冬天会下雪，但在其他时候，南极的天气就像撒哈拉沙漠一样干燥。根据“It snows in winter, but at other times the weather in the Antarctic is dry just…the Sahara.”及备选词可知，此处指除了冬天下雪，其它时候，南极的天气就像撒哈拉沙漠一样干燥，like“像……一样”，介词。故填like。 9. 句意：在冬天，南极周围的海洋结冰长达数千公里。根据“In winter, the sea around the Antarctic freezes for…kilometres.”及备选词可知，此处指南极周围的海洋结冰长达数千公里，thousands of“成千上万”，固定搭配。填thousands of。 10. 句意：但是科学家告诉我们，地球正在变暖。根据“But scientists tell us that the earth is getting…So in the future, there may be less ice in the sea around the Antarctic.”及备选词可知，下文提到在未来，南极周围海域的冰可能会更少，因此，此处表达地球正在变暖，空处应用形容词比较级作表语，warm“温暖的”，形容词，比较级为“warmer”。故填warmer。 Passage 15 读短文，从方框中选择适当的词并用其正确形式填空，使短文通顺、意思完整。每空限填一词，每词限用一次。 because    meter    wide    include    often    condition    during    introduce    they    wild There are many beautiful places in our world. Today, I’d like to 1 a desert to you — the Sonoran Desert. The Sonoran Desert covers about 311,000 square 2 . And it is one of the 3 deserts in North America. The Sonoran Desert 4 parts of California, Arizona, and Mexico. Summer in the Sonoran Desert is very hot. The temperature is 5 more than 100 degrees during the day. Even in winter, the temperature is usually above zero. Desert plants and animals have accepted the living 6 in the desert. They have special ways to live with very little water and in very hot weather. The Sonoran Desert has many different kinds of cactus plants. Cactus plants can live a long time without rain. Cactus plants store water in their thick stems (茎). Cactus roots grow close to the top of the ground. When it rains, the roots can collect the water very quickly. Like desert plants, 7 animals in the desert can live without much rain. Most desert animals do not have to drink water. They get the water they need from 8 food. Many desert animals only come out to find food at night 9 it is cool at that time. 10 the hot days, these animals hide in the shade or underground. Staying cool helps animals keep water in their bodies. 【答案】 1. introduce 2. meters 3. widest 4. includes 5. often 6. condition 7. wild 8. their 9. because 10. During 【导语】本文主要介绍了索诺兰沙漠。 1. 句意：今天，我想向大家介绍一个沙漠——索诺兰沙漠。根据“a desert to you”以及所给词可知是介绍一个沙漠，introduce“介绍”，动词不定式符号to后加动词原形。故填introduce。 2. 句意：索诺兰沙漠面积约311000平方米。根据“311,000 square”以及所给词可知是平方米，此处用名词复数meters“米”。故填meters。 3. 句意：它是北美最宽的沙漠之一。根据“one of the...deserts”以及所给词可知是最宽的沙漠之一，用最高级widest“最宽的”。故填widest。 4. 句意：索诺兰沙漠包括加利福尼亚州、亚利桑那州和墨西哥的部分地区。根据“parts of California, Arizona, and Mexico.”可知是包括这些地方，include“包括”，句子用一般现在时，主语是单数，谓语动词用单三。故填includes。 5. 句意：白天的温度通常超过100度。根据“more than 100 degrees”以及所给词可知是通常超过100度，often“经常”符合。故填often。 6. 句意：沙漠植物和动物已经接受了沙漠中的生活条件。根据“accepted the living...”以及所给词可知是生活条件，condition“条件”，故填condition。 7. 句意：就像沙漠植物一样，沙漠中的野生动物可以在没有太多雨水的情况下生存。根据“animals in the desert can live without much rain”以及所给词可知是野生动物，wild“野生的”。故填wild。 8. 句意：他们从食物中获取所需的水。根据“get the water they need from...food”以及所给词可知是从他们的食物中得到水，修饰名词用形容词性物主代词their“他们的”。故填their。 9. 句意：许多沙漠动物只在晚上出来觅食，因为那时天气凉爽。前后是因果关系，前果后因，用because引导原因状语从句。故填because。 10. 句意：在炎热的日子里，这些动物会躲在阴凉处或地下。根据“the hot days”可知是在炎热的日子里，during“在……期间”符合。故填During。 25 / 26 学科网（北京）股份有限公司 $单元话题·梯度训练 专题J877选词填空 单元话题中心 题型特训 Unit 7 The natural world 学校:___________姓名：___________班级：___________考号：___________ 内 容 提 要 一、 初阶练手 Passage 1 – 10 二、 进阶提升 Passage 11 -15 Passage 1 请认真阅读下面短文，从方框中选择适当的单词或短语，填入其正确形式。每个单词或短语仅用一次。 thick; freezing; challenge; condition; achieve; succeed; dangerous; force; tour; include Hi. I’m John. These days I am doing research on the north Pole (北极). When people talk about it, they usually talk about the 1 weather. It’s really cold there. The North Pole has no land, only the 2 ice. In winter temperatures often get as low as -30°F. People all know 3 are very bad in the North Pole. But many people still decide 4 themselves. About 110 years ago, two men, Robert Peary and Matthew Henson 5 in reaching the North Pole on April 6th, 1909. It was really a hard trip for them, but they 6 their dreams. It showed that sometimes humans are stronger than the 7 of nature. There are few things 8 than crossing the arctic (北极) on foot. If people stay there, they may face many problems. They 9 very cold temperatures, sudden storms, and even hunger. So few people can live in such a difficult place. Of course, few 10 travel there for their holidays. Passage 2 阅读短文，从方框中选择单词填空，使短文意思完整、通顺。部分单词需进行词形转换，每词限用一次。 have   photo   be   eye   movie   really   other    remember   interest   they Do you know volcanoes(火山)? Are you 1 in them? Maybe you only see volcanoes in some 2 or on TV shows. In fact, you can see 3 volcanoes in your life. If you go to Hawaii, you can see them with your own 4 . There 5 some volcanoes in the world. In Hawaii, there are two famous volcanoes. One is Kilauea(基拉韦厄) and the 6 is Mauna Loa(莫纳罗亚). Both of 7 are in a national park. It is called Hawaii Volcanoes National Park. The Hawaii Volcanoes National Park 8 a long history. It is a popular national park in the USA．It is worth(值得) visiting. If you have a chance(机会) to visit Hawaii, 9 to visit the Hawaii Volcanoes National Park. Don’t forget to take your camera and take some 10 . I’m sure that you will fall in love with Hawaii Volcanoes National Park. Passage 3 请认真阅读下面短文，从方框中选择适当的单词或短语，填入其正确形式。每个单词或短语仅用一次。 because, many, join in, temperature, importance, nature reserve, lucky, among, good, be There are many wetlands in China. Some of them have become important 1 . The Chinese Yellow Sea Wetlands are 2 them. They are in Yancheng, Jiangsu Province. They are home to 3 different kinds of birds and animals. The 4 in the wetlands is not too high or too low. There 5 a lot of rain and sunshine too. The wetlands are really 6 places for wildlife. We protect wetlands 7 they can provide food and home for some special kinds of animals and birds. Wetlands are 8 because they also prevent floods from happening. 9 more and more people begin to know the importance of wetlands and wildlife. Every year, on February 2nd, we can invite many people to 10 many activities to tell people more about wetlands around the world. We hope humans can live in harmony with animals. Passage 4 and, day, cover, danger, the lungs of The world’s largest rainforest, the Amazon, spreads across eight countries and 1 40 percent of South America. It makes about one-fifth of earth’s oxygen. People can call it “ 2 our planet”. However, the rainforest is in 3 now. A large fire broke out in the Amazon in 2024. It lasted for many 4 . In fact, the Amazon saw a large number of fires in 2019. Between January 5 August, there were over 74,000 fires—the highest number since 2013. also, take, easy, government, come from Most of the fires 6 human activities. Farmers in the Amazon have long used fire to prepare land for planting. But these fires can 7 get out of control. The Brazilian 8 has sent soldiers to fight the fires. But scientists have said that it will 9 around 20 to 40 years to rebuild the forest’s ecosystem. They have 10 said that the fires have destroyed 15 to 17 percent of the rainforest. Passage 5 语篇填空。 it, square, think, down, run, since, long, hot, activity, of The Amazon rainforest is in South America. It covers about 7 million 1 kilometers. The Amazon River 2 through the rainforest. It’s the world’s second 3 river. Climate change (气候变化) and human 4 make it “sick”. Actually, the rainforest can fix 5 . But now, it feels too “tired” to get better. The Amazon is one of the world’s wettest places. But 6 2005, three droughts (干旱) have hit the rainforest. The trees don’t have enough water to grow. What’s worse, they can easily catch fire when they become dry. People cut 7 rainforest trees mostly for wood. They burn the forest to make farmland. All these activities have caused about 17 percent 8 the rainforest to disappear already. The Amazon is like the lungs (肺) of our planet. The rich plants there make more than 20 percent of the planet’s oxygen (氧气). If the Amazon “dies”, the earth will become even 9 . Researchers are 10 of better ways of protection to save the Amazon rainforest. Hope we can solve the problems in the near future. Passage 6 根据语篇内容，用方框中所给词或短语的正确形式填空。 job  sing  visitor  popular  by bus Mount Emei is well-known for its plants and animals. Every year, 1 from all over the country and even abroad come to visit it. It has become one of the most 2 sights in Sichuan Province so far. Tourism brings a lot of businesses, 3 and money. If it’s cloudy, people can see many kinds of birds in the trees 4 and some rare animals like monkeys climbing up and down. Last Saturday, several of my friends and I went there 5 directly. Everyone is in a state of great excitement. what  arrive  rubbish  protect  take action After about a one-hour ride, we 6 there. To our surprise, some people paid little attention to 7 the environment. On the way to the top, plastic bags and bottles were thrown everywhere. We had to pick up the 8 and put it into the dustbins. We were tired, however, we felt so proud of 9 we had done. I think we should protect Mount Emei from being polluted, or the pollution will keep the people away. Let’s 10 to make Mount Emei more beautiful and cleaner from now on. Passage 7 阅读短文，从方框中选择适当的词并用其正确形式填空，使短文通顺、意思完整。每空限填一词，每词限用一次。 call; around; visit; way; one; high; remember; boat; beautiful; brave The world’s highest uninterrupted waterfall—Angel Falls The best way to reach the Angel Falls is to take a plane. You can also get there by 1 in the rainy season. There is no 2 leading you to the bottom of the Angel Falls. Besides the Angel Falls, there are rainforests. The waterfall is about 979 metres 3 . It is the highest uninterrupted waterfall in the world. An American pilot 4 James Angel was the first person to fly over the falls. To 5 him, people called the waterfall the Angel Falls. You can see 6 rainbows and many kinds of nice birds 7 the Angel Falls. The waterfall is also a famous filming location. The wonderful waterfall in the 3-D film Up is just the Angel Falls. Every year, many people all around the world visit the Angel Falls, but only a few 8 people can get the full view of the waterfall. Everyone who takes the plane to 9 the Angel Falls can get a certificate (证书) printed with “the brave explorer”. Do you want to get 10 ? Passage 8 选用方框中所给的单词或短语并用其适当形式填空。 large   world   be home to   leave   free There are many wetlands in China and some of them have become the 1 important wetlands. The Yellow Sea Wetland is among them. It is in Yancheng, Jiangsu. It 2 many different kinds of animals. The world’s 3 Milu Deer Nature Reserve is in it. Many milu deer live 4 there. There are not many red crowned cranes 5 in the world, but every winter you can see some in the Yellow Sea Wetland. provide   lucky   much   real   the importance of The temperature in the wetlands is usually neither too high nor too low. There is a lot of rain and sunshine too. They are 6 good places for wildlife. 7 food and home for some special kinds of animals is not the only reason why we need to protect wetlands. Wetlands are important because they also prevent flooding. But some people want to change the wetlands to make 8 space for farms and buildings. This means there will be less and less space for wildlife. 9 , more and more people are beginning to realize 10 wetlands and wildlife. Every year, many activities are held to tell people more about wetlands. Passage 9 用方框中所给单词的适当形式填空，使短文意思完整正确。(每个单词限用一次。每空限填一个单词。) blue    look    part    be    thing    clean    protect    see    take    year Taihu Lake is a famous place of interest. If visitors look at Taihu Lake, they will 1 clean water. Boats run under the white clouds and the 2 sky. However, 15 years ago, the lake 3 very different. The lake is a 4 of the Yangtze River and covers more than 2,000 square kilometers. About 17,000,000 people get water from it now, but the water was not so clean before. Since 2007, our country has done many 5 to clean the water of the lake. So far workers have 6 lots of algae (藻) out of the lake. The water of Taihu Lake is much 7 than before. After more than ten 8 hard work, our country has thought of a scientific (科学的) way to treat the algae. Now few algae grow in the lake. There 9 23 kinds of water birds and more than 50 kinds of plants in Taihu Lake. Our country will try other ways to 10 the lake and make the pollution less. Taihu Lake will be greater in the future. Passage 10 阅读短文，从方框中选择适当的词并用其正确形式填空，使短文通顺、意思完整。每空限填一词，每词限用一次。 they    top    dangerous    show    though    be    high    try    climber    and One of the world’s most 1 sports is mountain climbing, and one of the most popular places for this is the Himalayas. The Himalayas run along the southwestern part of China. Of all the mountains, Qomolangma rises the 2 and is the most famous. It is 8, 848. 86 meters high and very dangerous to climb. Thick clouds cover the top 3 snow can fall very hard. Even more serious difficulties include freezing weather conditions and heavy storms. It 4 also very hard to take in air as you get near the 5 . There are many people trying to climb this mountain, even 6 it is dangerous. Why do so many 7 risk their lives? One of the main reasons is that people want to challenge 8 in the face of difficulties. The spirit of these climbers shows us that we should never give up 9 to achieve our dreams. It also 10 that humans can sometimes be stronger than the forces of nature. Passage 11 根据语篇内容，从方框中选择恰当的单词，并用其正确形式填空。将单词填写在答题卡对应的横线上。每个单词只能用一次。 they   sadly    give   side    peaceful    camera    enjoy    visit    list    behind “Guilin’s scenery (景色) is the best in the world, and Yangshuo’s scenery is the best in Guilin,” goes the old saying. Why is the scenery of Guilin and Yangshuo so great? It’s probably because there is a beautiful river running through 1 . It is the Li River. From Guilin to Yangshuo, the scenery on both 2 of the Li River is beautiful beyond words. The best way to 3 its beauty is to take a cruise (乘船游览). It will carry you away from the city and into a(n) 4 and relaxing world. You need to do nothing but bring your imagination and a 5 and keep your eyes open. Guilin hills, clear water, tall bamboo...It feels like you are visiting in a Chinese ink painting! Your guide will tell you lots of stories 6 the different mountains. The story behind Xianren Rock and Wangfu Rock must be on the 7 . A young man died of hunger after 8 all his food to a poor old man and turned into Xianren Rock. His wife carried their baby on her back 9 and turned into Wangfu Rock. The Li River is beautiful. Why not 10 this wonderful place, to see it with your own eyes and feel it with your own heart? Passage 12 根据语篇内容，从方框中选择恰当的单词，并用其正确形式填空。每个单词只能用一次。 through   sad   give   side   peaceful   camera   best   visit   list   guide “Guilin’s scenery is the best in the world, and Yangshuo’s scenery is the best in Guilin,” goes the old saying. Why is the scenery of Guilin and Yangshuo so great? It’s probably because there is a beautiful river running 1 them. It is the Li River. From Guilin to Yangshuo, the scenery on both 2 of the Li River is beautiful beyond words. The 3 way to enjoy its beauty is to take a cruise (坐船游览). It will carry you away from the city and into a(n) 4 and relaxing world. You need to do nothing but bring your imagination (想象力) and a 5 and keep your eyes open. Guilin hills, clear water, tall bamboo ... It feels like you are visiting in a Chinese ink painting! Your 6 will tell you lots of stories behind the different mountains. The story behind Xianren Rock and Wangfu Rock must be on the 7 . A young man died of hunger after 8 all his food to a poor old man and turned into Xianren Rock. His wife carried their baby on her back 9 and turned into Wangfu Rock. The Li River is beautiful. Why not 10 this wonderful place, to see it with your own eyes and feel it with your own heart? Passage 13 阅读短文，从方框中选择适当的单词或短语并用其正确形式填空，使短文通顺，意思完整，每个单词或短语限用一次。 but  also  with  harm  water pollution In today’s world, environmental pollution has become a common challenge for all countries. 1 do you know what environmental pollution is? Environmental pollution is when humans release more 2 matter or energy to the environment than its self-purification ability (自净能力), including 3 , air pollution, noise pollution, radioactive pollution. 4 the development of science and technology and the improvement of living standards, environmental pollution is 5 increasing, especially in developing countries. do  solve  time  important  such as Environmental pollution will cause direct damage to the ecosystem, 6 desertification (沙漠化), forest destruction, the greenhouse effect, acid rain. Environmental pollution also 7 great harm to human health. People need air every day. An adult breathes about 20,000 8 a day. A large number of studies show that environmental pollution is an 9 cancer cause. Nowadays, the governments of many countries are trying 10 the environmental pollution. I think the environment will become better and better in the future. Passage 14 阅读短文，从方框中选择适当的单词或短语并用其正确形式填空，使短文通顺，意思完整，每个单词或短语限用一次。 fine  live  because  science  all over the world The Antarctic is the most southern part of the world. People have never wanted to 1 there because of its lowest temperature. But now scientists from 2 come to study the ice there to learn more about the earth’s history. Some 3 live in the Antarctic for part of the year. But they don’t usually stay there for more than six months 4 there are six months of light and six months of darkness. The Antarctic usually has a good deal of 5 weather without any wind at all. like  warm  little  interested  thousands of The strong winds are usually only in some parts of it. It is also 6 to learn that it isn’t very wet there. There is 7 snow or rain. It snows in winter, but at other times the weather in the Antarctic is dry just 8 the Sahara. In winter, the sea around the Antarctic freezes (结冰) for 9 kilometres. But scientists tell us that the earth is getting 10 . So in the future, there may be less ice in the sea around the Antarctic. When that happens, the weather on the earth will never be the same again. Passage 15 读短文，从方框中选择适当的词并用其正确形式填空，使短文通顺、意思完整。每空限填一词，每词限用一次。 because    meter    wide    include    often    condition    during    introduce    they    wild There are many beautiful places in our world. Today, I’d like to 1 a desert to you — the Sonoran Desert. The Sonoran Desert covers about 311,000 square 2 . And it is one of the 3 deserts in North America. The Sonoran Desert 4 parts of California, Arizona, and Mexico. Summer in the Sonoran Desert is very hot. The temperature is 5 more than 100 degrees during the day. Even in winter, the temperature is usually above zero. Desert plants and animals have accepted the living 6 in the desert. They have special ways to live with very little water and in very hot weather. The Sonoran Desert has many different kinds of cactus plants. Cactus plants can live a long time without rain. Cactus plants store water in their thick stems (茎). Cactus roots grow close to the top of the ground. When it rains, the roots can collect the water very quickly. Like desert plants, 7 animals in the desert can live without much rain. Most desert animals do not have to drink water. They get the water they need from 8 food. Many desert animals only come out to find food at night 9 it is cool at that time. 10 the hot days, these animals hide in the shade or underground. Staying cool helps animals keep water in their bodies. 7 / 10 学科网（北京）股份有限公司 $