Unit 4 Inventions 形容词的比较级和最高级（核心语法精练）英语新教材沪教版八年级上册

**基本信息** 聚焦形容词原级与级的不规则变化，通过分层题型构建从基础到综合的语法应用体系，强化语言能力与思维品质。 **专项设计** |模块|题量/典例|题型特征|知识逻辑| |----|-----------|----------|----------| |考点夯基|单选10/完成句子10/适当形式填空10|覆盖原级(as...as)、比较级(than)、最高级(the+最高级)基础应用|从规则变化到不规则变化(如far-further)，构建级的概念层级| |综合提升|语法选择10/短文填空10|语篇中考查级的语境运用，结合时态、冠词等综合语法|从单句到语篇，实现语法知识向语言能力迁移|

Unit 4 Inventions 核心语法精练 （形容词原级和级的不规则变化） 一、单项选择。 1. C 2. A 3. B 4. C 5. A 6. B 7. B 8. C 9. B 10. A 二、完成句子。 1. much more water than 2. The more carefully the fewer 3. not as/so interesting as 4. the least the most 5. pollution worse worse 6. more than 7. the most helpful 8. a little/bit cheaper 9. travels the farthest 10. as important as 三、用括号内所给词的适当形式填空。 1. careful 2. better 3. worst 4. more 5. further 6. interesting 7. farther 8. worse 9. best 10. more 一、语法选择 1. C 2. B 3. A 4. B 5. C 6. D 7. A 8. D 9. B 10. C 二、语法填空 1. has achieved 2. The 3. first 4. To make 5. quickly 6. on 7. itself 8. sites 9. dangerous 10. if 1 / 12 学科网（北京）股份有限公司 $ Unit 4 Inventions 核心语法精练 （形容词原级和级的不规则变化） 目录 二、考点夯基 2 一、单项选择 2 二、完成句子 3 三、适当形式填空 3 一、语法选择 4 二、短文填空 5 一、单项选择。 1. The film was not as good ________ I expected. A. so B. than C. as D. like 【答案】C 【解析】句意：这部电影不如我预期的那么好。 so如此；than比；as如同；like像。根据题干中“not as good”可知，此处考查固定搭配“not as…as”，意为“不如……”，前半部分用了as，后半部分也应填as。 2. This story is as ________ as that one. I like both of them. A. interesting B. more interesting C. most interesting D. the most interesting 【答案】A 【解析】句意：这个故事和那个故事一样有趣。我都喜欢它们。 interesting有趣的，形容词原级；more interesting更有趣的，形容词比较级；most interesting最有趣的，形容词最高级；the most interesting最有趣的，形容词最高级。根据“as...as”可知，中间需用形容词原级interesting。 3. You are a wonderful researcher. Try ________ and I’m sure you can find ________ information about this disease. A. hard; farther B. harder; further C. hardly; farther D. more hardly; further 【答案】B 【解析】句意：你是一位出色的研究员。努力一点，我相信你能找到更多关于这种疾病的信息。 考查副词辨析和形容词比较级。hard努力地；hardly几乎不；farther(空间或时间上)较远的；further更进一步的，更多的。根据“Try”可知，再努力一点，用副词hard的比较级；根据“I’m sure you can find...information about this disease.”可知，找到这种疾病的更多信息，用further。故选B。 4. The Yangtze River flows ________ in China and is about 6,000 kilometers long. A. far B. farther C. the farthest D. most far 【答案】C 【解析】句意：长江是中国流经距离最长的河流，全长约6000公里。 far远；farther更远；the farthest最远；most far形式错误。根据“in China”可知是在中国范围内所有河流进行比较，三者及以上比较用最高级，far的最高级是farthest，前面常加the，应填the farthest。 5. My deskmate is as ________ as me, but he runs ________ than me. A. tall; faster B. taller; fast C. tall; fast D. taller; faster 【答案】A 【解析】句意：我的同桌和我一样高，但他跑得比我快。    tall高的；taller更高的；fast快地；faster更快地。第一个空位于“as…as”结构中，中间需用形容词原级，故用tall；第二个空后有than，需用副词比较级faster修饰动词runs。所以应选“tall; faster”。 6. Among the three boys, Daniel has ________ money. A. less B. the least C. fewer D. the fewest 【答案】B 【解析】句意：在三个男孩当中，丹尼尔的钱最少。 less更少的（比较级，修饰不可数名词）；the least最少的（最高级，修饰不可数名词）；fewer更少的（比较级，修饰可数名词）；the fewest最少的（最高级，修饰可数名词）。根据“Among the three boys”可知，此处用最高级形式，排除A、C；money是不可数名词，应用the least。 7. We have ________ homework on Friday than on other weekdays. A. little B. less C. few D. fewer 【答案】B 【解析】句意：我们周五的家庭作业比其他工作日更少。 little少的，修饰不可数名词；less（little的比较级）更少的；few少的，修饰可数名词复数；fewer（few的比较级）更少的。根据句中than可知要用比较级，homework为不可数名词，要用little对应的比较级。应填less。 8. The food at that restaurant is the ________ I’ve ever had. I’ll never go there again! A. bad B. worse C. worst D. badly 【答案】C 【解析】句意：那家餐厅的食物是我曾经吃过的最糟糕的。我再也不会去那里了！ bad坏的；worse更坏的；worst最坏的；badly糟糕地。根据空前的定冠词“the”以及范围状语“I’ve ever had”可知，此处应用形容词的最高级形式，表示在所有经历中是最坏的。故选C。 9. The storybook is not ________ that one, but it’s much ________. A. as more interesting as; more expensive B. so interesting as; more expensive C. as interesting as; expensive D. more interesting as; expensive 【答案】B 【解析】句意：这本故事书不如那本有趣，但它贵得多。 否定句中的原级比较结构“not as/so...as”，意为“不如……”，not as/so...as中间只能放形容词/副词原级，不能放比较级，排除A选项；“much”只能修饰形容词比较级，不能修饰原级，因此排除C、D选项。故选B。 10. —Who is ______ student in your class? —Li Ming. He gets the highest scores every time. A. the best B. better C. good D. well 【答案】A 【解析】句意：——谁是你们班里最好的学生？——李明。他每次都得最高分。 根据范围状语“in your class”可知是三者或三者以上的比较，应用最高级，且最高级前需加定冠词the。the best为最高级，better为比较级，good为原级，well通常作副词。应填the best。 二、完成句子。 1. 海洋里的水比这个瓶子里的水多多了。 There is ________ ________ ________ in the ocean ________ in this bottle. 【答案】much more water than 【解析】原句中“比……多多”是关键词，much修饰比较级more表示“……得多”，water意为“水”；比较句式需要连词than表示“比”。应填much；more；water；than。 2. 你复习得越认真，考试中犯的错误就越少。 ________ ________ ________ you review your lessons, ________ ________ mistakes you will make in the exam. 【答案】 The more carefully the fewer 【解析】原句中“越认真……越少”是关键词，用“the+比较级，the+比较级”的结构表示。“认真”的比较级是“more carefully”，修饰动词review，“少”修饰可数名词mistakes用“fewer”。应填The；more；carefully；the；fewer。 3. 露西认为长城不如颐和园有趣。 Lucy thought the Great Wall was ________ ________ ________ ________ the Summer Palace. 【答案】not as/so interesting as 【解析】中文“不如……有趣”为同级比较否定结构，表达为 not as/so... as，“有趣”的英文形容词是 interesting。故填not；as/so；interesting；as。 4. 汤姆有最少的空闲时间，因为他有最多的作业要做。 Tom has ________ ________ free time because he has ________ ________ homework to do. 【答案】 the least the most 【解析】原句中“最少的”修饰不可数名词time，用little的最高级the least；“最多的”修饰不可数名词homework，用much的最高级the most，故填the；least；the；most。 5. 塑料污染的状况正变得越来越糟糕。 The situation of plastic ________ is getting ________ and ________. 【答案】pollution worse worse 【解析】原句中文“污染”和“越来越糟糕”是关键词，“污染”对应名词pollution，“越来越糟糕”在英语中常用“比较级+and+比较级”的结构来表达，“糟糕”对应的形容词是bad，其比较级是worse，worse and worse意为“越来越糟糕”。因此空处分别填pollution；worse；worse。 6. 这本新书中有20 多个中国民间故事。 There are ________ ________ 20 Chinese folk tales in the new book. 【答案】more than 【解析】原句中“20多个”是关键词，表示“超过、多于”的短语是more than。 7. 贝蒂是我们班最乐于助人的人。 Betty is ________ ________ ________ person in our class. 【答案】 the most helpful 【解析】原句中“最乐于助人的”是关键词，需用形容词最高级，表示“乐于助人的”的单词为helpful，形容词，其最高级为most helpful，最高级前用定冠词the修饰。 8. 这件外套比那件便宜一点。 This coat is ________ ________ ________ than that one. 【答案】a little/bit cheaper 【解析】句中出现连词than，表明此处需要使用形容词的比较级。“便宜”的英文是cheap，其比较级为cheaper。中文“一点”用来修饰比较级，表示程度轻微，常用短语a little 或a bit。 9. 长江是中国流经最远的河流，全长约6300公里。 The Yangtze River ________ ________ ________ in China and is about 6,300 kilometres long. 【答案】 travels the farthest 【解析】根据中英文对照可知，此处缺“流经最远”，“流经”英文为“travel”，主语“The Yangtze River”是单数，且句子描述客观事实，用一般现在时，travel需用第三人称单数形式travels；“远”英文为“far”，此处需用最高级the farthest“最高级”。故填travels；the；farthest。 10. 休息和工作一样重要。 Rest is ________ ________ ________ work. 【答案】 as important as 【解析】原句中“和……一样”、“重要”是关键词。“as + 形容词原级 + as”表示“和……一样”；“重要”用important表示。应填as；important；as。 三、用括号内所给词的适当形式填空。 1. Linda is as ________ (careful) as her friend Lucy when they do their homework. 【答案】careful 【解析】句意：琳达做作业时和她的朋友露西一样细心。“as…as”表示“和……一样”，中间要用形容词或副词原级，此处在be动词后，使用形容词原级，故填careful。 2. My best friend is ________ (good) at English than me. She always helps me with it. 【答案】better 【解析】句意：我最好的朋友英语比我好。她总是在英语方面帮助我。固定搭配be good at意为“擅长”，句中出现比较级标志词than，表示两者作比较，good的比较级为better；此处变为be better at，表示“更擅长”。 3. The typhoon was one of the ________ (bad) disasters in our city’s history. 【答案】worst 【解析】句意：这场台风是我们城市历史上最严重的灾害之一。句中“one of the+最高级+名词复数”为固定结构，提示此处需用形容词的最高级形式，bad的最高级为特殊变化worst，符合句子语境及语法要求。 4. There are ________ (many) activities this year than before. 【答案】more 【解析】句意：今年的活动比以前多了。根据后面的than可知，此处应用比较级。“many”意为“许多”，修饰可数名词复数activities，其比较级为more，故填more。 5. Please call me for _________ (far) information. My telephone number is 87893764. 【答案】further 【解析】句意：如需更多信息，请给我打电话。我的电话号码是87893764。括号中的“far”需要变形来修饰后面的名词information，结合语境表示“更多的”含义，far的比较级形式为further，可表示“更多的、进一步的”。 6. This book is not as ________ (interest) as the one I read yesterday. 【答案】interesting 【解析】句意：这本书不如我昨天读的那本有趣。be动词“is”后接形容词作表语，描述主语“This book”的特征，主语是物，用interesting表示“有趣的”，此处是“not as+形容词原级+as”的同级比较，表示“不如……”，interesting用原级。 7. The Nile River runs ________ (far) than any other river in the world and is about 6,671 kilometres long. 【答案】farther 【解析】句意：尼罗河比世界上任何其他河流都长，大约有6671公里长。句中“than”为比较级的标志词，提示此处应用形容词的比较级形式，far的比较级为farther（侧重距离上的“更远”）。 8. This drawing is ________ (bad) than that one. 【答案】worse 【解析】句意：这幅画比那幅更差。“than”提示使用比较级，故填入形容词bad的比较级形式worse作表语。 9. Autumn is the ________ (good) season to watch ginkgo leaves. 【答案】best 【解析】句意：秋天是观赏银杏叶最好的季节。结合空前的“the”与“season to watch ginkgo leaves”可知，此处是将秋天与其他所有季节进行比较，隐含“在所有季节中”这一范围，因此需用最高级best，表示“最好的季节”，符合题意。 10. The ________ (much) books you read, the more knowledge you will get. 【答案】 more 【解析】句意：你读的书越多，你获得的知识就越多。此处为“the+比较级，the+比较级”句型，表示“越……，就越……”。much的比较级为more，因此应填more。 一、语法选择 根据短文内容，从A、B、C、D四个选项中选出一个语法正确的答案，并把答题卡上对应题目的答案标号涂黑。 （25-26八年级上·广东广州·期末）The history of human progress is full of wonderful inventions. Among all of them, paper is one of 1 most important inventions. Without it, knowledge 2 spread so widely around the world in ancient times. In ancient China, people used to write on bamboo or silk. However, these materials were either too heavy 3 too expensive. Then, about two 4 years ago, a man named Cai Lun 5 improved the way of making paper from tree bark and old cloth. His invention was much lighter than any earlier writing material. Since then, paper 6 an important part of our lives. We use it for books, newspapers, and art. But does 7 know exactly how many trees we use for paper every year? The number is huge and it keeps growing. 8 we start using paper more wisely, our forests might disappear one day. That’s why scientists are now looking for new materials. Some say that electronic (电子的) paper will become even 9 in the future because it can be reused. Last week, our class visited a science museum. We saw a model of Cai Lun’s workshop there. It helped us understand how hard people worked in the past to bring us such a useful invention. 10 amazing invention paper is! It shows how human wisdom can change the world. 1. A. a B. an C. the D. / 2. A. needn’t B. couldn’t C. shouldn’t D. mustn’t 3. A. or B. and C. but D. so 4. A. thousands B. thousand C. thousands of D. thousand of 5. A. successful B. more successful C. successfully D. more successfully 6. A. was B. is C. had been D. has been 7. A. anybody B. nobody C. somebody D. everybody 8. A. If B. Because C. Though D. Unless 9. A. popular B. more popular C. popularly D. more popularly 10. A. What B. What a C. What an D. How 【答案】1. C 2. B 3. A 4. B 5. C 6. D 7. A 8. D 9. B 10. C 【导语】本文是一篇说明文，介绍了纸作为人类最重要发明之一的历史，从蔡伦改进造纸术到纸在现代生活中的广泛应用，并指出过度用纸对森林的威胁以及电子纸等替代材料的未来。 【解析】1. 句意：其中，纸是最重要的发明之一。 a一个，泛指，用于辅音音素开头的单词前；an一个，泛指，用于元音音素开头的单词前；the特指，用于最高级前；/零冠词。根据“most important”可知，最高级前需加定冠词“the”，“the”符合语境，故选C。 2. 句意：没有它，古代的知识不可能在全世界广泛传播。 needn’t不必；couldn’t不可能；shouldn’t不应该；mustn’t禁止。根据“Without it, knowledge…spread so widely around the world in ancient times”可知，此处是虚拟语气，指没有纸的情况下知识“不可能”广泛传播，“couldn’t”符合语境，故选B。 3. 句意：然而，这些材料要么太重，要么太贵。 or或者；and和；but但是；so所以。根据“either too heavy…too expensive”可知，“either…or…”是固定搭配，意为“要么……要么……”，“or”符合语境，故选A。 4. 句意：大约两千年前，一个叫蔡伦的人成功地改进了用树皮和旧布造纸的方法。 thousands千，复数形式；thousand千，单数形式；thousands of成千上万的；thousand of表述错误。根据“two”可知，此处指具体数字“两千”，“thousand”用单数，“thousand”符合语境，故选B。 5. 句意：大约两千年前，一个叫蔡伦的人成功地改进了用树皮和旧布造纸的方法。 successful成功的，形容词；more successful更成功的，形容词比较级；successfully成功地，副词；more successfully更成功地，副词比较级。根据“improved the way”可知，此处需用副词修饰动词“improved”，“successfully”符合语境，故选C。 6. 句意：从那以后，纸一直是我们生活中重要的一部分。 was一般过去时；is一般现在时；had been过去完成时；has been现在完成时。根据“Since then”可知，since常与现在完成时连用，此处用现在完成时，“has been”符合语境，故选D。 7. 句意：但是有人确切知道我们每年用多少树造纸吗？ anybody任何人，常用于疑问句或否定句；nobody没有人；somebody某人，常用于肯定句；everybody每个人。根据“But does…know exactly how many trees we use for paper every year?”可知，这是疑问句，此处用“anybody”，故选A。 8. 句意：除非我们开始更明智地用纸，否则有一天我们的森林可能会消失。 If如果；Because因为；Though尽管；Unless除非。根据“…we start using paper more wisely, our forests might disappear one day”可知，此处指“除非”明智用纸，否则森林会消失，“Unless”符合语境，故选D。 9. 句意：有人说电子纸在未来会更受欢迎，因为它可以重复使用。 popular受欢迎的，形容词；more popular更受欢迎的，形容词比较级；popularly受欢迎地，副词；more popularly更受欢迎地，副词比较级。根据“become even…”可知，此处需用形容词作表语，且“even”常修饰比较级，“more popular”符合语境，故选B。 10. 句意：纸是多么了不起的发明啊！ What引导感叹句，修饰名词；What a修饰单数可数名词，辅音音素开头；What an修饰单数可数名词，元音音素开头；How引导感叹句，修饰形容词或副词。根据“amazing invention”可知，amazing是元音音素开头的形容词，invention是单数可数名词，此处用“What an”修饰，故选C。 二、语法填空 根据短文内容，在横线上填上适当单词，使短文完整、通顺；给出单词的空格不限一词，没有给出单词的空格限一词。 （25-26八年级上·广东深圳·期末）So far, a flying car by the Chinese company XPENG 1 (achieve) its impressive public flight by flying over Dubai. This happened on Oct 12 during a flight show. It is a new step in bringing China’s low-altitude aircraft technology (低空飞行器技术)  to the world, according to Xinhua. 2 flying car, called Land Aircraft Carrier, is the world’s 3 (one) modular (模块化的) flying car. People can take apart the aircraft (飞行器) in just five minutes. The aircraft is in the back of the car, and people can charge (充电) it there. 4 (make) the car ready to fly, you only need to push one button (按钮). The aircraft can’t fly as 5 (quick) as a plane, but it can take off or land straight up and down. It can fly 6 its own or with a person controlling it. When it flies alone, it can plan the road and guide 7 (it). The aircraft can fly for 30 minutes and up to 1,000 meters high. The flying car is cool, but it will be a long time before we can use it in daily life. There are problems to solve. People need to build landing 8 (site) for the car and make complete air traffic rules. Besides, it might bring some 9 (danger) situations. For example, 10 it flies a certain distance away from the house, it may cause trouble. 【答案】1. has achieved 2. The 3. first 4. To make 5. quickly 6. on 7. itself 8. sites 9. dangerous 10. if 【导语】本文主要讲了中国公司小鹏研发的模块化飞行汽车首次公开飞行及其技术特点，并分析了其投入日常使用前需解决的问题。 【解析】1. 句意：迄今为止，中国公司小鹏的飞行汽车已在迪拜上空完成了其引人注目的公开飞行。根据“So far”可知，此处强调动作从过去持续到现在并对现在有影响，用现在完成时；主语“a flying car”为单数，助动词用has，achieve“完成”，为动词，过去分词是achieved。故填has achieved。 2. 句意：这款名为“陆地航母”的飞行汽车是世界上首款模块化飞行汽车。根据“... flying car, called Land Aircraft Carrier”可知，此处特指前文提到的“a flying car”，需用定冠词the，句首单词首字母需大写。故填The。 3. 句意：这款名为“陆地航母”的飞行汽车是世界上首款模块化飞行汽车。根据“the world’s ... modular flying car”可知，此处表示“第一”，需用序数词；one“一”，为基数词，其序数词是first。故填first。 4. 句意：要让这辆车做好飞行准备，你只需按一个按钮。根据“... the car ready to fly, you only need to push one button”可知，此处表示目的“为了……”，make“使”，为动词，此处应用动词不定式作目的状语。故填To make。 5. 句意：这架飞行器不能像飞机飞得那样快，但它可以垂直起降。根据“can’t fly as ... as a plane”可知，此处修饰动词fly，需用副词形式；quick“快的”，为形容词，其副词形式是quickly。故填quickly。 6. 句意：它可以自主飞行，也可以在人的控制下飞行。根据“fly ... its own”可知，on one’s own是固定短语，意为“独立地，自主地”。故填on。 7. 句意：当它独自飞行时，它可以规划路线并引导自己。根据“guide ...”可知，此处指飞行器引导“它自己”，需用反身代词；it“它”，为主格代词，其反身代词形式是itself。故填itself。 8. 句意：人们需要为这种车建造着陆场，并制定完善的空中交通规则。根据“landing ...”可知，此处应用可数名词表示泛指，表示“场地”；site“地点”，为可数名词，其复数形式是sites。故填sites。 9. 句意：此外，它可能会带来一些危险情况。根据“some ... situations”可知，此处修饰名词situations，需用形容词形式；danger“危险”，为名词，其形容词形式是dangerous。故填dangerous。 10. 句意：例如，如果它飞到离房子一定距离以外，就可能会引起麻烦。根据“... it flies a certain distance away from the house, it may cause trouble”可知，这里表示如果它飞到离房子一定距离以外，就可能会引起麻烦，此处引导条件状语从句，表示“如果”。故填if。 1 / 12 学科网（北京）股份有限公司 $ Unit 4 Inventions 核心语法精练 （形容词原级和级的不规则变化） 目录 二、考点夯基 2 一、单项选择 2 二、完成句子 3 三、适当形式填空 3 一、语法选择 4 二、短文填空 5 一、单项选择。 1. The film was not as good ________ I expected. A. so B. than C. as D. like 2. This story is as ________ as that one. I like both of them. A. interesting B. more interesting C. most interesting D. the most interesting 3. You are a wonderful researcher. Try ________ and I’m sure you can find ________ information about this disease. A. hard; farther B. harder; further C. hardly; farther D. more hardly; further 4. The Yangtze River flows ________ in China and is about 6,000 kilometers long. A. far B. farther C. the farthest D. most far 5. My deskmate is as ________ as me, but he runs ________ than me. A. tall; faster B. taller; fast C. tall; fast D. taller; faster 6. Among the three boys, Daniel has ________ money. A. less B. the least C. fewer D. the fewest 7. We have ________ homework on Friday than on other weekdays. A. little B. less C. few D. fewer 8. The food at that restaurant is the ________ I’ve ever had. I’ll never go there again! A. bad B. worse C. worst D. badly 9. The storybook is not ________ that one, but it’s much ________. A. as more interesting as; more expensive B. so interesting as; more expensive C. as interesting as; expensive D. more interesting as; expensive 10. —Who is ______ student in your class? —Li Ming. He gets the highest scores every time. A. the best B. better C. good D. well 二、完成句子。 1. 海洋里的水比这个瓶子里的水多多了。 There is ________ ________ ________ in the ocean ________ in this bottle. 2. 你复习得越认真，考试中犯的错误就越少。 ________ ________ ________ you review your lessons, ________ ________ mistakes you will make in the exam. 3. 露西认为长城不如颐和园有趣。 Lucy thought the Great Wall was ________ ________ ________ ________ the Summer Palace. 4. 汤姆有最少的空闲时间，因为他有最多的作业要做。 Tom has ________ ________ free time because he has ________ ________ homework to do. 5. 塑料污染的状况正变得越来越糟糕。 The situation of plastic ________ is getting ________ and ________. 6. 这本新书中有20 多个中国民间故事。 There are ________ ________ 20 Chinese folk tales in the new book. 7. 贝蒂是我们班最乐于助人的人。 Betty is ________ ________ ________ person in our class. 8. 这件外套比那件便宜一点。 This coat is ________ ________ ________ than that one. 9. 长江是中国流经最远的河流，全长约6300公里。 The Yangtze River ________ ________ ________ in China and is about 6,300 kilometres long. 10. 休息和工作一样重要。 Rest is ________ ________ ________ work. 三、用括号内所给词的适当形式填空。 1. Linda is as ________ (careful) as her friend Lucy when they do their homework. 2. My best friend is ________ (good) at English than me. She always helps me with it. 3. The typhoon was one of the ________ (bad) disasters in our city’s history. 4. There are ________ (many) activities this year than before. 5. Please call me for _________ (far) information. My telephone number is 87893764. 6. This book is not as ________ (interest) as the one I read yesterday. 7. The Nile River runs ________ (far) than any other river in the world and is about 6,671 kilometres long. 8. This drawing is ________ (bad) than that one. 9. Autumn is the ________ (good) season to watch ginkgo leaves. 10. The ________ (much) books you read, the more knowledge you will get. 一、语法选择 根据短文内容，从A、B、C、D四个选项中选出一个语法正确的答案，并把答题卡上对应题目的答案标号涂黑。 （25-26八年级上·广东广州·期末）The history of human progress is full of wonderful inventions. Among all of them, paper is one of 1 most important inventions. Without it, knowledge 2 spread so widely around the world in ancient times. In ancient China, people used to write on bamboo or silk. However, these materials were either too heavy 3 too expensive. Then, about two 4 years ago, a man named Cai Lun 5 improved the way of making paper from tree bark and old cloth. His invention was much lighter than any earlier writing material. Since then, paper 6 an important part of our lives. We use it for books, newspapers, and art. But does 7 know exactly how many trees we use for paper every year? The number is huge and it keeps growing. 8 we start using paper more wisely, our forests might disappear one day. That’s why scientists are now looking for new materials. Some say that electronic (电子的) paper will become even 9 in the future because it can be reused. Last week, our class visited a science museum. We saw a model of Cai Lun’s workshop there. It helped us understand how hard people worked in the past to bring us such a useful invention. 10 amazing invention paper is! It shows how human wisdom can change the world. 1. A. a B. an C. the D. / 2. A. needn’t B. couldn’t C. shouldn’t D. mustn’t 3. A. or B. and C. but D. so 4. A. thousands B. thousand C. thousands of D. thousand of 5. A. successful B. more successful C. successfully D. more successfully 6. A. was B. is C. had been D. has been 7. A. anybody B. nobody C. somebody D. everybody 8. A. If B. Because C. Though D. Unless 9. A. popular B. more popular C. popularly D. more popularly 10. A. What B. What a C. What an D. How 二、语法填空 根据短文内容，在横线上填上适当单词，使短文完整、通顺；给出单词的空格不限一词，没有给出单词的空格限一词。 （25-26八年级上·广东深圳·期末）So far, a flying car by the Chinese company XPENG 1 (achieve) its impressive public flight by flying over Dubai. This happened on Oct 12 during a flight show. It is a new step in bringing China’s low-altitude aircraft technology (低空飞行器技术)  to the world, according to Xinhua. 2 flying car, called Land Aircraft Carrier, is the world’s 3 (one) modular (模块化的) flying car. People can take apart the aircraft (飞行器) in just five minutes. The aircraft is in the back of the car, and people can charge (充电) it there. 4 (make) the car ready to fly, you only need to push one button (按钮). The aircraft can’t fly as 5 (quick) as a plane, but it can take off or land straight up and down. It can fly 6 its own or with a person controlling it. When it flies alone, it can plan the road and guide 7 (it). The aircraft can fly for 30 minutes and up to 1,000 meters high. The flying car is cool, but it will be a long time before we can use it in daily life. There are problems to solve. People need to build landing 8 (site) for the car and make complete air traffic rules. Besides, it might bring some 9 (danger) situations. For example, 10 it flies a certain distance away from the house, it may cause trouble. 1 / 12 学科网（北京）股份有限公司 $