Unit 8 A green world 单元核心单词,词性转换,短语,语法,句型精练-2025-2026学年八年级英语下册单元练习（译林版）

**基本信息** Unit 8“绿色世界”单元卷，聚焦环保主题，通过词汇变形、句子完成及短文填空，全面考查语法、词汇及语用能力，适配初中英语单元复习，助力语言能力与环保意识培养。 **题型特征** |题型|题量/分值|知识覆盖|命题特色| |----|-----------|----------|----------| |单词适当形式填空|15题/15分|动词时态（如be动词）、被动语态（如affect）、词性转换（如pollute→pollution）|基础巩固，聚焦语法规则运用| |汉语提示写单词|15题/15分|环保核心词汇（如useless、Recycling、resources）|强化主题词汇积累，关联文化意识| |完成句子|10题/30分|句型结构（如had better not）、环保表达（如take action）|情境化语用，提升语言表达能力| |短文填空|20题/40分|语法（时态mean→means、介词for）、词汇（nature→natural）、语篇理解（三江源保护）|综合考查语言能力，融入真实环保情境，体现思维品质|

班级 姓名 学号 分数 Unit 8 A green world 单元重点单词变形短语语法句型精练 （时间：60分钟，满分：100分） 1、 用括号内所给单词的适当形式填空(本大题共15小题，每小题1分，共15分) 1．Nothing ________ (be) impossible if we try our best. 2．The charity event was ________ (success) held last Saturday. 3．Many wild animals’ living places ________ (affect) by human activities now. 4．Rubbish needs ________ (separate) into different groups before recycling. 5．The factory has caused serious air ________ (pollute) in this area. 6．I prefer ________ (donate) money to poor children to buying snacks. 7．The ________ (chemistry) factory was closed down because it polluted the river. 8．Many things can ________ (recycle) in our daily life. 9．The government has made ________ (strict) laws than before to protect the environment. 10．We must use our natural resources ________ (wise) to protect the earth. 11．Nothing can stop the ________ (develop) of green living habits. 12．I can ________ (hard) believe that we have made so much progress in environmental protection. 13．Nothing ________ (offer) to them at first, so they didn't know how to start. 14．This medical ________ (organize) helps sick people in poor countries. 15．We should try ________ (save) as much energy as possible. 二、根据汉语提示完成单词(本大题共15小题，每小题1分，共15分) 16．Most single-use plastic products become ________ (无用的) after use. 17．The ________ (总共的) cost of environmental activity is very low. 18．Saving ________(能源) is a necessary green living habit. 19．Many countries make strict ________ (法律) to control industrial pollution. 20．We should protect ________ (自然的) environment around our hometown. 21．________ (回收利用) used paper saves lots of forest trees every year. 22．Humans are using up natural ________ (资源) such as coal and oil. 23．Factories ________ (生产) harmful gas and pollute city air seriously. 24．These chemical products are ________ (有害的) to human health. 25．Doctors ________(治愈) thousands of eye patients with free operations. 26．What is the ________ (原因) of the accident? 27．Some famous people ________ (投票) yesterday. 28．Pay attention to your own ________ (进步) rather than others’ results. 29．We should take ________ (行动) to save our home. 30．Everyone should follow ________ (规则) to protect the environment. 三、完成句子(本大题共10小题，每小题3分，共30分) 31．考虑空气污染严重，我们最好少开车多骑行。 Because of serious air pollution, we’d ________ ________ drive too much and ride bikes more. 32．在我看来，慈善帮扶和绿色环保都能改变世界。 ________ ________ ________, charity help and green protection change the world. 33．他坚持垃圾分类，以便节约更多有限自然资源。 He keeps sorting rubbish ________ ________ he can save more limited natural resources. 34．中国正在努力减少沙漠面积。 ________ is making ________ to ________ its ________ ________. 35．根据联合国的数据，在过去的40年里，地球上近30%的土地都存在荒漠化问题。 ________ ________ the United Nations, in the last 40 years, desertification has been a problem across almost 30% of the earth’s land. 36．我们还应该收集电池和电子产品回收利用。 We should also collect batteries and ________ ________ ________ ________. 37．例如，我们可以捐赠旧衣服或书籍给慈善机构，在二手商店购物。 For example, we can donate old clothes or books to charities and ________ ________ ________ ________. 38．空调让我们在夏天感觉凉爽。 ________ ________ makes us feel cool in summer. 39．一次性塑料产品对土壤和海洋有害。 ________ ________ products are bad for soil and sea. 40．如果我们浪费能源，它很快就会耗尽。 If we waste energy, it will ________ ________ soon. 四、短文填空(本大题共20小题，每小题2分，共40分) 阅读下面短文，在空白处填入1个适当的单词或括号内单词的正确形式。 Do you know the largest nature park in China? It is Sanjiangyuan National Park on the Qinghai-Tibet Plateau (青藏高原). “Sanjiangyuan” 41 (mean) the headwaters of China’s three great rivers: the Yangtze River, Yellow River and Lancang River. The Yangtze River is the longest of the three. Sanjiangyuan is famous 42 the beautiful scenery. It’s called the Water Tower of China or even Asia because there are lots of rivers, lakes, and wetlands. All the people living around it depend on its rich 43 (nature) resources. However, with the global warming and human activities, the place was once in great danger. Life there was also much 44 (difficult) for both animals and humans than that in other places. To stop things from 45 (get) worse, our government has taken many measures, such as building Sanjiangyuan National Park. Many people joined the environmental protection club. The club advised the members 46 (start) a WeChat group and invite other people to join in. This was a great idea. It allowed more and more people to meet each other online 47 talk about how to protect the environment. Now, people there are living in peace with nature. Our country is trying 48 (it) best to make Sanjiangyuan National Park one of the most famous 49 (park) all over the world. I believe in the future the park will be 50 window to show Chinese scenic beauty to the outside world. 阅读下面短文，在空白处填入一个适当的词，或填入括号中所给单词的正确形式。 Protecting the environment is an important challenge we face today. Many people believe that small actions can make a big difference. For example, we can save electricity by turning 51 lights when we leave a room. Recycling paper, plastic and glass is also a 52 (help) way to reduce waste. Air pollution has become a serious problem in some cities. Even worse, people’s health 53 (affect), too. To improve the situation, we can plant trees first to help clean the air. Then governments should encourage people 54 (use) public transportation more. If 55 (few) people drive cars, there will be less pollution. And that also brings big changes to the environment. Water pollution is also a big problem for us. We should keep the rubbish away from rivers or oceans. Every year, millions of sea animals die because of the plastic waste. 56 (solve) this problem, some students in Xinhua Middle School 57 (found) clubs in their school three months ago. And  some activities are organized 58 many volunteers to protect the environment every month. Up till now, they have collected over 500 kilos of 59 (recycle) materials. Their efforts show that young people really play an important 60 in environmental protection. I think the Earth will become a greener place in the future if we all work together. So let’s start from now on. 试卷第1页，共3页 试卷第1页，共3页 学科网（北京）股份有限公司 $ 班级 姓名 学号 分数 Unit 8 A green world 单元重点单词变形短语语法句型精练 （时间：60分钟，满分：100分） 1、 用括号内所给单词的适当形式填空(本大题共15小题，每小题1分，共15分) 1．Nothing ________ (be) impossible if we try our best. 【答案】is 【详解】句意：如果我们尽最大努力，没有什么是不可能的。主语Nothing为不定代词，作主语时谓语动词用单数，故填is。 2．The charity event was ________ (success) held last Saturday. 【答案】successfully 【详解】句意：这场慈善活动于上周六成功举办。空处修饰动词held，需用副词形式，success的副词形式为successfully。 3．Many wild animals’ living places ________ (affect) by human activities now. 【答案】are affected 【详解】句意：现在许多野生动物的栖息地受到人类活动的影响。“now”表明时态是一般现在时，主语Many wild animals’ living places与affect是被动关系，用一般现在时的被动语态“am/is/are+动词的过去分词”，主语是复数，be用are，affect的过去分词为affected。 4．Rubbish needs ________ (separate) into different groups before recycling. 【答案】separating 【详解】句意：垃圾在回收之前需要被分成不同的组。separate“分开”，为动词。句中“needs”为实义动词，sth. need doing sth.相当于sth. need to be done，表示“某物需要被……”，后接动词时需用动名词形式，即主动表被动，所以填separating。 5．The factory has caused serious air ________ (pollute) in this area. 【答案】pollution 【详解】句意：这家工厂在该地区造成了严重的空气污染。此处“air”修饰名词，“pollute”的名词形式是“pollution”（污染），“air pollution”为固定搭配，意为“空气污染”。应填pollution。 6．I prefer ________ (donate) money to poor children to buying snacks. 【答案】donating 【详解】句意：比起买零食，我更喜欢给穷孩子捐钱。这是因为“prefer”后面接动名词（即动词的 -ing形式）时，表示比起做某事更喜欢做另一件事，结构为“prefer doing something to doing something else”，donate的动名词为donating。 7．The ________ (chemistry) factory was closed down because it polluted the river. 【答案】chemical 【详解】句意：这家化工厂因污染河流而关闭。此处需要形容词修饰名词factory，名词chemistry的形容词形式是chemical，chemical factory是固定搭配，意为“化工厂”。 8．Many things can ________ (recycle) in our daily life. 【答案】be recycled 【详解】句意：在我们的日常生活中，许多东西可以被回收利用。分析句子结构可知，本句主语为“Many things”，与其后的动词“recycle”之间为被动关系，表示“许多东西被回收利用”，需使用被动语态。由于空前有情态动词“can”，含有情态动词的被动语态结构为“情态动词+be+过去分词”。规则动词recycle的过去分词形式为在词尾直接加-d，即recycled。 9．The government has made ________ (strict) laws than before to protect the environment. 【答案】stricter 【详解】句意：政府已经制定了比以前更严格的法律来保护环境。句中出现than before表示比较，形容词strict需使用比较级形式，strict的比较级为stricter。故填stricter。 10．We must use our natural resources ________ (wise) to protect the earth. 【答案】wisely 【详解】句意：我们必须明智地利用自然资源来保护地球。此处修饰动词“use”，需用副词形式，“wise”的副词是“wisely”（明智地）。应填wisely。 11．Nothing can stop the ________ (develop) of green living habits. 【答案】development 【详解】句意：没有什么能阻止绿色生活习惯的发展。空格前是定冠词the，后接介词of，中间需要填一个名词。develop是动词，其名词形式是development(发展)。 12．I can ________ (hard) believe that we have made so much progress in environmental protection. 【答案】hardly 【详解】句意：我几乎不敢相信我们在环境保护方面取得了这么大的进步。空格修饰动词believe，需用副词形式，hard的副词形式hardly，表示“几乎不”符合语境。 13．Nothing ________ (offer) to them at first, so they didn't know how to start. 【答案】was offered 【详解】句意：一开始什么都没有提供给他们，所以他们不知道如何开始。主语“Nothing”与“offer”之间为被动关系，且“at first”表示过去的时间，应用一般过去时的被动语态，结构为“was/were + 过去分词”，主语“Nothing”为单数，故填was offered。 14．This medical ________ (organize) helps sick people in poor countries. 【答案】organization 【详解】句意：这个医疗组织帮助贫困国家的病人。所给的词organize为动词，意为“组织”。根据句子结构，此处需要名词作主语，organize对应的名词形式是organization，意为“组织；机构”。句中This后接单数名词。 15．We should try ________ (save) as much energy as possible. 【答案】to save 【详解】句意：我们应该尽可能多地节约能源。“try to do sth.”是固定搭配，意为“尽力做某事”，强调尽力去做，此处需用动词不定式作宾语，故填to save。 二、根据汉语提示完成单词(本大题共15小题，每小题1分，共15分) 16．Most single-use plastic products become ________ (无用的) after use. 【答案】useless 【详解】句意：大多数一次性塑料制品在使用后变得无用。空格处在系动词become后，需用形容词作表语。“无用的”译为useless，符合句意。故填useless。 17．The ________ (总共的) cost of environmental activity is very low. 【答案】total 【详解】句意：这项环保活动的总成本很低。“总共的”对应单词为“total”，此处需要形容词修饰名词cost。 18．Saving ________(能源) is a necessary green living habit. 【答案】energy 【详解】句意：节约能源是一种必要的绿色生活习惯。括号给出词义提示“能源”，对应的英文单词为energy，该单词是不可数名词，在句中作动名词Saving的宾语，故填 energy。 19．Many countries make strict ________ (法律) to control industrial pollution. 【答案】laws 【详解】句意：许多国家制定严格的法律来控制工业污染。“法律”，名词，英文表达是law，这里说的是Many countries，所以此处应用其复数形式laws，故答案填laws。 20．We should protect ________ (自然的) environment around our hometown. 【答案】natural 【详解】句意：我们应该保护家乡周围的自然环境。句中“environment”为名词，需要用形容词来修饰它。“自然的”对应的英文形容词是natural。 21．________ (回收利用) used paper saves lots of forest trees every year. 【答案】Recycling 【详解】句意：回收利用废纸每年都能节省大量林木资源。“回收利用”对应的英文是recycle，空格处所填词在句中作主语，需填recycle的动名词形式recycling，注意单词位于句首首字母需大写。 22．Humans are using up natural ________ (资源) such as coal and oil. 【答案】resources 【详解】句意：人类正在耗尽诸如煤炭和石油这类自然资源。resource意为“资源”，可数名词，此处应用其复数形式resources表泛指。 23．Factories ________ (生产) harmful gas and pollute city air seriously. 【答案】produce 【详解】句意：工厂产生有害气体，严重污染了城市的空气。句中“and”连接两个并列的谓语动词，后面的“pollute”为动词原形，提示本句为一般现在时；主语“Factories”是复数形式，因此空格处需填入动词原形。表示“生产、产生”的常用动词有produce。故填produce。 24．These chemical products are ________ (有害的) to human health. 【答案】harmful 【详解】句意：这些化学产品对人体健康有害。根据中文提示可知，“有害的”对应的英文是harmful，是形容词，此处作表语，与are构成系表结构，be harmful to意为“对……有害”。 25．Doctors ________(治愈) thousands of eye patients with free operations. 【答案】cure 【详解】句意：医生通过免费手术治愈了成千上万名眼疾患者。空处缺少谓语动词；“治愈”对应cure。主语Doctors是复数，句子描述一般情况，应用一般现在时，谓语动词用原形，故填cure。 26．What is the ________ (原因) of the accident? 【答案】 cause 【详解】句意：这起事故的原因是什么？“原因”，其英文翻译“cause”，名词。空格位于定冠词“the”之后，应使用名词形式，固定搭配the cause of... 意为“……的原因”。 27．Some famous people ________ (投票) yesterday. 【答案】 voted 【详解】句意：一些知名人士昨天投票了。“投票”对应的英文是vote，是动词，根据时间状语“yesterday”可知用一般过去时，谓语动词用过去式voted。 28．Pay attention to your own ________ (进步) rather than others’ results. 【答案】progress 【详解】句意：关注你自己的进步，而不是别人的成绩。“your own”后跟名词形式，“进步”的英文是progress，为不可数名词。 29．We should take ________ (行动) to save our home. 【答案】action 【详解】句意：我们应该采取行动拯救我们的家园。“行动”对应的英文单词是action；固定搭配take action to do sth.意为“采取行动做某事”，action为不可数名词，因此填action。 30．Everyone should follow ________ (规则) to protect the environment. 【答案】rules 【详解】句意：每个人都应该遵守规则来保护环境。“规则”对应的英文单词是rule；此处表示泛指的各类规则，用复数形式rules，因此填rules。 三、完成句子(本大题共10小题，每小题3分，共30分) 31．考虑空气污染严重，我们最好少开车多骑行。 Because of serious air pollution, we’d ________ ________ drive too much and ride bikes more. 【答案】 better not 【详解】原句中文“我们最好少开车”是关键词，即“最好不要开太多车”。“had better not+动词原形”表示“最好不要做某事”，had与we缩写为we’d。故填better；not。 32．在我看来，慈善帮扶和绿色环保都能改变世界。 ________ ________ ________, charity help and green protection change the world. 【答案】 In my opinion 【详解】原句中“在我看来”是关键词，中文“在我看来”对应的常用英语短语是in my opinion。In位于句首，首字母必须大写。 33．他坚持垃圾分类，以便节约更多有限自然资源。 He keeps sorting rubbish ________ ________ he can save more limited natural resources. 【答案】 so that 【详解】原句中“以便”是关键词，对应英文短语so that，引导目的状语从句。主句为一般现在时，从句使用情态动词can表示能力。故填so；that。 34．中国正在努力减少沙漠面积。 ________ is making ________ to ________ its ________ ________. 【答案】 China efforts reduce desert area 【详解】原句中“中国”、“努力”和“减少沙漠面积”是关键词，表示“中国”的名词是China；表示“努力”的名词是effort，make efforts“努力”，为动词短语，故用efforts；表示“减少沙漠面积”的结构是reduce desert area，此处位于动词不定式符号to后，动词用原形。 35．根据联合国的数据，在过去的40年里，地球上近30%的土地都存在荒漠化问题。 ________ ________ the United Nations, in the last 40 years, desertification has been a problem across almost 30% of the earth’s land. 【答案】 According to 【详解】原句中“根据”是关键词，表示“根据”的固定短语是“according to”，位于句首，首字母大写。故填According；to。 36．我们还应该收集电池和电子产品回收利用。 We should also collect batteries and ________ ________ ________ ________. 【答案】 electronic products for recycling 【详解】原句中“电子产品”和“回收利用”是关键词，“电子产品”对应短语electronic products；句中“电子产品”是泛指所有这类物品，不是单个产品，且和前面的复数名词batteries并列，形式要保持一致。用介词for表目的，recycling是动名词作宾语，for recycling意为“为了回收利用”。 37．例如，我们可以捐赠旧衣服或书籍给慈善机构，在二手商店购物。 For example, we can donate old clothes or books to charities and ________ ________ ________ ________. 【答案】 shop at second-hand stores 【详解】根据所给中文提示可知“在二手商店购物”是关键词语，购物常见表达为shop，在二手商店是at second-hand stores。 38．空调让我们在夏天感觉凉爽。 ________ ________ makes us feel cool in summer. 【答案】 Air conditioning 【详解】原句中“空调”是关键词；谓语动词为第三人称单数形式makes，主语需用单数或不可数名词；“空调”对应名词短语“Air conditioning”，作主语，句首首字母大写。 39．一次性塑料产品对土壤和海洋有害。 ________ ________ products are bad for soil and sea. 【答案】 Single-use/Disposable plastic 【详解】原句中“一次性”和“塑料”是关键词，“一次性”的英文单词是disposable/single-use；“塑料”的英文单词是plastic。disposable/single-use为形容词，修饰名词“products”，且该词位于句首，首字母需大写。故填Disposable/Single-use；plastic。 40．如果我们浪费能源，它很快就会耗尽。 If we waste energy, it will ________ ________ soon. 【答案】 run out 【详解】原句中“耗尽”是关键词，表示“耗尽”的短语是run out。本句为一般将来时，will后接动词原形。故填run；out。 四、短文填空(本大题共20小题，每小题2分，共40分) 阅读下面短文，在空白处填入1个适当的单词或括号内单词的正确形式。 Do you know the largest nature park in China? It is Sanjiangyuan National Park on the Qinghai-Tibet Plateau (青藏高原). “Sanjiangyuan” 41 (mean) the headwaters of China’s three great rivers: the Yangtze River, Yellow River and Lancang River. The Yangtze River is the longest of the three. Sanjiangyuan is famous 42 the beautiful scenery. It’s called the Water Tower of China or even Asia because there are lots of rivers, lakes, and wetlands. All the people living around it depend on its rich 43 (nature) resources. However, with the global warming and human activities, the place was once in great danger. Life there was also much 44 (difficult) for both animals and humans than that in other places. To stop things from 45 (get) worse, our government has taken many measures, such as building Sanjiangyuan National Park. Many people joined the environmental protection club. The club advised the members 46 (start) a WeChat group and invite other people to join in. This was a great idea. It allowed more and more people to meet each other online 47 talk about how to protect the environment. Now, people there are living in peace with nature. Our country is trying 48 (it) best to make Sanjiangyuan National Park one of the most famous 49 (park) all over the world. I believe in the future the park will be 50 window to show Chinese scenic beauty to the outside world. 【答案】 41．means 42．for 43．natural 44．more difficult 45．getting 46．to start 47．and 48．its 49．parks 50．a 【导语】本文是一篇说明文，主要介绍了中国最大的自然公园——三江源国家公园的基本情况、面临的生态危机以及我国为保护其生态环境所采取的积极措施。 【详解】41．句意：“Sanjiangyuan”意为中国三大江河——长江、黄河和澜沧江的水源地。 主语“Sanjiangyuan”为第三人称单数，全文以一般现在时介绍客观事实；mean意为“意思是、意味着”，第三人称单数加s。 42．句意：三江源因其美丽的风景而闻名。 be famous for为固定搭配，意为“因……而闻名”，后接名词the beautiful scenery。 43．句意：那里的人们依靠其丰富的自然资源生活。 空格处修饰名词resources（资源），需用形容词；nature是名词“自然”，其形容词形式natural意为“自然的”。 44．句意：那里的动物和人类生存比其他地方更加艰难。 后文“than that in other places”出现比较级标志词than，difficult的比较级为more difficult。 45．句意：为了阻止情况变得更糟，我们的政府已经采取了诸多措施。 stop...from doing sth.为固定搭配，意为“阻止……做某事”，介词from后接动词-ing形式；get worse意为“变得更糟”。 46．句意：俱乐部建议成员们发起一个微信群并邀请其他人加入。 advise sb. to do sth.为固定搭配，意为“建议某人做某事”，不定式to后接动词原形start。 47．句意：这是一个很棒的想法。它允许越来越多的人相互见面，并且在线讨论如何保护环境。 前后分句meet each other online和discuss how to protect the environment是并列关系，用and连接。 48．句意：现在，我们的人民与自然和谐共处。我们的国家正在努力使三江源国家公园成为全世界最著名的公园之一。 空格后best为副词最高级，前需用形容词性物主代词或定冠词；try one’s best为固定短语，意为“尽最大努力”，主语为Our country，对应its。 49．句意：我们国家正在尽它最大的努力使三江源国家公园成为全世界最著名的公园之一。 one of+形容词最高级+名词复数为固定结构，意为“最……的……之一”；park的复数形式为parks。 50．句意：我相信未来这个公园将成为向外界展示中国美丽风光的一个窗口。 window为可数名词单数，且以辅音音素开头，需用不定冠词a表示“一个”。 阅读下面短文，在空白处填入一个适当的词，或填入括号中所给单词的正确形式。 Protecting the environment is an important challenge we face today. Many people believe that small actions can make a big difference. For example, we can save electricity by turning 51 lights when we leave a room. Recycling paper, plastic and glass is also a 52 (help) way to reduce waste. Air pollution has become a serious problem in some cities. Even worse, people’s health 53 (affect), too. To improve the situation, we can plant trees first to help clean the air. Then governments should encourage people 54 (use) public transportation more. If 55 (few) people drive cars, there will be less pollution. And that also brings big changes to the environment. Water pollution is also a big problem for us. We should keep the rubbish away from rivers or oceans. Every year, millions of sea animals die because of the plastic waste. 56 (solve) this problem, some students in Xinhua Middle School 57 (found) clubs in their school three months ago. And  some activities are organized 58 many volunteers to protect the environment every month. Up till now, they have collected over 500 kilos of 59 (recycle) materials. Their efforts show that young people really play an important 60 in environmental protection. I think the Earth will become a greener place in the future if we all work together. So let’s start from now on. 【答案】 51．off 52．helpful 53．has been affected 54．to use 55．fewer 56．To solve 57．founded 58．by 59．recyclable 60．role/part 【导语】本文是一篇说明文，主要介绍了环境保护面临的挑战，从节约用电、回收利用、治理空气污染与水污染等方面阐述了保护环境的具体做法，以及学生们为环保所做的努力，最后呼吁大家共同行动，让地球变得更绿。 【详解】51．句意：例如，当我们离开房间时，我们可以通过关灯来节约用电。turn off为固定动词短语，意为“关闭(电器)”，需用副词off。 52．句意：回收纸张、塑料和玻璃也是一种有帮助的减少废物的方法。此处需用help的形容词形式修饰名词way，help的形容词形式为helpful。 53．句意：更糟糕的是，人们的健康也受到了影响。主语people’s health和动词affect之间是被动关系，健康一直持续遭受影响，需用现在完成时的被动语态，结构为“has/have been + 过去分词”；health为不可数名词，助动词用has，affect的过去分词为affected，此处填has been affected。 54．句意：然后政府应该鼓励人们更多地使用公共交通工具。固定搭配encourage sb. to do sth意为“鼓励某人做某事”，此处需用不定式形式to use。 55．句意：如果更少的人开车，将会有更少的污染。根据“there will be less pollution”可知，此处是指更少的人开车，污染会更少，此处需用few的比较级形式fewer，意为“更少的”。 56．句意：为了解决这个问题，新华中学的一些学生在三个月前成立了俱乐部。此处需用动词不定式to solve表目的，意为“为了解决这个问题”，To solve位于句首首字母需大写。 57．句意：为了解决这个问题，新华中学的一些学生在三个月前成立了俱乐部。根据“three months ago”可知，句子时态为一般过去时，谓语动词found应用过去式founded。 58．句意：每个月许多志愿者都会组织一些活动来保护环境。本句为被动语态，动作的执行者many volunteers前要用介词by引出，需用介词by。 59．句意：到目前为止，他们已经收集了500多公斤可回收材料。此处修饰名词materials，需用形容词；recycle“回收利用”，其形容词形式为recyclable意为“可回收的”，用来描述材料属性。 60．句意：他们的努力表明年轻人在保护环境方面确实发挥着重要作用。固定搭配play an important role/part in...意为“在……中起重要作用”，此处需填role或part。 试卷第1页，共3页 试卷第1页，共3页 学科网（北京）股份有限公司 $