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Unit 13 We're trying to save the earth! 单元测试卷 一、词汇运用(20 分) A. 根据句意及首字母或汉语提示完成单词。(10 分) 1. The river is too p_. We can't swim in it 2. We should take action to protect the _ (环境). 3. The government is trying to improve public _ (交通). 4. Please r_ to turn off the lights when you leave the room. 5. We should stop using p_ bags to protect the environment. 6. The _ (鲨鱼) are in danger. We should protect them. 7. There are many _ (优点) of riding a bike. 8. The _ (顶部) of the mountain is very cold. 9. We should _ (减少) the waste we produce. 10. Don't throw _ (垃圾) everywhere. B. 用所给词的适当形式填空。(10 分) 1. There used to be many _ (fisherman) in the village. 2. We should stop _ (put) rubbish into the sea. 3. The air _ (pollute) is very serious in some cities. 4. So far, no scientific studies _ (show) that shark fins are good for health. 5. We can take the subway instead of _ (drive). 6. The number of the students in our school _ (be) over 2,000. 7. They are trying _ (save) the endangered animals. 8. Look! Some _ (factory) are pouring dirty water into the river. 9. We should recycle all our _ (wood) chopsticks. 10. Everyone in this town should play a part in _ (clean) it up. 二、单项选择(20 分) 从 A、B、C、D 四个选项中,选出可以填入空白处的最佳选项。 ( ) 1. We should do something to protect the earth, _ we'll lose our home. A. and B. or C. so D. but ( ) 2. The air in the city is very _. We should try to make it cleaner. A. fresh B. good C. dirty D. nice ( ) 3. —What are they doing? —They are trying _ a new machine. A. invent B. to invent C. invented D. inventing ( ) 4. We should _ more trees to make our city more beautiful. A. plant B. to plant C. planting D. plants ( ) 5. The river smells terrible. People must _ dirty things into it. A. be stopped to throw B. be stopped from throwing C. stop to throw D. stop from throwing ( ) 6. —How can we save the earth? —We can start by _ the lights when we leave the room. A. turning on B. turning off C. turning up D. turning down ( ) 7. We should use _ sides of paper to reduce waste. A. all B. both C. neither D. each ( ) 8. There are _ fish in the river because of the water pollution. A. less and less B. fewer and fewer C. more and more D. little and little ( ) 9. —I think _ is very important to protect the environment. —Yes, I agree. A. it B. this C. that D. one ( ) 10. We can't afford _ such a big house. A. buy B. to buy C. buying D. bought 三、完形填空(20 分) 阅读下面短文,掌握其大意,然后从各题所给的 A、B、C、D 四个选项中选出一个最佳答案。 The earth is our home. We must take care of it. Life today is easier than it was 1 years ago, but it has brought some new problems. One of the biggest problems is pollution. We can see it, smell it, drink it and even hear it. Man has polluted the 2. The more people, the more pollution. Many years ago, the problem was not so 3 because there were not so many people. When the land was used up or the river was not clean in a place, man went to 4 place. Now man is slowly polluting the whole world. 5 pollution is still the most serious. It's bad for 6 things in the world. Many countries don't let people burn 7 for air in houses and factories in the city. Pollution by SO₂ is now the most dangerous kind of air pollution. It's caused by heavy traffic. People say it's 8 to ride bikes. When you are riding, there is no pollution. But even in developed countries, most people don't go to work by bike. It's not because bikes are expensive or people are tired if they ride to work. It's because the number of cars on the roads becomes larger. So more people 9 their bikes and go to work by car, then things are getting worse and worse. We should have special roads only for bikes and make it 10 difficult and expensive for drivers to take their cars into the city that they will go back to using their bikes. ( ) 1. A. hundred B. hundreds of C. hundred of D. hundreds ( ) 2. A. moon B. star C. earth D. sun ( ) 3. A. hard B. clear C. serious D. big ( ) 4. A. other B. the other C. others D. another ( ) 5. A. Air B. Food C. Water D. Noise ( ) 6. A. life B. live C. living D. lives ( ) 7. A. something bad B. bad something C. something good D. good something ( ) 8. A. least B. best C. most D. worst ( ) 9. A. put on B. look at C. put away D. look up ( ) 10. A. quite B. such C. very D. so 四、阅读理解(20 分) 阅读下列短文,从每题所给的 A、B、C、D 四个选项中选出最佳选项。 (A) Saving the Planet One of the biggest problems facing the world today is the pollution of our environment. Factories produce large amounts of waste and harmful gases. Cars give off smoke and poisonous fumes. People throw away tons of rubbish every day. All this is polluting our air, water and soil. The situation is very serious. We must do something to stop it. We can start by reducing the amount of waste we produce. We should recycle as much as possible. We can also use less plastic and paper. Another important thing we can do is to plant more trees. Trees absorb carbon dioxide and give out oxygen. They help to clean the air and make our environment more beautiful. We all have a responsibility to protect our planet. Let's work together to make the world a better place. ( ) 1. What is one of the biggest problems facing the world today? A. The shortage of water. B. The pollution of the environment. C. The increase of population. D. The lack of resources. ( ) 2. What can we do to stop pollution? A. Produce more waste. B. Use more plastic and paper. C. Recycle as much as possible. D. Cut down more trees. ( ) 3. What do trees do? A. Absorb oxygen and give out carbon dioxide. B. Absorb carbon dioxide and give out oxygen. C. Absorb harmful gases and give out smoke. D. Absorb smoke and give out poisonous fumes. (B) In many countries, people are concerned about the environmental problems. They are trying to do something to improve the situation. In some cities, people are encouraged to use public transportation instead of driving their own cars. This helps to reduce air pollution and traffic congestion. Some companies are also developing new technologies to make cars more environmentally friendly. In addition, many people are trying to reduce waste. They recycle materials such as paper, glass, and plastic. Some communities have started composting programs to turn food waste into fertilizer for gardens. People are also becoming more aware of the importance of protecting natural resources. They are trying to save water and energy at home and in the workplace. Although there is still a long way to go, these efforts show that people are determined to make the world a better place. ( ) 4. What are people encouraged to do in some cities to improve the environment? A. To drive their own cars. B. To use public transportation. C. To buy more cars. D. To throw away more waste. ( ) 5. What are some companies doing to help the environment? A. Developing new technologies to make cars more polluting. B. Stopping the production of cars. C. Developing new technologies to make cars more environmentally friendly. D. Encouraging people to drive more. 五、书面表达(20 分) 请以“How to Save the Earth”为题,写一篇短文,谈谈我们可以采取哪些行动来保护地球。 要求:不少于 60 词。 参考答案 一、词汇运用 A. 1. polluted 2. environment 3. transportation 4. remember 5. plastic 6/ sharks 7. advantages 8. top 9. reduce 10. litter B. 1. fishermen 2. putting 3. pollution 4. have shown 5. driving 6. is 7. to save 8. factories 9. wooden 10. cleaning 二、单项选择 1. B 2. C 3. B 4. A 5. B 6. B 7. B 8. B 9. A 10. B 三、完形填空 1. B 2. C 3. C 4. D 5. A 6. C 7. A 8. B 9. C 10. D 四、阅读理解 (A) 1. B 2. C 3. B (B) 4. B 5. C 五、书面表达 How to Save the Earth The earth is in danger. We should take action to save it. First, we should save water and electricity. For example, turn off the lights when we leave a room and don't leave the tap running. Second, we should reduce, reuse and recycle. We can use cloth bags instead of plastic ones. Third, we should plant more trees. They can make the air cleaner. Fourth, we should encourage people to take public transportation or ride bikes instead of driving cars. If everyone does something to protect the earth, it will become a better place to live. 学科网(北京)股份有限公司 $$