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仁爱科普版九年级英语上册
Unit3 A Green Earth,a Better Home基础知识总结+随堂练
单元知识点总结:
1. re 前缀构词：re 表“再次、重新”，reuse再利用；recycle回收；rebuild重建。
2. pollute(v.) pollution(n.不可数) polluted(adj.)词族变形高频考点。
3. harm 动词/名词；形容词 harmful，搭配：be harmful to 对……有害。
4. take action 采取行动，action为不可数；take actions也可，侧重多次行动。
5. play a part in doing sth. 在做某事中起作用，in后面接动名词。
6. be used to doing sth. 习惯于做某事（to是介词，后接doing）；区分used to do过去常常做。
7. resource表“资源”，常用复数 resources。
8. several 后接可数名词复数，表示“几个”。
9. sort 动词“分类”；sort out 整理、挑选。
10. 现在完成时考点：have/has + 过去分词，本单元大量环保话题句子使用该时态。
一、本单元单词测试（汉译英）
中小学教育资源及组卷应用平台
1. 污染 v. __________
2. 污染 n. __________
3. 受污染的 adj. __________
4. 环境 n. __________
5. 环境的 adj. __________
6. 减少 v. __________
7. 再利用 v. __________
8. 回收利用 v. __________
9. 可回收的 adj. __________
10. 塑料 n.&adj. __________
11. 垃圾 n. __________
12. 分类；整理 v. __________
13. 资源 n. __________
14. 可再生的 adj. __________
15. 保护 v. __________
16. 保护 n. __________
17. 到处 adv. __________
18. 几个 det.&pron. __________
19. 志愿者 n. __________
20. 行动 n. __________
21. 电池 n. __________
22. 科技 n. __________
23. 电的 adj. __________
24. 有效的 adj. __________
25. 避免 v. __________
26. 短缺 n. __________
27. 组织 n. __________
28. 伤害 v.&n. __________
29. 土壤 n. __________
30. 海洋 n. __________
二、用括号内单词的适当形式填空.
1. Factories should stop ________ (pollute) the rivers.
2. We must try our best to reduce air ________ (pollute).
3. The ________ (pollute) water is bad for our health.
4. We need to improve our ________ (environment) conditions.
5. ________ (reuse) paper is a good way to save resources.
6. This bottle is ________ (recycle), don’t throw it away.
7. He wants to be a ________ (volunteer) for environmental activities.
8. We should take ________ (act) to protect our earth.
9. Many ________ (organize) are working for a greener world.
10. Too much plastic is ________ (harm) to living things.
11. We should use ________ (renew) energy as much as possible.
12. The ________ (reduce) of waste is very important.
13. Everyone plays a part in ________ (protect) nature.
14. This kind of ________ (electric) bike is popular now.
15. Several ________ (journalist) came to report the activity.
三、短语互译.
汉译英
1. 保护环境 ________________________
2. 垃圾分类 ________________________
3. 减少污染 ________________________
4. 再利用旧物品 ________________________
5. 采取行动 ________________________
6. 对……有害 ________________________
7. 可再生资源 ________________________
8. 到处乱扔垃圾 ________________________
9. 成为一名环保人士 ________________________
10. ……的一员 ________________________
英译汉
1. prevent pollution ________________________
2. sort out waste ________________________
3. the three Rs ________________________
4. be used to doing sth. ________________________
5. fight against pollution ________________________
6. national tree planting day ________________________
7. throw away ________________________
8. play a part in ________________________
9. be good for the environment ________________________
10. plenty of resources ________________________
四、词形填空（用方框词适当形式填空，每词限用一次）
方框词：pollute, recycle, harm, avoid, protect, sort, reduce, volunteer, act, everywhere, several, plastic, resource, reuse, environment
1. Don’t throw rubbish ____________. It makes our city dirty.
2. We should ____________ our waste before throwing it.
3. People try to ____________ the use of single use ____________ bags.
4. ____________ old bottles can help save lots of natural ____________.
5. Bad habits are ____________ to our living ____________.
6. Many ____________ take part in the activity to ____________ the earth.
7. We must ____________ making mistakes in our daily green ____________.
8. ____________ factories have ____________ the river nearby.
9. We can ____________ buying too many useless things.
10. Everyone’s small ____________ can make a big difference.
五、根据首字母提示填空.
1. We should do something to stop p________ around us.
2. R________ means using things again instead of throwing them away.
3. It’s our duty to p________ our living environment.
4. Please s________ your rubbish into different groups.
5. Too much plastic waste is h________ to animals in the ocean.
6. S________ students joined the tree planting club last month.
7. We must take a________ before it is too late.
8. Many v________ go to the park to pick up rubbish on weekends.
9. We should try to r________ waste in our daily life.
10. Natural r________ are important for human beings, so we can’t waste them.
六、完形填空.
阅读短文，选择最佳选项
Our earth is in great danger now. Pollution is 1 everywhere. Air, water and soil are all polluted. More and more plastic waste 2 the ocean and kills lots of sea animals.
What can we do The three Rs give us good ideas: reduce, reuse and recycle. First, we should 3 waste. Try not to buy too many plastic things. Second, learn 4 old items. For example, we can use old boxes again. Third, 5 waste so that some materials can be reused.
Lots of 6 take part in environmental activities. They take action 7 protect our home. It is not only the job of organizations. Every person 8 play a part. Small actions from everyone can make a big 9. If we keep working together, we will have a 10 earth and a better home.
1. A. see B. seen C. saw D. seeing
2. A. pollute B. pollutes C. polluted D. polluting
3. A. produce B. increase C. reduce D. accept
4. A. reuse B. to reuse C. reusing D. reused
5. A. sort B. sorts C. sorting D. sorted
6. A. volunteer B. volunteers C. journal D. journals
7. A. for B. with C. to D. of
8. A. can B. mustn’t C. needn’t D. should not
9. A. mistake B. promise C. difference D. decision
10. A. greener B. greenest C. darker D. darkest
七、汉译英（每空一词）
1. 我们应当采取行动保护环境。
We should ______ ______ to ______ the environment.
2. 对我们来说学会垃圾分类很重要。
It’s important for us ______ ______ waste into different groups.
3. 塑料对海洋生物是有害的。
Plastic is ______ ______ sea animals.
4. 越来越多的人习惯重复利用旧物品。
More and more people ______ ______ ______ ______ old things.
5. 每个人都可以在拯救地球中发挥作用。
Everyone can ______ ______ ______ saving the earth.
6. 我们必须减少一次性塑料袋的使用。
We must ______ the use ______ single use plastic bags.
7. 几名志愿者上周参加了植树活动。
______ ______ took part in tree planting activities last week.
8. 不要到处乱扔垃圾。
Don’t ______ rubbish ______.
9. 回收利用有助于节约自然资源。
______ helps ______ natural resources.
10. 我们期盼拥有一个绿色的地球。
We ______ ______ ______ a green earth.

参考答案
一、本单元单词测试（汉译英）
1. pollute 2. pollution 3. polluted 4. environment 5. environmental
6. reduce 7. reuse 8. recycle 9. recyclable 10. plastic
11. rubbish 12. sort 13. resource 14. renewable 15. protect
16. protection 17. everywhere 18. several 19. volunteer 20. action
21. battery 22. technology 23. electric 24. efficient 25. avoid
26. shortage 27. organization 28. harm 29. soil 30. ocean
二、词性转换
1. polluting 2. pollution 3. polluted 4. environmental 5. Reusing
6. recyclable 7. volunteer 8. action 9. organizations 10. harmful
11. renewable 12. reduction 13. protecting 14. electric 15. journalists
三、短语互译
汉译英
1. protect the environment 2. sort rubbish / sort waste 3. reduce pollution 4. reuse old things
5. take action 6. be harmful to / do harm to 7. renewable resources
8. throw rubbish everywhere 9. be a greener person 10. a member of
英译汉
1. 防止污染
2. 整理废弃物
3. 环保三R原则
4. 习惯于做某事
5. 与污染作斗争
6. 植树节
7. 扔掉；丢弃
8. 在……方面起作用
9. 对环境有益
10. 大量资源
四、词形填空
1. everywhere 2. sort 3. reduce; plastic 4. Reusing; resources 5. harmful; environment
6. volunteers; protect 7. avoid; actions 8. Several; polluted 9. avoid 10. action
五、首字母填空
1. pollution
2. Reuse
3. protect
4. sort
5. harmful
6. Several
7. action
8. volunteers
9. reduce
10. resources
六、完形填空
1.B 2.B 3.C 4.B 5.A 6.B 7.C 8.A 9.C 10.A
七、汉译英
1. take action; protect
2. to sort
3. harmful to
4. are used to reusing
5. play a part in
6. reduce; of
7. Several volunteers
8. throw; everywhere
9. Recycling; save
10. look forward to

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