1. Period 1 1a-2d Words Unit 13 We’re trying to save the earth. Section A

2. litter bottom fisherman coal ugly advantage cost wooden plastic takeaway bin v. 乱扔 n. 底部；最下部 n. 渔民；钓鱼的人 n. 煤；煤块 adj. 丑陋的；难看的 n. 优点；有利条件 v. 花费 adj. 木制的；木头的 n. 塑料；塑胶 n. 外卖食物 n. 垃圾桶 Words Review

3. What are these pictures about? Pollution

4. How many kinds of pollution do these pictures show?

5. noise pollution water pollution air pollution

6. 1a Here are some words related to different kinds of pollution. Write them in the box below. Then add more words. loud music cars rubbish planes littering ships factories smoking building houses mobile phones 与 …. 有关 有关系的，有关联的

7. loud music planes mobile phones factories cars smoking ships factories littering rubbish building houses

8. ( 底部 ) ( 渔民 ) really dirty rubbish fish litter waste government close down help to clean up throwing putting

9. Make conversations using the pollution in 1a. The river has always been the nicest river in this town. Yes, it used to be so clean. But I was there last weekend and the river was really dirty. What caused the problem?

10. Factories are also putting waste into the river. People are throwing litter into the river. What should we do? I think everyone in this town should play a part.

11. We should write to the government and ask them to close down the factories. What else can we do? Everyone should help to clean up the river.

12. The river was dirty. Even the bottom of the river was full of rubbish. But it used to be so clean! 1c Yes, but people are throwing litter into the river. Everyone in this town should play a part in cleaning it up! … 的底部

13. Tony wants to go _________ in the river with Mark this afternoon. But Mark doesn’t want to go, _______ he went there last weekend and the river was really ______. Even the ______of the river was full of _______, and there were no more fish for fishermen to _______. Tony thinks the river used to be so ______. It has always been the _______(nice) river in this town. Mark tells Tony that people are throwing _____ ( 垃圾） into the river. Factories are also putting _____( 废气物 ) into the river. They decide to write to the __________ ( 政府） and hope that it could _________ ( 关闭） the factories. They also think that everyone should help to ________ ( 清理 )the river and play a ______ ( 发挥 作用） in protecting the environment. swimming because dirty bottom rubbish catch clean nicest litter waste government close down clean up part

14. Listen to the interview. Circle the kinds of pollution that Jason and Susan talk about. A. land pollution B. air pollution C. noise pollution D. water pollution 2a

15. 1. The air is badly polluted because there are __________on the road these days. 2. Factories that burn coal also ________ the air with a lot of black smoke. 3. There is also too much rubbish and waste. People ___________________things every day. 4. People are also littering in____________ like parks. This turns beautiful parks into ugly places. more cars pollute are throwing away public places Listen again and complete the sentences. 2b

16. 1. Who is the interviewer talking to? 2. What are they talking about? 3. What other problems do they see? Susan and Jason. The environmental problems. There’s too much rubbish and waste in the streets.

17. The air has become really polluted around here. I’m getting very worried. Yes, I used to be able to see stars in the sky. The problem is that… 2c Use the information in 2a and 2b to role- play conversations between Jason and Susan. The problem is that there’re more cars on the road these days and factories that burn coal also pollute the air with a lot of black smoke.

18. What should we do to save the earth? How do we solve these problems?

20. Read 2d and complete the chart. ProblemsSolving problems air pollution waste pollution wooden ( 木头 的 ) chopsticks or plastic forks rubbish take the bus, subway or ride a bike instead of driving. bring a bag to go shopping. use chopsticks or forks at home. throw rubbish in the bins. 2d

21. What should we do? 1. We should take the_______ or _______ instead of driving. 2. We should also ______ ___ ____. It’s good for health! 3. Bring _______ to go shopping. 4. Never take ___________________ or______________ when buying takeaway food. 5. ________________ in the bins and keep public places clean and beautiful. bus subway ride a bike bags wooden chopsticks plastic forks Throw rubbish

22. Turn off the lights when you leave a room. 关掉 What else should we do to save the earth?

23. stop riding in cars

24. stop using paper towels or napkins （餐巾，餐巾纸）

25. recycle books and paper 回收利用

26. Jason and Susan, what are your ideas for solving these problems?

27. Yeah, or ride a bike. There are other advantages ( 优点 ) of bike riding. It’s good for health and it doesn’t cost ( 花费 ) anything! Well, to cut down air pollution, we should take the bus or subway instead of driving.

28. Great ideas! What about waste pollution? Me, too. Also, I never take wooden chopsticks or plastic ( 塑料 ) forks when I buy takeaway ( 外卖食品 ) food. I use the ones at home. Mmm, I think simple things like bringing a bag to go shopping can help. I started doing that a year ago.

29. And remember to throw rubbish in the bins and keep public places clean and beautiful for everyone. So together, our actions can make a difference and lead to a better future!

30. 短语翻译。 1 ． play a _____ ____ 在 …… 中起作用；扮演角色；参与 2 ． clean ________ 打扫干净；整理好 3 ． cut ________ 削减；砍倒；删节 4 ． make a ____________ 影响 5 ． lead _____ 通向；导致 6 ． part in (doing) up down difference to 关闭 close down 7. 代替干。。 instead of doing. 8… 的优点 the advantage of …. 9. 把垃圾扔进垃圾箱 10. 保持公共场所的干净 throw rubbish into the bin(s) keep public places clean

31. 根据句意用 take, spend, pay 或 cost 的适当 形式填空。 1. That new car ________ them lots of money. 2. Mona __________ 50 yuan on the books just now. 3. It usually _______ me an hour to do my homework. cost spent takes 4. You should __________ some time practising your pronunciation. 5. My brother _______ 6, 000 yuan for the new computer yesterday. spend paid

32. 1. He ___ go out with his parents, but now he _____ staying at home alone. A. use to; is used to B. is used to; used to C. use to; used to D. is used to; is used to 2. The interesting book ___ me 10 yuan. A. took B. paid C. spend D. cost Choose the best answer.

33. 3. We must do something useful to ___ pollution. A. cut off B. cut up C. cut down D. cut in 4. Smoking can ___ lung cancer. you'd better give it up. A ． work on B ． lead to C ． take away D ． put out

34. 5. --What are the ___ of bike riding? -- It can help cut down air pollution. A ． advantage B ． reasons C ． results D ． ideas

35. 用方框中所给词的适当形式填空。 1. Don't throw _______( 垃圾 ) everywhere. 2. In winter, many people burn ______( 煤 ) to keep warm. 3. The police found a body at the ________( 底部 ) of the lake. 4. The ______( 花费 ) of living in big cities is very high. 5. He keeps a rabbit in a big _______( 木制的 ) box. cost wooden, coal, bottom, litter cost wooden coal bottom litter

36. 用动词的适当形式填空。 1. We’re trying _______ (save) the earth. 2. There used to _____ (be) clean and beautiful. 3. There are too many ____ for __________ to catch (fish). 4. It’s bad for environment to use _________ (wood) chopsticks. to save be fish wooden fishermen

37. 汉译英。 1. 你想要做什么？ 2. 他在工作中其重要作用。 3. 这些问题都是密切相关的。 1. What are you trying to do? 2. He plays an important part in the work. 3. These problems are closely related.

38. The earth is badly polluted. Please make a poster and think of what we can do.