新人教版英语九unit13We are trying to save the earthSectionB3a-selfcheck.ppt

(c) 倒装原则：not only…but also…连接两个并列分句时， not only 置于句首，表示强调，其引导的句子要用部分倒装，即将谓语动词的一部分(情态动词，助动词等)放在句子的前面，而but also后的句子用正常语序。 Not only he but also I am interested in pop music. Not only do I feel good about helping people, but also I get to spend time doing what I love to do. * Unit 13 We’re trying to save the earth. Section B 3a-Self check 1. 停止乘小汽车 2. 回收纸 3. 用纸巾 4. 好好利用 5. 用垃圾建造房子 6. 倒置 7. 经营小生意 stop riding in cars recycle paper use paper napkins put to good use build a house out of rubbish turn upside down set up a small business 8. 回复，归还 9. 旧玻璃瓶 10. 拆下 11. 一个有创意的大脑 12. 开一个小店 13. 更受欢迎的作品 14. 给他人带来欢乐 bring back old glass bottles pull down a creative mind open a small shop more popular works bring happiness to others What should we do to save the earth? Turn off the lights when we leave a room. Take our own bags when shopping. Ride a bike. Recycle paper. Don’t use paper napkins. What should governments do to save the earth? They should close down the factories that put waste into the river. Set up a lot of dustbins on the street. Stop people from using wooden chopsticks, plastic bowls and bags. Organize people to clean up the streets and rivers. Think about the environment in your town/ city and complete the chart below. Which parts of the town/ city have a nice environment? Why are they nice? Which parts need to be improved? Why? 3a Why Bad environment Why Good environment park the air is clean streets so many trees restaurants clean and tidy river a lot of rubbish so many cars air too many factories streets 3b Write a letter to the city mayor about the problems and your suggestions. In your letter, describe the environmental problems in your town/city. 1. What are the problems? 2. Where are they? 3. What or who is causing these problems? Then, give suggestions or possible ways to solve the problems. I think that… We should/ could… I suggest… Dear Sir/ Madam, Environmental problems are becoming more and more serious all over the world. With the developm