英语人教版九年级全册unit13 sectionB 3A-3B.ppt

1、Writing,Qingchengshan School Li Yuanxia,Unit 13 Were trying to save the earth.,Save the earth!,The humans only share one earth-our only one homeland. But now it has some problems.,Our earth is badly polluted,Why has the earth changed a lot?,Pollution!,water pollution,land pollution,air pollution,noi

2、se pollution,There are different kinds of pollution.,light pollution,light pollution,What caused the pollution?,throw litter/ rubbish into the river.,Factories put/pour waste water into the river.,water pollution,air pollution,black smoke from factories, smoking, more and more cars,How should the pr

3、oblem be solved?,close down the factories that cause serious pollution.,help clean the rubbish up.,Take buses instead of driving cars.,Recycle books and paper.,environmental protection,pollution,air pollution, water pollution, land pollution, noise pollution,problems,littering, burn coal, plastic bo

4、wls, cars, rubbish, factories, smoking,solutions,close down the factories; help to clean up the river; take the bus or subway; ride a bike; bring a bag to go shopping, throw rubbish in the cans; recycle books and paper; dont use napkins; rethink, reuse, recycle . .,Writing,Write a letter to the city

5、 mayor(市长) 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?,3b,Then, give suggestions or possible ways to solve the problems. I think that We should/

6、could I suggest,Writing tips：,本次写作内容是一封书信,信中首先要介绍你所在城市存在有哪些环境问题，是谁造成的这些问题，然后提出解决这些环境问题的方法和措施，可以结合前面学过的解决办法来完成这封信.,One possible version,Dear Sir/ Madam, Environmental problems are becoming more and more serious all over the world. With the development of the society, there are too many cars on the st

7、reets in our city. Cars have made the air unhealthy for people to breathe. Black smoke and poisonous(有毒的) gas（气体） are given off by factories. Factories also put waste into the river. And wherever we go, we can find rubbish.,Now more and more people have realized these problems. I think that governme

8、ntsshould close down the factories and develop laws to stop people from driving cars every day. I suggest everyone in this town should help to clean up the river and the streets. We should call on everyone in the town to throw rubbish in the bins. I hope the problem will be solved in the near future and our home will become better and better. Yours faithfully, Wang Xi.,评分标准,共15分，分布如下： 1. 书信格式正确 （1分） 2.提出明确的污染问题 （2分） 3. 问题来自何处（2分） 4.造成的原因（3分） 5.提出至少2条建议（2分） 6 优美句子（1分） 7 语法错误和拼写错误酌情给分（3分） 8 书写工整美观（1分）,Save the earth,Save ourse