九年级英语上册-Unit-2-Topic-1-Pollution-has-caused-too-many-problems复习课件-(新版)仁爱版.ppt

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1、Unit 2 Saving the Earth Topic 1 Pollution has caused too many problems .(Revision)It _ (be) beautiful in the past. Kangkang _ (go) there two years ago. We could(can)bees and butterflies dancing The flowers and grass _ (go).Everything _ (change).Mrs. Zhou _ (be) like this since last week. She _ (not

2、see) a doctor yet.waswenthave gonehas changedhas beenhasnt seenSimple past Simple past 强调过去强调过去 Present perfect Present perfect 强调现在强调现在They are caused by pollution.There are many kinds of pollution around us, air pollutionlight pollutionlitterwater pollutionsoil pollutionnoise pollutionwater pollut

3、ionOn Sunday, Kangkang went to the West Hill. What a _! Everything has_ . The water is so _. It _terrible. The flowers and grass have _.Whats _, he has _ the dead fish in the river. What has _ there? There are several factories _ waste water_ the stream.The factories have_ the rivers and lakes. So w

4、ater pollution is almost _in China.go, smell, happen, notice, change,pourinto, pollute, mess, dirty, worse,everythere On Sunday, Kangkang went to the West Hill. What a mess! Everything has changed . The water is so dirty. It smells terrible. The flowers and grass have gone.Whats worse, he has notice

5、d the dead fish in the river. What has happened there? There are several factories pouring waste water into the stream.The factories have polluted the rivers and lakes. So water pollution is almost everywhere in China.go, smell, happen, notice, change,pourinto, pollute, mess, dirty, worse,everythere

6、air pollutionFactories have caused _(太多太多)problems. First, it _(produce) terrible gas.The bad air makes peoples chests _(hurt) and its difficult for us _(breath).Whats worse, the factories make _ (太多)(太多)noise and theycant sleep _(good) at night. It is really _(讨厌的)(讨厌的). And people nearby are alway

7、s in a bad mood because they cant _ (忍受)(忍受)the environment . Factories have caused too many problems. First, it produces terrible gas.The bad air makes peoples chests hurt and its difficult for us to breathe. Whats worse, the factories make too much noise and they cant sleep well at night. It is re

8、ally awful . And people nearby are always in a bad mood because they cant bear theenvironment . noise pollutionNot all people know noise is also a kind of _ (pollute)and is_ (harm) to humans health. People often _(变聋变聋)if they work or live in a noisy conditions. Making a loud noise in public not onl

9、y _(打扰)(打扰) othersbut also does _ (harm)to peoples _(hear). Cars and machines also producetoo much noise. It makes people feel _(fortable)and _(pleasant). And it can cause _(高血压高血压) as well. Not all people know noise is also a kind of pollution and is harmful to humans health. People often go deaf i

10、f they work or live in a noisy conditions. Making a loud noise in public not only disturbs others but also does harm to peoples hearing.Cars and machines also produce too much noise. It makes people feel unfortable and unpleasant. And it can cause high blood pressure as well.litter With the developm

11、ent of industry, litter is everywhere. People throw little around. It makes our environment dirty. All these pollutions are very serious,so we must do something to solve all sorts of environmental problems.What should we do to be greener people?1._2._3._4._ (Kangkang met Mrs.Zhou on his way back hom

12、e)A:_?B: I have got a pain in my throat.A: _?B: I have been like this since last week.A:_?B: No, I havent seen a doctor yet. I feel sick.And I cant bear the noise here.A: Im sorry to hear that. But _?B: Anyway, I hope the government will solve this problem.A: _. I think I should write to the newspap

13、ers about these problems.More tasks (1)(Kangkang met Mrs.Zhou on his way back home)A:Whats wrong with you?/ Whats the matter with you?B: I have got a pain in my throat.A: How long have you been like this?B: I have been like this since last week.A: Have you seen a doctor yet?B: No, I havent seen a do

14、ctor yet. I feel sick.And I cant bear the noise here.A: Im sorry to hear that. But what should we do ?B: Anyway, I hope the government will solve this problem.A: You are right. I think I should write to the newspapers about these problems.1.see sb.doing sth. 看见某人正在做某事看见某人正在做某事2.There is/are sb.doing

15、 sth. 有某人在做某事有某人在做某事3.pourinto 倒入倒入4. waste water/paper 废水、废纸废水、废纸5. cut down trees 砍树砍树6.Whats worse 更糟糕的是更糟糕的是7.too many problems 太多的问题(可数)太多的问题(可数)8. too much noise 太多的噪音(不可数)太多的噪音(不可数)More tasks (2)9. be harmful to 对对有害有害 do harm to10.Not all people 并非人人并非人人11. go deaf 变聋的变聋的12. have hearing los

16、s 听力丧失听力丧失 lose their hearing13. no better than 不比不比一样好一样好14. all sorts of=all kinds of 各种各样的各种各样的15. in many ways 在许多方面在许多方面1. Find ways to solve the pollutions 2. Tell the differences between Simple Past and Present perfect. I went there two years ago. I have been like this since last week.Some words,some phrases and some sentencesSome different kinds of pollutions.Homework1. Read Topic 1.2. Write a passage about one kind of pollution and offer your suggestions to solve the problem.Thank you.

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