unitWearetryingtosavetheearth学习课程

1、What made our earth ugly?waste waterwaste airbuilding housesrubbishWe humans pollute our homeland- the earth. 污染第1页/共32页第一页，编辑于星期日：三点 七分。There are 3 kinds of serious pollutionWe are polluting our planet in so many ways.air pollutionnoise pollutionwater pollution第2页/共32页第二页，编辑于星期日：三点 七分。To talk about

2、 air pollution, water pollution and noise pollution.To think about ways of protecting the environment.第3页/共32页第三页，编辑于星期日：三点 七分。 Here are some words related to （与有关）（与有关） 3 different kinds of pollution.1aloud music cars rubbish planeslittering ships factories smokingbuilding houses mobile phonesnoise

3、 pollution air pollution water pollution_ _ _ _ _ _ _第4页/共32页第四页，编辑于星期日：三点 七分。litter n. 垃圾垃圾 throw away trash rubbish, waste, trash v. 乱扔第5页/共32页第五页，编辑于星期日：三点 七分。noise pollution _air pollution _water pollution _ loud musicplanesmobile phonesfactoriescarssmokingshipsfactorieslitteringrubbishbuilding

4、housesbuilding housesloud music cars rubbish planeslittering ships factories smokingbuilding houses mobile phonesfactoriescars1a第6页/共32页第六页，编辑于星期日：三点 七分。Battery can pollute the land.Mobile phones can cause not only noise pollution but also land pollution.We should not throw them away.第7页/共32页第七页，编辑于

5、星期日：三点 七分。Factories put waste (water )into the river.water pollution1. What do you think of the river?2. How does it become so dirty?3. What should we do to save it?第8页/共32页第八页，编辑于星期日：三点 七分。Listen and complete the sentences.1b1bwhat was the problem?The river was _. even the bottom of the river was f

6、ull of _. there were no more _ for fishmen to catch.really dirtyrubbishfishwhat caused the problem?people are throwing _into the river. Factories are putting _ into the river.How should the problem be solved?We should write to the _ and ask them to _ the factories. everyone should help to _ the rive

7、r.litterwastegovernmentclose downclean up第9页/共32页第九页，编辑于星期日：三点 七分。Mark: The river was dirty. Even the bottom of the river was full of rubbish.Tony: But it used to be so clean!Mark: Yes, but people are littering in the river.Tony: Everyone in this town should play a part in cleaning it up! Role-play

8、the conversation. Then make your own conversations about the kinds of pollution in 1a.1c1c第10页/共32页第十页，编辑于星期日：三点 七分。1c短语1. bottom of the river 2. be full of3. used to4. throw litter into5. play a part in过去常常河底充满参与把垃圾扔进第11页/共32页第十一页，编辑于星期日：三点 七分。2a2aListen to the interview. Circle the kinds of pollut

9、ion that Jason andSusan talk about. A. land pollution B. air pollution C. noise pollution D. water pollution第12页/共32页第十二页，编辑于星期日：三点 七分。air pollutionThe factories that burn coal pour dangerous gases into the air. n. 煤炭The car pollutes air.排放The air is polluted.1.Do you think the sky is blue?2. Can we

10、 see many stars clearly at night?第13页/共32页第十三页，编辑于星期日：三点 七分。Interviewer: Today were talking to Jason and Susan about environmental problems. Jason and Susan, can you tell us about some of the problems youve seen?Jason: I think one problem is that the air is badly polluted. I hardly ever see _ anymor

11、e.Susan: Yes, and I used to see the _ clearly.Interviewer: What do you think has caused this problem?Susan: Well, there are more _ on the road these days.Jason: And factories that burn coal also pollute the air with a lot of black smoke.blue skiesstarscars第14页/共32页第十四页，编辑于星期日：三点 七分。people are throwi

12、ng away things like wooden chopsticks, plastic bowls and plastic bags in public.land pollution在公共场合This behavior causes land pollution1.What did you see at first?2. Where are the people?第15页/共32页第十五页，编辑于星期日：三点 七分。Interviewer: What other problems do you see? Susan: I guess theres too much _in the str

13、eets.Jason: Yes! Every day people _away things like wooden chopsticks, plastic bowls and plastic bags.Susan: Theyre also littering in_ places, for example, during picnics in parks. This is turning beautiful places into ugly ones.Interviewer: Youre right. These are serious problems for our environmen

14、t. Next, lets talk about the things we can do to help.rubbish and wasteare throwing public第16页/共32页第十六页，编辑于星期日：三点 七分。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

15、. People _things away every day.4. People are also littering in_ like parks. Th is turns beautiful parks into ugly places.more carspolluteare throwing public places2b2b Listen again and complete the sentences. 第17页/共32页第十七页，编辑于星期日：三点 七分。Natural resources are disappearing at a dangerous speed.以危险的速度以

16、危险的速度extinct灭绝灭绝Dad, whats the acid rain?第18页/共32页第十八页，编辑于星期日：三点 七分。What should we do to save the earth?We must think of better ways to treat our planet in future.第19页/共32页第十九页，编辑于星期日：三点 七分。recycle books and paper回收利用回收利用=use again第20页/共32页第二十页，编辑于星期日：三点 七分。Turn off the lights when you leave a room.

17、 Take the bus or ride the bike instead of driving cars.Bring a cloth bag to go shopping instead of plastic bags.Turn off the shower when you finish washing.Throw rubbish in the bins 垃圾桶第21页/共32页第二十一页，编辑于星期日：三点 七分。What do you usually do ?Are you a friend of the Earth? Take this quiz(测试）测试）.START第22页/

18、共32页第二十二页，编辑于星期日：三点 七分。When you write on a piece of paper, what do you do?I write on one side only.I write on both sides.第23页/共32页第二十三页，编辑于星期日：三点 七分。You go shopping. What do you do?I use a lot of new plastic bags.I use my own bag.第24页/共32页第二十四页，编辑于星期日：三点 七分。There are a lot of old newspapers at your

19、home. What do you do?I throw the old newspapers away.I recycle the old newspapers.第25页/共32页第二十五页，编辑于星期日：三点 七分。You drink a can of cola. What do you do?I throw away cans.I recycle cans.第26页/共32页第二十六页，编辑于星期日：三点 七分。 remember to throw rubbish in the bins and keep public places clean and beautiful for everyone.So together因此因此, our actions can make a difference and lead to a better future!第27页/共32页第二十七页，编辑于星期日：三点 七分