UNIT 2 SAVING THE WORLDTOPIC 1 THERE ARE MANY KINDS OF POLLUTION AROUND US.SECTION ACheck the words:1.Drawing on the wall is a kind of bad b_.2.Lilys room is very clean, but Janes room is very u_.3.You should be polite to the foreigners. Dont be r_ to them.4.It rained hard. _(結(jié)果結(jié)果), we couldnt go out.5.Its difficult for us to remember so many new words _ (一開始一開始).LISTEN TO 1A AND ANSWER THE QUESTIONS 1. Whats the matter with granny?2. Will she stay here?3. Does she have to see a doctor?Read 1a and find out the sentences used by granny to express complaint. Finish 1b . Retell 1a according to the questions in 1b. Role play. Ask two students to act 1a. Consolidation 1. Are there any chemical factories in your city? Are they near your school?2. What was your city/ school like a few years ago? How do you like your city/ school now?PracticeDiscuss in groups, then choose several students to report to the class. Finish 2.LOOK AND MATCH A. air pollution B. soil pollution C. water pollution D. light pollutionE. noise pollution F. litter Air pollutionAir pollutionWater pollutionSoil pollutionSoil pollutionNoise pollutionLight pollutionlitterWhat kind of pollution is it?What harm can it cause?How do the pollutions come into being ?Whats the harm of the pollutions?DiscussDiscuss: (2)Discuss: (2) Can you give some advice to the government?Choose the right answer:1. If _ throws the rubbish, our world will be more beautiful. A. everyone B. nobody C. anybody D. everybody2. _is difficult if you study hard. A. Nothing B. Everything C. Anything D. Something3. I looked for my pen _, but I couldnt find it. A. somewhere B. anywhere C. everywhere D. nowhere4. Youd better not read todays newspaper because there is _ in it. A. something interesting B. nothing special C. important thing D. anything new5. The passengers were hurt badly _ of the traffic accident. A. in the result B. as a result C. with the result D. at a result6. The leaders have done everything they can _ peoples living conditions. A. improving B. improved C. to improve D. improves7. - Do you know them? - No, I know _ of them. A. none B. nobody C. someone D. anyoneHomework:Homework: Write a composition: Write a composition: 隨著科技的發(fā)展隨著科技的發(fā)展,污染變得越來(lái)越污染變得越來(lái)越嚴(yán)重嚴(yán)重,結(jié)合所學(xué)知識(shí)結(jié)合所學(xué)知識(shí),談?wù)勎覀儜?yīng)該怎談?wù)勎覀儜?yīng)該怎么做才能防止污染么做才能防止污染,寫一篇語(yǔ)句通順寫一篇語(yǔ)句通順,語(yǔ)法正確語(yǔ)法正確,60-70 字左右的小短文字左右的小短文.