Unit1SavingtheEarth

1、,9B U1 Period 1,sunrise,rain,Enjoy a song,forest,cut down trees,elephant,killed elephant,field,desert,clean water,polluted water,blue sky,dirty air,people,Free talk,What did you see while listening?,sunrise rain fields animals sea ,environment,Module 1 Environment and life,A small quiz,Think and lea

2、rn,atmosphere,an,Think and learn,the atmosphere,controls,the heat,causes,global warming,全球变暖,Think and learn,damage the atmosphere,too much heat,the ice melts,the level of sea rises,may cause floods,Think and learn,situation,serious,in danger,do something to,Unit 1,Read and learn,a consumer,a person

3、 who buys and uses things,a green consumer,a consumer only buys and uses things that dont pollute the earth,Read and learn,Is Lo a green consumer?,Read and learn,writer,guide,a kind of job,a kind of book,Read and learn,The green consumer,Para 1,Para 2,Para 3,Para 4,Para 5,Read and learn,1,2,3,4,5,Pe

4、ople dont deal with the rubbish in a right way.,People use chemicals called CFCs too much.,Trees are fewer and fewer.,We should be green consumers to save the earth.,The main gasCO2 makes our earth warmer and warmer.,Read and learn,The greenhouse effect,sunlight,warmth,living things,is changing,are

5、polluting,is keeping,cause the level of sea to rise,flood cities and even whole countries,environment control cause heat flood guide in danger situation serious greenhouse effect surface damage chemical form produce fuel level keepfrom,Word bank,n.,environment heat flood guide situation greenhouse e

6、ffect surface chemical form fuel level,v.,control cause damage produce,a.,serious chemical,phases.,in danger keepfrom,More practice,Choose the right word to complete the sentence,situation surface greenhouse guide environment chemical,CO2 is a kind of _ gas and too much CO2 makes the earth warmer. 2

7、. To protect our _, we should be green consumers. 3. Would you make a dialogue according to the given _? 4. The _ of the moon is lifeless. 5. O2 is a kind of important _in chemistry. 6. Reading the travel _before travelling is helpful.,greenhouse,environment,situation,surface,chemical,guide,More pra

8、ctice,Complete the sentence with the right form of the given word,More and more people realize our earth is in _. (dangerous) The situation is so _that we must do something. (seriously) 3. Many factories _ toy bears for kids. (product) 4. The brave man kept the sad lady from _into the river. (jump)

9、5. Our teacher have told us what a _ change is. (chemistry),danger,serious,produce,jumping,chemical,Individual work,wrong B. floods C. keeps D. changing E. chemicals F. do something to G. level H. living I. alive,Hei, what are you talking about? The greenhouse effect. Yes, weve just learnt it. A. Wh

10、at causes the greenhouse effect? D. The _1_ atmosphere. B. Why is it changing? C. Thats because people are polluting it with _2_. Is the atmosphere important? D. Sure. All _3_things need it. C. Right. It lets sunlight in and _4_ warmth.,B. But there is something _5_with it. What may happen if the si

11、tuation goes on? D. It may cause the _6_of the sea to rise. C. It may also cause more _7_. B. In my opinion, we must _8_ to save the earth. D. I agree with you.,D,E,H,C,A,G,B,F,Conclusion,The fact The trouble The possible result,The greenhouse effect,The atmosphere is very important.,The atmosphere is changing.,The level of sea may rise.,Assignment,Oral work: 1. Read the first