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1、Module 12 Save our worldUnit 3 Language in use To summarize and consolidate the rules of word buildingObjective: Observe the following sentences carefully. They are all from this module.1 . Reuse means “use again”.2 . Though pollution is heavy now, I dont think its hopeless.3 . If the rivers are pol

2、luted, farmers cant use the water for their crops.4 . If everyone starts to do something, the world will be saved. 5 . We all need a healthy environment, but we produce waste every day, and it is harmful to our environment.6 . Do not waste things.7 . Repeat these three words daily: reduce, reuse and

3、 recycle.8 . Before you buy something new, think whether it is really necessary because maybe old one is just as good!9 . but lets take these simple steps today so that we will save the world for our grandsons and granddaughters tomorrow. 1 . _ (use) means “use again”.2 . Though _ (pollute) is heavy

4、 now, I dont think its _ (hope).3 . If the rivers are polluted, _ (farm) cant use the water for their crops.4 . If _ (everyone) starts to do _ (something), the world will be saved.5 . We all need a _ (health) environment, but we produce _ (waste) every day, and it is _ (harm) to our environment.Reus

5、e pollution hopeless farmers everyone something healthy waste harmful go Ready? 6 . Do not _ (waste) things.7 . Repeat these three words daily: reduce, _ (use) and _ (recycle).8 . Before you buy _ (something) new, think whether it is _ (real) necessary because maybe old one is just as good!9 . but l

6、ets take these simple steps today so that we will save the world for our _ (grandson) and _ (granddaughter) tomorrow.waste reuse recyclesomethingreally grandsons granddaughters 將兩個或兩個以上獨立且語義不同的單詞合在一起構(gòu)成新詞的方法稱作合成法。合成名詞afternoon, sportsman, blackboard, newspaper, airplane, classmate合成形容詞 kind-hearted,

7、middle-aged, hard-working合成副詞 however, maybe合成代詞 himself, everyone, nothing合成動詞 overlook 通過在詞根前面加前綴或在詞根后面加后綴構(gòu)成一個新詞的方法稱作派生法。前綴含義例詞 dis-不 disagree, dislike en-使處在某種狀態(tài) enable, enrich im-, in-不 impossible, impatient, inexpensive inter-在之間 international, interconnect mis-錯誤的 mislead, misunderstand non-不，

8、非 non-smoker, non-native re-再，重復(fù) rewrite, retell un-不 unable, unhappy, unpopular 后綴含義例詞 -er, -or構(gòu)成名詞 teacher, worker, visitor-ian musician-ing building, painting, shopping-ist artist, scientist-ment agreement, government-ness coldness, happiness, illness-th truth, warmth-tion competition, education,

9、 information -ty activity, safety后綴含義例詞 -able, -ible構(gòu)成形容詞 comfortable, eatable, enjoyable -al environmental, international-ful careful, helpful-ive active, expensive-less careless, helpless, homeless-ly friendly, lovely, monthly-ous dangerous, famous-teen構(gòu)成數(shù)詞eighteen, fifteen, seventeen-th fifteenth

10、, fifth, fortieth-ty forty, sixty, twenty -ly 構(gòu)成副詞 badly, carefully, happily 詞根詞綴名詞形容詞副詞+ interest uninterestedinterestinglyuninteresting interestedinteresting help helpfullyhelplessly helpfulhelpless able disableunableenable ability 英語構(gòu)詞法中把一種詞性轉(zhuǎn)化為另一種詞性而詞形不變的方法稱為轉(zhuǎn)化法。(1 ) v. n. Lets talk about it mor

11、e. I think wed better finish the talk now. 咱們再談?wù)勥@件事吧。 我想我們最好現(xiàn)在結(jié)束談話。(2 ) n. v. She gave me a cup of water. You should water the flowers twice a day. 她給了我一杯水。 你應(yīng)該每天給這些花澆兩次水。(3 ) adj. n. She was wearing a black dress. The girl in black looks very beautiful. 她穿著一條黑色的裙子。 那個穿黑衣服的女孩看上去很漂亮。 Sometimes if you

12、 know the meaning of the parts of a word, you can work out the meaning of the whole word. re + new + able renewableagain can be can be new again P1 0 0 Make new words. Join the parts of the words in Box A with the words in Box B. you need to use some of the parts more than once. -able -ful im- -less

13、 re- un- care collect hope possible use usual wanted wasteA B careful carelesscollectable hopeful hopeless impossible reuse usable useful useless unwanted wasteful unusual Now work in groups. Play the guessing game English for Fun.1. full of care _2. can be collected _3. full of hope _4. without any

14、 hope _5. not possible _ 6. not usual _7. without any use _8. use again _9. not wanted _10. making a lot of waste _carefulcollectablehopefulhopelessimpossible unusualuselessreuseunwantedwasteful P1 0 0 Complete the sentences with the words in the box. hopeful impossible reuse unhealthy wasteful1 . P

15、olluted water is _.2 . It is _ to throw so much food away.3 . If you look after things well, you may _ some of them later.4 . It is _ to clean up the whole river in such a short time.5 . If we pay attention to pollution now, the future will be _.unhealthywasteful reuseimpossiblehopeful P1 0 1 Comple

16、te the table.Noun Verb Adjective Adverb useful/ uselesshope hopefully/ hopelessly pollution water waste usually/ unusuallyuse use usefully/ uselesslyhope hopeful/ hopelesspollute polluted/ unpollutedwaterwaste wasteful/ wasted wastefully usual/ unusual P1 0 1 Complete the sentences with the correct

17、form of the words in Activity 3.She was _ that her new job would make her more successful.hopeful1 . The factory _ the river, and the fish died.2 . We often walk in the countryside. It is a(n) _ activity for us.3 . Do not use so much water. It is very _.4 . To keep the flowers growing, you need to _

18、 them once a day.pollutedusual wastefulwater P1 0 1 Complete the sentences.A _ is a box that you keep your lunch in. lunchbox1 . A _ is a card that you write on one side of and send to someone by post.2 . A _ is a room where you have classes at school.3 . A _ is a book that has one or more stories f

19、or children.4 . A _ is a black board that is used at school for writing on with chalk.postcardclassroomstorybookblackboard P1 0 1 Work in pairs. Look at the pictures and answer the questions.1 . What kind of things can be recycled?2 . How can these things be used?3 . How does this help the environme

20、nt?4 . Have you ever recycled or used things that can be recycled? How? possible answers:Cloth, paper, cans, plastic, glass, etc.Recycled paper can be used for notebooks, tickets or writing paper.It helps save a lot of resources and reduce greenhouse gas emissions.Yes. I recycled aluminumcans and pa

21、per by selling them to the recycled factory. Mike: I hear you are off to the Caribbean for a holiday! Lucky you! But arent you (1 ) _ the pollution that such long plane journeys may cause for the environment? Ken: I know, but what can I do about it? I already try my best to protect the environment.

22、I recycle. I dont (2 ) _ things if I dont want them any more. I (3 )_ the lights when I leave a room. Dont tell me I shouldnt travel by plane any more! be good for throw away turn off worry about worried about throw away turn offP1 0 2 Complete the conversation with the correct form of the expressio

23、ns in the box. Mike: No, of course not. But we can do more to protect the environment. For example, we can help keep the air clean by planting trees. Trees (4 ) _ the environment. In this way, we can reduce the harm of pollution. Ken: Good! So I can enjoy my holiday, and when I come back, Ill plant

24、some trees!Mike: Thats the idea! Maybe we can all join in and start a small forest! be good for throw away turn off worry about are good for 1 . It is OK to throw used things away. Looking after them takes a lot of time.2 . Do not throw away things made of glass, plastic and paper, but recycle them

25、when possible.3 . Take a bag when you go shopping.4 . Producing electricity and using oil will not cause pollution.5 . Turn off lights when you do not need them.6 . Ride a bike or walk, and do not often drive your car.P1 0 2 Listen and check () the true sentences. Advice Reasons 1. Dont throw away t

26、hings made of _, but _ them. Throwing things away is wasteful.2. _ your plastic bags when you can and _ with you when you go shopping. Plastic bags _ recycle.3. Use less electricity and oil to _.4. Dont leave lights on and _.5. _ and do not often drive your car. Producing electricity and using oil m

27、ay cause _. glass, plastic and paper recycle Reuse take a bag are hard to reduce pollution waste electricityWalk or cycle pollutionP1 0 2 Listen again and complete the table. 英語中常見的構(gòu)詞法：1 .合成法2 . 派生法 （加前綴、后綴）3 . 轉(zhuǎn)化法（詞性變詞形不變） 1 . Both of the books were _ to herand she couldnt decide which one to buy.2

28、 . How _ of John to break the cup!3 . The meat has a strange smell. Im afraid its hardly _.I. 從方框中選擇適當(dāng)?shù)膯卧~并用其正確形式填空。Quiz helpfulcarelesseatablecorrect energy eat possibleappear help success care correct energy eat possibleappear help success care4 . Tom is an _ boy and it seems that he never gets tir

29、ed.5 . Im afraid that its _ for us to get there before eight.6 . The sun _ behind the clouds and it began to rain.7 . Im sorry to say your answer is _. Please try again.8 . Its not easy to become a _ actor. energeticimpossibledisappearedincorrect successful .完成下列同義句。1 . Its not polite to speak to ot

30、hers with your mouth full of food. Its _ to speak to others with your mouth full of food.2 . The teacher asked him to write the composition again. The teacher asked him to _ thecomposition.impolite rewrite 3 . Hes not popular with some of the neighbors. Hes _ with some of the neighbors.4 . I hate sw

31、eet food. Especially, I dont likeeating cake. I hate sweet food. Especially, I _ eating cake.5 . Hamburgers, candy and ice cream arent healthy food. Hamburgers, candy and ice cream are _ food.unpopular dislikeunhealthy 1 . Search for more information about pollution. Make an oral presentation to your class.2 . Finish the exercises in Learning English. Homework