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1、1,Unit one Pollution Fighters,Revision One,2,Read and choose,( )1. Will Linda go to the island with us? Yes, I think so. ( )2.That new house estate is not large and it only covers an area of 10,000 square meters. ( )3.He forgot to turn off the air conditioner and it was working all night. ( )4. The
2、tea was so hot that he could only drink in small amount of it though he was very thirsty. ( )5.The water here is not mixed with anything else because it is not polluted. ( )6. I dont like the cheese with the unpleasant smell.,B,D,E,G,C,F,3,( )1.Becuse of using the things produced by chemistry in the
3、 experiments, I was getting a rash.(皮疹) ( )2.There were almost no customers in the restaurant after the heavy storm. ( )3.She warned me that the chair was broken. ( )4.Green plants let out oxygen and breathe in carbon dioxide. ( )5.We all must take care of our earth because we have only one. ( )6.Yo
4、ung people are keen on listening to pop music.,C,A,G,B,F,D,4,Read and complete,1.c_ give and receive information 2.r_ let out/let sb or sth. go free 3.s_ drink in small amounts 4.s_ think it is true 5.w_ say that something bad or dangerous may happen 6.c_ something produced by chemistry,ommunicate,e
5、lease,ip,uppose,arn,hemical,5,7.h_ areas of 10,000 square metres. 8.o_ a life-giving gas found in air. 9.p_ not mixed with anything else. 10.n_ made by nature,not by man 11.n_ unpleasant; not nice 12.r_ working/ operating 13.h_ a_ almost none,ectare,xygen,ure,atural,asty,ardly ny,unning,6,Read and t
6、ranslation,1.反污染战士 2.收集一些信息 3.对感兴趣 4.有生命的东西,pollution fighters/fighters against pollution,be interested in,living things,collect some facts,7,5.使街道更美丽噪音更少 6.别的什么 7.在路的尽头 8.在铅笔头,make streets more beautiful and less noisy,what else,at the end of the road,on the end of the pencil,8,9.到上个月末为止 10.最后,终于 1
7、1.喜欢呼吸清新的空气 12.为某事感谢某人,by the end of last month,in the end/ at last,enjoy breathing pure, cool air,thank sb for sth,9,13.自然的空调 14.从空气中吸走有害气体 15.把氧气释放到空气中 16.1.5公顷的树木,natural air conditioners,take harmful gas from the air,release oxygen into the air,one and a half hectares of trees,10,17.产生足够的氧气 18.使
8、整个班级保持活力和健康 19.一整天 20.警告它们的邻居,produce enough oxygen,keep your whole class alive and healthy,all day,warn its neighbours,11,21.通过做保护 22.保护免受(伤害) 23.使他们的叶子很难吃 24.把他们的根连在一起,protectby doing sth,protectfrom doing,make their leaves taste nasty,join their roots together,12,25.互相联系 26.处于危险中 27.砍倒 28.几乎不, 几乎
9、没有,communicate with one another,be in danger,cut down,hardly any,13,29.数百万棵数 30.抵抗污染的战士,millions of trees,fighters against pollution,14,More practice: Fill in proper forms of the words,1.pollute v. pollution n. polluted a. 污染 （被污染的） Dont _ the earth. There are three kinds of _. We can see _ land eve
10、rywhere in the past. 2. fight v. fighter n. 斗争 （卫士） We should try our best to _ pollution Would you like to be a pollution _ ? 3. collect v. collection n. 收集 My hobby is to _ stamps. Id like to show you my stamp _.,pollute,pollution,polluted,fight,fighters,collect,collection,15,4. science n. scienti
11、st n. 科学（家） Lily likes to read _ fiction best. Johns ambition is to be a _ in the future. 5. interest n. interesting /interested a. / uniterested 兴趣（有趣的、（不）感兴趣的） There are a lot of places of _ in China. The film I saw last night was very _. Are you _ in science ? 6. live v. alive/ living a. 居住 （活着的）
12、 My Grandpa is still _. He is 90 years old now. I _ in a new neighbourhood. I feel very happy. Trees are the oldest _ things on the earth.,science,scientist,interest,interesting,interested,alive,live,living,16,7. beauty n. beautiful a. / beautifully adv. 漂亮 Her _ makes her look _ She can draw the pi
13、ctures _. 8. noise n. noisy a. 噪音（吵闹的） _ pollution makes me feel terrible. Its too _. Please turm down the radio. 9. little a. less / least 少(更少、最少) There is _ milk in the bottle, is there ? This TV is _ expensive than that one. 10.Please write at _ 60 words about the topic.,beauty,beautiful,beautif
14、ully,Noise,noisy,little,less,least,17,10.breathe v. breath n. 呼吸 Hold your _ when you are swimming in the water. We all need to _ fresh air. 11.harm n. harmful / harmless a. 害处 （有害的） Smoking is _ to our health. Please eat more vegetables and fruit. They are _. 12. health n. healthy / unhealthy a. 健康
15、（健康的） Its important for us to keep _. Youd better eat less _ food.,breath,breathe,harmful,harmless,healthy,unhealthy,18,13.wonder n. wonderful a. wonderfully adv. 奇迹（精彩的、地） The painting looks very _. The boy plays the piano _. There are seven _ in the world. 14.nature n. natural 、unnatural a. 自然（自然的
16、/不自然的） We should keep the balance of _. Trees are _ air conditioners. 15.real a. really adv. 真的（真地） Im _ sorry to be late again. Mickey mouse is a _ mouse.,wonderful,wonderfully,wonders,nature,natural,really,real,19,16. begin v. beginning n. 开始（开端） Class_. Today is the _ of the new term . 17. chemis
17、try n. chemical a. chemicals pl.化学（化学的/ 化学药品） _ is my favourite subject. Im interested in the _ change. We shouldnt throw _ everywhere. 18. danger n. dangerous a. 危险（危险的） Its _ to play with matches. The boy is in _ now. Lets save him at once.,begins,beginning,Chemistry,chemical,chemicals,dangerous,d
18、anger,20,19.true a. truth n. truly adv. 真实（的、地） If you tell me the _ , I will believe you. That is _ to choose the new one. Im _ thankful to your help. 20Communicate v. communication n. 交流 Do you often _ with your parents when you are free？ _ is very important to us.,truth,true,truly,communicate,Com
19、munication,21,More practice: Fill in proper forms of the words,1.People all enjoy _(breathe) pure air and _ (sip) nice tea. 2.Trees are _air conditioners.(nature) 3.Oxygen can keep us _. On the moon, theres no _things.(live) 4.With the doctors hard work, the old lady is out of _.(danger),breathing,s
20、ipping,natural,alive,living,dangerous,22,5.Trees are our best _against pollution.(fight) 6.Some trees produce_(chemistry) that make their leaves taste nasty. 7.Everyone in our class was _(interest) when he described his trip to America. 8.Could you please tell me what _(real) happened last night?,fi
21、ghters,chemicals,interested,really,23,9.They dont understand Chinese. Could you please use English to _ with them? (communication) 10.Drinking too much fruit juice can be _ to childrens teeth.(harm) 11.Nowadays there are many different kinds of _(pollute). 12.Please be quite. It is so _here.(noise),
22、communicate,harmful,pollutions,noisy,24,Fill in the blanks,1. People all enjoy _ ( sip ) very nice tea. 2. Trees are our best _ ( fight ) against pollution. 3. The farmers used a _ ( chemistry ) to kill mice. 4. Could you please use Japanese to _ ( communication ) with them? 5. He held his _ ( breat
23、he ) and dove into the river.,sipping,fighters,communicate,breath,chemical,25,Choose the best answer,1. Nowadays, the scientists know _ about the earth. A. few B. little C. a lot D. a lot of 2. Look! The sky is so beautiful. _ stars are shining there. A. Millions B. Millions of C. Ten millions D. Te
24、n million of 3. A: _ have you been in the city? B: For two tears. A. How often B. How far C. How soon D. How long,C,B,D,Supplementary Practice,26,Choose the best answer,4. Jack, you must keep your own room _. A. clean B. nasty C. dirty D. clear 5. This cup of water is very hot. You can only _, or yo
25、ull be hurt. A. eat B. drink C. sip D. have 6. We should try our best to fight _ pollution. A. with B. for C. of D. against,A,C,D,Supplementary Practice,27,Think and learn,1.An adjective is used an objective complement. Trees make streets more beautiful and less noisy. One hectare of trees could pro
26、duce enough oxygen to keep your whole class alive and healthy.,make sb/sth +adj.,keep sb/sth +adj.,28,2. as well as is used as a conjunction. Trees cool the air as well as clean it.,Eg:Trees cool the air _clean it,and,Eg:Trees _ _ cool the air _ _clean it.,not only,but also,Eg:Trees cool the air and
27、 clean it _ _.,as well,29,Rewrite the sentences,1.All of the music was from Italian operas.(否定句） _ _ the music was from Italian operas. 2.My father can hardly stop smoking.(反义疑问句） My father can hardly stop smoking, _ _?,None of,can he,30,3.We get wood, rubber,paper,etc. from trees.(划线提问） _ _ we get
28、from trees? 4.We should plant more trees to help protect our enviornment.(划线提问） _ _ we plant more trees? 5.I found his talk not only interesting but also useful. =I found his talk interesting _ _ _useful.,What do,Why should,as well,as,31,Read and fill,Trees are our friends. They w_ hard for us. They
29、 cool our cities and c_ the air. They can change carbon dioxide into the o_ we breathe. Trees provide shelter, food and things for both humans and a_. Without trees, we would d_. In the last 200 years, more than half of all the trees on the earth have been destroyed. Now we need more trees! We shoul
30、d not cut down d_ any of them! We should plant trees and take care of them to help p_ our environment.,ork,lean,xygen,nimals,ie,own,rotect,32,Read and judge,1.If there were no trees, we would run out of oxygen. 2.Temperature near trees is higher than that far away from trees. 3.There is no differenc
31、e between homes with many trees and those without trees. 4.There is a close relationship between trees and us. 5.In the last 200 years, many trees have been cut down. 6.Trees for Life is an organization of protecting trees.,( T ),( F ),( F ),( T ),( F ),( T ),33,Complete the sentences,1. Jenny alway
32、s _ ( forget ) to lock the door to her flat. 2. We _ ( think ) about tomorrows exam. 3. What _ this word _ ( mean )? 4. Gork is asleep. He _ ( snore ) loudly. 5. I _ ( arrange ) a skiing holiday in Korea. _ you _ ( want ) to come? 6. I _ ( not think ) this cartoon is funny. 7. Kate _ ( have ) a barb
33、ecue on Saturday. 8. Wendy _ ( need ) a new pair of glasses. 9. _ this calculator _ ( belong ) to you? 10. My father _ ( not know ) our teacher.,forgets,are thinking,does,is snoring,am arranging,mean,Do,want,dont think,is having,Does,needs,belong,doesnt know,34,Supplementary Practice,Fill in the bla
34、nks,1. Coffee is ready. How nice it _ ( smell )! Would you like some? 2. Its 6:30. Dad is surely _ ( watch ) TV news in the sitting room. 3. - Danny, the bell _ ( ring ). - I know, I _ ( hear ) it. 4. These cars all _ ( belong ) to me, do you believe? 5. My father _ ( leave ) for Britain early tomor
35、row. He _ ( get ) his things ready now. 6. I _ ( not think ) the performance is exciting.,smells,watching,is ringing,hear,belong,is leaving / will leave,is getting,dont think,35,Supplementary Practice,Fill in the blanks,7. Of course, all of us enjoy _ ( breathe ) fresh air. 8. Tell the boy _ ( not p
36、lay ) football in the street. 9. This factory _ ( release ) harmful gas into the air all the time. We must _ ( do ) something to stop it. 10. Look! The baby _ ( smile ) happily because he _( know ) you are his friend.,breathing,not to play,releases,do,is smiling,knows,36,Fight pollution,Nowadays, po
37、llutions become more serious. We must do something to fight pollution. Trees are our best fighters against pollution. They make streets more beautiful and less noisy. Trees are natural air conditioners. They take harmful gas from the air and release oxygen into the air.So we can breathe pure, cool air. But trees are in great danger. We must try our best to keep trees safe and fight pollution.,