外語學(xué)習(xí)中考復(fù)習(xí)——被動語態(tài)PPT教案

1、外語學(xué)習(xí)中考復(fù)習(xí)外語學(xué)習(xí)中考復(fù)習(xí)被動語態(tài)被動語態(tài)A recorder is used in our English class every day. 第1頁/共41頁use for playoftenFootball is played all over the world.A camera is used for taking photos.第2頁/共41頁rob yesterdaysend uplast yearA man-made satellite was sent up into space last year.A bank was robbed yesterday.第3頁/共41頁

2、must plantcover within a few years timeThe tree must be planted on the ground.The ground will be covered with trees in a few years time. 第4頁/共41頁send toright nowa talk give soonThey will be sent to the hospital right now.A talk will be given soon.第5頁/共41頁digThe earth is being dug now.eat up alreadyT

3、he food has been eaten up already.第6頁/共41頁Football is played all over the world.A camera is used for taking photos.A bank was robbed yesterday. A man-made satellite was sent up into space last year. Look and find out the similarities (相相同點同點):第7頁/共41頁The tree must be planted on the ground. The groun

4、d will be covered with trees in a few years time. They will be sent to the hospital right now. A talk will be given soon. The earth is being dug now. The food has been eaten up already.第8頁/共41頁當(dāng)我們不知道誰是動作的執(zhí)行者當(dāng)我們不知道誰是動作的執(zhí)行者, 或或者沒有必要指出誰是動作的執(zhí)行者時者沒有必要指出誰是動作的執(zhí)行者時, 或者只需強調(diào)動作的承受者時或者只需強調(diào)動作的承受者時, 要用要用被動語態(tài)被動語態(tài)。

5、被動語態(tài)：被動語態(tài)：主語主語是動作的是動作的承受者承受者 。被動語態(tài)的構(gòu)成：被動語態(tài)的構(gòu)成：be +vt.p.p.Conclusion: (一一)第9頁/共41頁一般現(xiàn)在時一般現(xiàn)在時 amis are + vt.p.p.一般過去時一般過去時 waswere +vt.p.p. 情態(tài)動詞情態(tài)動詞 aux.v. (mustcancouldmay+ be + vt.p.p.)現(xiàn)在進行時現(xiàn)在進行時 be(am、is、are)+being +vt.p.p.一般將來時一般將來時 will bebe going to be + vt.p.p.現(xiàn)在完成時現(xiàn)在完成時 havehas +been+ vt.p.p.第

6、10頁/共41頁Turn the following sentences into the passive voice:1. Many people speak English. 2. He bought me a new bike yesterday. English is spoken by many people.I was bought a new bike yesterday.A new bike was bought for me yesterday.第11頁/共41頁3. The boss made him do the heavy work in the old days. 4

7、. Tom must hand in the composition after class. 5. The rain stopped. 6. The soup tastes delicious.He was made to do the heavy work in the old days. The composition must be handed in after class.第12頁/共41頁主動語態(tài)如何改成被動語態(tài)？主動語態(tài)如何改成被動語態(tài)？1. 主動語態(tài)的賓語改成被動語態(tài)的主語。主動語態(tài)的賓語改成被動語態(tài)的主語。2. 主動語態(tài)的謂語動詞改成被動語態(tài)的主動語態(tài)的謂語動詞改成被動語態(tài)

8、的謂語動詞。謂語動詞。dobe done3. 注意保持時態(tài)和人稱的一致。注意保持時態(tài)和人稱的一致。 Conclusion: (二二)第13頁/共41頁4. 帶雙賓的謂語動詞有兩種改法。當(dāng)把帶雙賓的謂語動詞有兩種改法。當(dāng)把直接賓語改成主語時，謂語動詞后必直接賓語改成主語時，謂語動詞后必須加適當(dāng)?shù)慕樵~須加適當(dāng)?shù)慕樵~: to for. 如如: givebe given to 此類動詞還有此類動詞還有: pass show send 再如再如: buybe bought for 此類動詞還此類動詞還有有: make draw cook mend第14頁/共41頁5. 一些動詞不定式在主動語態(tài)中省略一些

9、動詞不定式在主動語態(tài)中省略to作賓語補足語作賓語補足語, 改成被動語態(tài)時改成被動語態(tài)時, to必必須還原須還原。 注注: 1. 不及物動詞（不及物動詞（vi.) 不用被動語態(tài)不用被動語態(tài)。如如:happen、take place 、appear、disappeare.g. A traffic accident _ (happen) just now.happened第15頁/共41頁2. 連系動詞連系動詞(Link.v.)不用被動語態(tài)不用被動語態(tài)。如。如: be、look、seem、feel、sound、smell、taste、get、turn、become e.g. Peking Opera

10、 _ (sound) beautiful.3. 當(dāng)此動詞表示事物的自然屬性的時候，當(dāng)此動詞表示事物的自然屬性的時候，不用被動語態(tài)不用被動語態(tài) 。 e.g. The pen _ (write) very fast. This kind of sweater _ (sell) well.soundswritessells第16頁/共41頁Multiple Choice:1. If the work _, you can go and play games. A. finished B. has finished C. will be finished D. is finished2. It was

11、 raining heavily outside, the children were made _ in the classroom. A. stay B. to stay C. staying D. stayedDB第17頁/共41頁3. Kate _ the letter before her mother came into her bedroom. A. has written B. was written C. had written D. is writing4. To make our city more beautiful, rubbish _ into the river.

12、 A. neednt be thrown B. mustnt be thrown C. cant throw D. may not throwBC第18頁/共41頁5. I like my bike. It _ very well. A. rides B. is riding C. is ridden D. has ridden6. I wont come to the party unless Tom _, too. You mean if Tom comes, youll come. A. will invite B. invites C. invited D. is invitedAD第

13、19頁/共41頁7. Everyone who heard Mr. Greens story _ it. A. laughed at B. was laughed C. laughed D. was laughed at8. The children must _. A. look after B. be taken good care C. look the same D. be taken good care ofDA第20頁/共41頁9. The woman still doesnt know what _ in her hometown while he was away. A. ha

14、ppens B. happened C. will happen D. was happened 10. I saw you were on foot this morning. Yes. My bike _. A. is mending B. is being mended C. is mended D. is being mending BB第21頁/共41頁Fill in the blanks using right forms:1. All the students _ (ask) to bring a kite with them last Sunday.2. Are many wa

15、ys _ (try) to stop people from cutting down so many trees?3. What are on show in the museum? Some photos _ (take) by American children.were asked triedtaken第22頁/共41頁4. This coat _ (wash) well. 5. Must the old people _ (speak) to politely? 6. Im often _ (警告）警告）not to copy others homework. 7. He could

16、nt explain why dinosaurs _ (消失消失). washesbe spokenwarneddisappeared第23頁/共41頁8. Ill have my bike _ (修理修理) tomorrow. 9. Have you found your necklace _ (偷偷) last week? 10. The PRC was _ (成立成立) on October 1, 1949.mended/repairedstolenfounded第24頁/共41頁Make dialogues or short passages accroding to the foll

17、owing information(using the passive voice as much as possible)：what when where 1. dialogueTopic:第25頁/共41頁2. passageTo make our school more beautiful, what things must /mustnt be done?must: pick up throw collect plant grow mustnt: throw draw use spit cut down 第26頁/共41頁Reading comprehension: Now scien

18、tists are trying to turn deserts into good land again. They want to bring water to the deserts, so people can live and grow food there. However, more and more land is becoming the deserts. Why is this happening? There are two reasonsland and wood. In many places the trees have been cut down because

19、the land was needed for people. 第27頁/共41頁In other parts, the trees are cut down because their wood is wanted. But many people dont know that in most places the trees wont be replaced（取代）（取代）. The soil in the forests is very thin, but it is protected by the trees. When the trees are cut down, the soi

20、l is washed away by the rain or blown away by the wind. Soon nothing can grow on it. The land becomes a desert. 第28頁/共41頁Who is to blame（應(yīng)負責(zé)、責(zé)備）（應(yīng)負責(zé)、責(zé)備）for this? The answer is easy: all of us. There are just too many people in the world. The worlds population is now six billion. You might say: We do

21、nt cut down trees. Yes, but just look around. Youre probably using its products（產(chǎn)品）（產(chǎn)品）right now. 第29頁/共41頁( ) 1. Scientists are trying to bring _ to the deserts. A. food B. planes C. water D. animals( ) 2. The _ are important to protect the soil. A. rain B. trees C. land D. woodCB第30頁/共41頁( ) 3. In

22、 most places after the trees are cut down, _. A. they can grow again B. they will disappear forever C. new trees can grow better D. new forests will appearB第31頁/共41頁( ) 4. The reason for the bad cycle(循環(huán)循環(huán)) is that _. A. people need more land to grow food B. wood is needed for building houses C. the

23、re are too many rich people on the land D. there are too many people on the earthD第32頁/共41頁 A great deal of water is needed in large cities. Some cities pump(抽水）抽水）water from wells. Some cities g_ water from lakes or rivers n_. But some cities have to bring water from lakes or rivers many miles away

24、. Complete the passage:etearby第33頁/共41頁Water is usually b_ to a city from a place higher than the city itself. When water is f_ only in the lower place, it must be pumped up to the city. Then it is s_ to each home. Dams(水壩水壩) are often b_ in a river to keep the water from flowing away.roughtoundentu

25、ilt第34頁/共41頁Then a new lake is formed. The city knows how much water will be n_ and allows the extra(額外的額外的) water to flow below the dam. I _ this way, the city stores water for its use. There is usually a b_ near the dam. Much important work is d_ there. For example, the water is tasted before it is piped to the city.eedednuildingone第35頁/共41頁Fill in the blanks with the verbs using right tenses and voices:1. Large numbers of plastic bags _ (use) in the su