unit_5_最新2014秋人教版九年級(jí)英語(yǔ)_unit_5__被動(dòng)語(yǔ)態(tài)

1、被動(dòng)語(yǔ)態(tài)Passive voice被動(dòng)語(yǔ)態(tài)基本用法當(dāng)句子的主語(yǔ)是動(dòng)作的執(zhí)行者時(shí)，謂語(yǔ)的形式是主動(dòng)語(yǔ)態(tài)。當(dāng)句子的主語(yǔ)是動(dòng)作的承受者時(shí)，謂語(yǔ)要用被動(dòng)語(yǔ)態(tài)。被動(dòng)語(yǔ)態(tài)由助動(dòng)詞be+過(guò)去分詞構(gòu)成，時(shí)態(tài)通過(guò)be表現(xiàn)出來(lái)。be + Vp.p(動(dòng)詞的過(guò)去分詞）1)be 動(dòng)詞可以隨時(shí)態(tài)人稱的變化而變化am/ is / are + V(過(guò)去分詞）was/ were+ V(過(guò)去分詞）will be + V(過(guò)去分詞）情態(tài)動(dòng)詞+ be + V (過(guò)去分詞）1.規(guī)則動(dòng)詞的過(guò)去分詞：1)一般情況在動(dòng)詞原形后加-edwatch-watched2)以不發(fā)音e結(jié)尾的加-dpractice-practiced3)以輔音加y結(jié)尾的

2、，去y變i加-edstudy-studied4)以重讀閉音節(jié)結(jié)尾，末尾只有一個(gè)輔音字母， 先雙寫該輔音字母，再加-edstop-stopped2.不規(guī)則動(dòng)詞的過(guò)去分詞：amisarebeenhavehashaddodonewritewrittengogoneHe plants trees in spring. 主謂賓(受動(dòng)者)Treesare plantedbyhim改為被動(dòng)語(yǔ)態(tài)in spring.主動(dòng)語(yǔ)態(tài)變被動(dòng)語(yǔ)態(tài)口訣：賓語(yǔ)提前主語(yǔ)變，原主變賓by后見(jiàn)，時(shí)態(tài)人稱be關(guān)鍵。His brother washes bowls every day.主謂賓(受動(dòng)者)Bowls are washedby

3、his brother every day.1.They make shoes in that factory.主語(yǔ)+及物動(dòng)詞+賓語(yǔ)Shoes are made (by them) in that factory.一般現(xiàn)在時(shí)：S(主語(yǔ)）+am/is /are +過(guò)去分詞變?yōu)楸粍?dòng)語(yǔ)態(tài)2. They bought ten computers last term Ten computers were bought (by them) last term.一般過(guò)去時(shí)：S+was/were +過(guò)去分詞3Amy can take good care of Gina Gina can be taken go

4、od care of by Amy.情態(tài)動(dòng)詞：S+ can/may/must/should + be+過(guò)去分詞Tom will clean the room tomorrow.主謂賓(受動(dòng)者)The roomwill be cleanedbyTom tomorrow.各種時(shí)態(tài)的被動(dòng)語(yǔ)態(tài)構(gòu)成 1）一般現(xiàn)在時(shí)：You are invited to do this.2）一般過(guò)去時(shí)：The story was told by her.3）一般將來(lái)時(shí)：The problem will be discussed tomorrow.看一看 想一想4)情態(tài)動(dòng)詞：The rubbish can be put i

5、nto the dustbin over there.時(shí)態(tài)主動(dòng)語(yǔ)態(tài)被動(dòng)語(yǔ)態(tài)一般現(xiàn)在時(shí)V(原形)/ V(e)sam/is/are +Vpp一般過(guò)去時(shí)V-ed/ madewas/were +Vpp一般將來(lái)時(shí)will +V(原形)will+ be +Vpp含情態(tài)動(dòng)詞情態(tài)動(dòng)詞+ V(原形)情態(tài)動(dòng)詞+ be +Vpp各種時(shí)態(tài)的被動(dòng)語(yǔ)態(tài)構(gòu)成一般現(xiàn)在時(shí)：一般過(guò)去時(shí)：情態(tài)動(dòng)詞：一般將來(lái)時(shí)：S+am/is /are +P.PS+was/were +P.P.S+ can/may/must/should + be+ P.P.S+ will+be+ P.P. 何時(shí)使用被動(dòng)語(yǔ)態(tài)呢？ 一、行為主體不明確，不必說(shuō)出或者無(wú)法

6、說(shuō)出動(dòng)作的執(zhí)行者時(shí)。例如： Football is played all over the world 二、不易找到或根本就不可能找到動(dòng)作的執(zhí)行者時(shí)。例如： My bike was stolen我的自行車被盜了。 三、漢語(yǔ)中含有“據(jù)說(shuō)”、“據(jù)悉”、“有人說(shuō)”、“大家說(shuō)”等時(shí)。例如： It is said that one day he climbed to the top of a house and It was reported that her mother died of SARS.眾所周知 It is well known that 據(jù)推測(cè)說(shuō) It is supposed that

7、四、漢語(yǔ)中含有“被”、“由”等詞時(shí)。例如： Tina is asked to come by PaulTina是被Paul叫來(lái)的。五、某些句子習(xí)慣上用被動(dòng)語(yǔ)態(tài)。例如： He was born in October，1989 1.People use knives for cutting things.Knives _ _ for cutting things.2.The students clean the windows of their classroom twice a month.The windows of their classroom_ _ twice a month.EXERC

8、ISES are usedarecleaned(變被動(dòng)語(yǔ)態(tài)）3.I found the ticket on the floor._ _ _ _ on the floor.4.I told her to return the book in time.She _ _ to return the book in time.The ticket was found was told5. His doctor made him have only two meals a day.He _ _ _ _ only two meals a day.6.Now people can use computers

9、 to help them.Now computers _ _ _ to help them. was made to have can be used7. Did you plant many trees at this time last year?_ _ _ _ at this time last time?8.Must we finish our work today?_ our work_ _ today?Were many trees plantedMust be finished9. The foreign friends gave us some wonderful stamp

10、s.1) _ _ _ some wonderful stamps.2) Some wonderful stamps _ _ _ _. we were given were given to us10.The teacher asked Tom to turn on the computer.Tom _ _ to turn on the computer.11.In this factory women do most of the work. Most of the work _ _ by women in this factory. was asked is done12.He can me

11、nd the bike in two days.The bike _ _ _ in two days.13.You must take this medicine three times a day.This medicine _ _ _ three times a day. can be mended must be taken14.The students study German in this school.German _ _ by the students in this school.15.Do they often talk about this question?_ this

12、 question often _ about _ _? is studiedIs talked by them1)Teenagers should _ (allow) to go out at night.2)The telephone _ (invent) by Bell.3) English _ (speak) in China.4) The car _ (make) in China.5) The room must _ (clean) every day. be allowedwas inventedis spoken is madebe cleaned1. I wash dishe

13、s every day. (改為被動(dòng)語(yǔ)態(tài))。 _ _ _ by me every day.2. Most of the farm work is done by machine in the USA. ( 改為一般疑問(wèn)句)3. French and English are spoken in Canada. (對(duì)劃線部分提問(wèn))。 _ _ _ _ in Canada? Dishes句式轉(zhuǎn)換。 arewashedIs most of the farm work done by machine in the USA?What languageisspokenReview1. Usually computers _ (use