初中英語被動語態(tài)復(fù)習(xí)ppt課件

1、1Passive voice2被動語態(tài)基本用法被動語態(tài)基本用法當(dāng)句子的主語是動作的執(zhí)行者時，謂語的形式是主動語態(tài)。當(dāng)句子的主語是動當(dāng)句子的主語是動作的執(zhí)行者時，謂語的形式是主動語態(tài)。當(dāng)句子的主語是動作的承受者時，謂語要用被動語態(tài)。被動語態(tài)由助動詞作的承受者時，謂語要用被動語態(tài)。被動語態(tài)由助動詞be+過去分詞構(gòu)成，時過去分詞構(gòu)成，時態(tài)通過態(tài)通過be表現(xiàn)出來。表現(xiàn)出來。3be + Vp.p(動詞的過去分詞）動詞的過去分詞）1)be 動詞可以隨時態(tài)人稱的變化而變化動詞可以隨時態(tài)人稱的變化而變化am/ is / are + V(過去分詞）過去分詞）was/ were+ V(過去分詞）過去分詞）will

2、 be + V(過去分詞）過去分詞）情態(tài)動詞情態(tài)動詞+ be + V (過去分詞）過去分詞）41.1.規(guī)則動詞的過去分詞：規(guī)則動詞的過去分詞：1)1)一般情況在動詞原形后一般情況在動詞原形后加加-ed-edwatch-watched2)2)以不發(fā)音以不發(fā)音e e結(jié)尾的加結(jié)尾的加-d-dpractice-practiced3)3)以輔音加以輔音加y y結(jié)尾的，去結(jié)尾的，去y y變變i i加加-ed-edstudy-studied4)4)以重讀閉音節(jié)結(jié)尾，末尾只有一個輔音字母，以重讀閉音節(jié)結(jié)尾，末尾只有一個輔音字母， 先雙寫該輔音字母，再先雙寫該輔音字母，再加加-ed-edstop-stopped

3、2.2.不規(guī)則動詞的過去分詞不規(guī)則動詞的過去分詞：amisarebeenhavehashaddodonewritewrittengogone5He plants trees in spring. 主謂賓(受動者)Treesare plantedbyhim改為被動語態(tài)in spring.6主動語態(tài)變被動語態(tài)口訣：主動語態(tài)變被動語態(tài)口訣：賓語提前主語變，賓語提前主語變，原主變賓原主變賓by后見，后見，時態(tài)人稱時態(tài)人稱be關(guān)鍵。關(guān)鍵。7Tom will clean the room tomorrow.主主謂謂賓賓(受動者受動者)The roomwill be cleanedbyTom tomorro

4、w.8His brother washes bowls every day.主主謂謂賓賓(受動者受動者)Bowls are washedbyhis brother every day.91.They make shoes in that factory.主語主語+及物動詞及物動詞+賓語賓語Shoes are made (by them) in that factory.一般現(xiàn)在時：一般現(xiàn)在時：S(主語）主語）+am/is /are +過去分詞過去分詞102. They bought ten computers last term Ten computers were bought (by th

5、em) last term.一般過去時：一般過去時：S+was/were +過去分詞過去分詞113Amy can take good care of Gina Gina can be taken good care of by Amy.情態(tài)動詞：情態(tài)動詞：S+ can/may/must/should + be+過去分詞過去分詞12各種時態(tài)的被動語態(tài)構(gòu)成各種時態(tài)的被動語態(tài)構(gòu)成 1）一般現(xiàn)在時：）一般現(xiàn)在時：You are invited to do this.2）一般過去時：）一般過去時：The story was told by her.3）一般將來時：）一般將來時：The problem w

6、ill be discussed tomorrow.134)情態(tài)動詞：情態(tài)動詞：The rubbish can be put into the dustbin over there.14時態(tài)時態(tài)主動語態(tài)主動語態(tài)被動語態(tài)被動語態(tài)一般現(xiàn)在時一般現(xiàn)在時V(原形原形)/ V(e)sam/is/are +Vpp一般過去時一般過去時V-ed/ madewas/were +Vpp一般將來時一般將來時will +V(原形原形)will+ be +Vpp含情態(tài)動詞含情態(tài)動詞情態(tài)動詞情態(tài)動詞+ V(原形原形)情態(tài)動詞情態(tài)動詞+ be +Vpp15各種時態(tài)的被動語態(tài)構(gòu)成各種時態(tài)的被動語態(tài)構(gòu)成一般現(xiàn)在時：一般現(xiàn)在時：

7、一般過去時：一般過去時：情態(tài)動詞：情態(tài)動詞：一般將來時：一般將來時：現(xiàn)在進(jìn)行時：現(xiàn)在進(jìn)行時：現(xiàn)在完成時：現(xiàn)在完成時：過去進(jìn)行時：過去進(jìn)行時：S+am/is /are +P.PS+was/were +P.P.S+ can/may/must/should + be+ P.P.S+ will+be+ P.P.S+ am/is/are + being + P.P.S+ have/has + been+ P.P.S+ was/were+being+ P.P.16 何時使用被動語態(tài)呢？何時使用被動語態(tài)呢？ 一、行為主體不明確，不必說出或者無法說出動作的執(zhí)行者時。例如：一、行為主體不明確，不必說出或者無法說

8、出動作的執(zhí)行者時。例如： Football is played all over the world 二、不易找到或根本就不可能找到動作的執(zhí)行者時。例如：二、不易找到或根本就不可能找到動作的執(zhí)行者時。例如： My bike was stolen我的自行車被盜了。我的自行車被盜了。 17三、漢語中含有三、漢語中含有“據(jù)說據(jù)說”、“據(jù)悉據(jù)悉”、“有人說有人說”、“大家說大家說”等時。例如：等時。例如： It is said that one day he climbed to the top of a house and It was reported that her mother died o

9、f SARS.眾所周知眾所周知 It is well known that 據(jù)推測說據(jù)推測說 It is supposed that 18四、漢語中含有四、漢語中含有“被被”、“由由”等詞時。等詞時。例如：例如： Tina is asked to come by PaulTina是被是被Paul叫來的。叫來的。五、某些句子習(xí)慣上用被動語態(tài)。例如：五、某些句子習(xí)慣上用被動語態(tài)。例如： He was born in October，1989 191.People use knives for cutting things.Knives _ _ for cutting things.2.The st

10、udents clean the windows of their classroom twice a month.The windows of their classroom_ _ twice a month. are usedarecleaned(變被動語態(tài)）變被動語態(tài)）203.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 told2

11、15. His doctor made him have only two meals a day.He _ _ _ _ only two meals a day.6.Now people can use computers to help them.Now computers _ _ _ to help them. was made to have can be used227. Did you plant many trees at this time last year?_ _ _ _ at this time last time?8.Must we finish our work to

12、day?_ our work_ _ today?Were many trees plantedMust be finished239. The foreign friends gave us some wonderful stamps.1) _ _ _ some wonderful stamps.2) Some wonderful stamps _ _ _ _. we were given were given to us2410.The teacher asked Tom to turn on the computer.Tom _ _ to turn on the computer.11.I

13、n this factory women do most of the work. Most of the work _ _ by women in this factory. was asked is done2512.He can mend 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 taken2614.The stude

14、nts study German in this school.German _ _ by the students in this school.15.Do they often talk about this question?_ this question often _ about _ _? is studiedIs talked by them271)Teenagers should _ (allow) to go out at night.2)The telephone _ (invent) by Bell.3) English _ (speak) in China.4) The

15、car _ (make) in China.5) The room must _ (clean) every day. be allowedwas inventedis spoken is madebe cleaned28( ) The flowers _ every day,or theyll die.A must water B can be wateredC should water D must be watered( ) Many computers will _ to our school.A be bring B be brought C bring294.They will f

16、inish the work in ten days.The work will be finished (by them)in ten days.一般將來時：一般將來時：S+ will+be+過去分詞過去分詞305.Some workers are painting the rooms nowThe rooms are being painted by some workers now.現(xiàn)在進(jìn)行時：現(xiàn)在進(jìn)行時： S+ am/is/are + being +過去分詞過去分詞316We have made twenty more keysTwenty more keys have been made by us.現(xiàn)在完成時：現(xiàn)在完成時： S+ have/has + been+過去分詞過去分詞327I was doing my homework at 8:00 last night My homework was being done (by me) at 8:00