被動(dòng)語(yǔ)態(tài) 課件

被動(dòng)語(yǔ)態(tài)

被動(dòng)語(yǔ)態(tài)的基本構(gòu)成：

be+動(dòng)詞的過(guò)去分詞（be+done)

1.一般現(xiàn)在時(shí)

am/is/are+done

Wecleantheclassroomeveryday.Theclassroomiscleanedbyuseveryday.Heputonacoat.Acoatwasputonbyhim.

2.一般過(guò)去時(shí)

was/were+doneHemadethekite.Thekitewasmadebyhim.3.一般將來(lái)時(shí)

shall/will/begoingto+bedone

Theywillplanttreestomorrow.Treeswillbeplantedbythemtomorrow.Heisgoingtowritealettertohismother.Aletterisgoingtobewrittentohismotherbyhim.4.現(xiàn)在完成時(shí)

has/have+beendoneJimhasfinishedthework.TheworkhasbeenfinishedbyJim.

5.含有情態(tài)動(dòng)詞的被動(dòng)語(yǔ)態(tài)can/may/must/should+bedoneIcanfindhim.Hecanbefoundbyme.被動(dòng)語(yǔ)態(tài)的用法1.不知道動(dòng)作的執(zhí)行者是誰(shuí)。這塊手表是中國(guó)制造的。ThiswatchismadeinChina.2.沒(méi)有必要指出動(dòng)作的執(zhí)行者每年都應(yīng)該種更多的樹。Manytreesshouldbeplantedeveryyear.3.需要強(qiáng)調(diào)或突出動(dòng)作的承受者。世界上越來(lái)越多的人說(shuō)漢語(yǔ)。Chineseisspokenbymoreandmorepeopleintheworld.4.句子的主語(yǔ)是動(dòng)作的承受者。許多房屋被沖走了。Manyhouseswerewashedawaybytheflood.主動(dòng)語(yǔ)態(tài)變被動(dòng)語(yǔ)態(tài)的方法

（主語(yǔ)）（賓語(yǔ)）主動(dòng)語(yǔ)態(tài)：動(dòng)作的執(zhí)行者+謂語(yǔ)動(dòng)詞的主動(dòng)形式+動(dòng)作的承受者被動(dòng)語(yǔ)態(tài)：動(dòng)作的承受者+謂語(yǔ)動(dòng)詞的被動(dòng)形式+動(dòng)作的執(zhí)行者（主語(yǔ)）（賓語(yǔ)）說(shuō)明：（1）要將主動(dòng)句里的賓語(yǔ)變?yōu)楸粍?dòng)句中的主語(yǔ)，若主動(dòng)句中的賓語(yǔ)為人稱代詞，要將賓格變成主格。（2）把主動(dòng)句中的主語(yǔ)變?yōu)楸粍?dòng)句中的賓語(yǔ)，主格變賓格，并由by引導(dǎo)。（3)謂語(yǔ)動(dòng)詞變成相應(yīng)的被動(dòng)形式。補(bǔ)充部分1.主動(dòng)結(jié)構(gòu)表被動(dòng)意義open，lock，write，read，sell，wash，cut，burn，drive等詞作不及物動(dòng)詞時(shí)，它們的主語(yǔ)為物，可以用主動(dòng)語(yǔ)態(tài)表被動(dòng)意義。Thiskindofshirtsellswell.2.

look,sound,taste,smell等系動(dòng)詞用主動(dòng)表被動(dòng)意義。例：Itsmellswonderful.Mooncakestastedelicious.3.在beworthdoing中，doing表被動(dòng)意義。例：Thisbookisworthreading.4.want/need/require+doing=want/need/require+tobedone

例：Mybikeneedsrepairing.=Mybikeneedstoberepaired.

我的自行車需要修理。課堂練習(xí)（一）改寫句子1.Weplanttreesinspringeveryyear._________________byusinspringeveryyear.2.Shepostedtheletteryesterday.____________________byheryesterday.3.MrTurnergavemeabirthdaypresent._______________abirthdaypresentbyMr.Turner.5.Youmayhandinyourhomeworktomorrow.______________________________byyoutomorrow.6.Sheisgoingtowritealetter.__________________________byher.TreesareplantedTheletterwaspostedIwasgivenYourhomeworkmaybehandedinAletterisgoingtobewritten

1.Ifcitynoises____fromincreasing,people____shouttobeheardevenatdinner.

A．a(chǎn)renotkept;willhaveto

B．a(chǎn)renotkept;have

C．donotkeep;willhaveto

D．donotkeep;haveto

2.Thefifthgenerationcomputers,____andperfectednow.

A.developedB.havedeveloped

C.arebeingdevelopedD.willhavebeendeveloped

3.---____thesportsmeetmightbeputoff.

---Yes,italldependsontheweather.

A．I'vebeentold

B．I'vetold

C．I'mtold

D．Itold

ACA4.Ineedonemorestampbeforemycollection___.

A.hascompleted

B.completes

C.hasbeencompleted

D.iscompleted

5.Rainforests___andburnedatsuchaspeedthattheywilldisappearfromtheearthinthenearfuture.

A.cut

B.arecut

C.arebeingcut

D.hadbeencut

6.Thenewbridge___bytheendoflastmonth.

A.hasbeendesigned

B.hadbeendesigned

C.wasdesigned

D.wouldbedesigned

7.