主动语态变为被动语态专项练习（一）、当我们不知道谁是动作的执行者；（二）、或者只需强调动作的承受者时，要用被动语态。主动语态变被动语态步骤：1、主语和宾语交换位置（即将原来的主语变为宾语、将原来的宾语变为主语）；2、谓语动词变为“be+V过去分词”；3、主动语态中的主语变为介词by的宾语。一般现在时的被动语态：am/are/is+V过去分词1.Peopleplayfootballallovertheworld.2.Mr.Greenteachesusthisterm.3.Weoftenplaybasketballafterclass.4.Theyuseknivesforcuttingthings.5.Mikeoftenhelpshismothertodohousework.6.Weusecamerasfortakingphotos.7.Theydon’tmakecarsinthisfactory.8.Doesshewashtheclothes?一般过去时的被动语态：was/were+V过去分词1.PeoplebuilttheGreatWalllongago.2.Twoyearsagoweusedthemachinestomakeshoesforchildren.3.TheywatchedamatchonTV.4.Hewashedthecaryesterday.5.Theteacheraskedthestudenttobringsomephotos.6.Shesentapostcardtomeyesterday.7.Theboysdidn’tdotheirhomework.8.Didyoucleantheroomlastnight?一般将来时的被动语态：is/am/aregoingto+be+V过去分词或will+be+V过去分词1.Wewillwriteadiarynextclass.2.Tomisgoingtoholdabirthdayparty.3.Wewillhaveatesttomorrow.4.TomwillteachmewithmyEnglish.5.Shewillborrowabookfromthelibrary.6.I’mgoingtobuyacarnextyear.7.Theyaregoingtofinishtheworksoon.8.Wewon’tseeamoviethisSunday.9.Areyougoingtobuyacomputer?含有情态动词的被动语态：情态动词(can/must/should/haveto)+be+V过去分词1.Wehavetofinishourhomeworkontime.2.Youmusthandinyourhomeworkontime.3.Weshouldplantmoretrees.4.Hecouldplaytheviolinwhenhewas7.5.Weshouldspeaktotheoldmanpolitely.6.Parentsshouldallowchildrentochoosetheirownclothes.7.Wecan’tseethesunatnight.带有双宾语（宾语既有人又有物）的被动语态:(1)将间接宾语(人)变为主语，直接宾语(物)不变。(2)将直接宾语(物)变为主语，一般要在间接宾语前加介词to或for.1.Heoftengivesmeaflower.2.Yesterdaymymothertoldmeaninterestingstory.3.Shewillbuymeapresent.4.MrXuteachesusphysics.5.Wedrewhimapicture.6.Heoftenmakesmeapostcard.7.I’llbuyhimabighouse.8.IusuallyhearhersingEnglishsongsinthemorning.9.Hemakesherhorseworkallday.10.Hemakesherhorseworkallday.感官动词(make,let,have)和使役动词(see,lookat,watch,notice,hear,listento)变为被动语态时要把省略了的to还原出来。感官动词:makesbdosthletsbdosthhavesbdosth使役动词:seesbdosthlooksbdosthwatchsbdosthnoticesbdosthhearsbdosthlistensbdosth1.Isawhimfalloffthetree.2.Theysawtheboyplaybasketballat3:00yesterday.3.Isawhimenterthehouse.4.Wecleanourclassroomeveryday.5.ManypeoplespeakEnglsih.6.Hewashedhisshoesyesterday.7.Thebossmakestheworkerswork18hoursaday.8.Hecanwriteagreatmanyletterwiththecomputer.9.Hehasbroughthisbookhere.10.Youmusthandinyourcompositionsafterclass.11.Myauntvisitedmetoherdinnerparty.12.Myunclegavemeapresentonmybirthday.13.Weoftenhearhimplaytheguitar.14.Theyboughttencomputerslastterm.15.Heboughthisfriendsomefruitsyesterday.16.Theywillfinishtheworkintendays.17.Theforeignfriendsgaveussomewonderfulstamps.18.TheteachersakedTomtoturnonthecomputer.19.Youmusttakethismedicinethreetimesaday.20.Dotheyoftentalkaboutthisquestion?()21.Lilyisawarmgirl.Weliketomakefriendswithher.A.hotB.strangeC.friendlyD.heated()22.MillionsofpeoplearecrazyabouttheWorldCup.A.annoyedwithB.excitedaboutC.worriedaboutD.satisfiedwith()23.MrBrownwalksthroughtheparkandsayshellotoallofthosehepasses.A.lookafterB.playswithC.watchesD.greets()24.Workhard,orotherswilltakeyourposition.A.getyourjobB.getyourseatC.sitonyourchairD.helpdoyourjob()25.—IthankthebestwaytolearnEngli...
