被动语态 袁彩红

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1、PassiveVoice浦头中学袁彩红Readandfindoutthesimilarities（相似点）Footballisplayedallovertheworld.Acameraisusedfortakingphotos.Abankwasrobbedyesterday.Atalkwillbegivensoon.Thefoodhasbeeneatenupalready.被动语态基本用法当句子的主语是动作的执行者时，谓语的形式是主动语态。当句子的主语是动作的承受者时，谓语要用被动语态。被动语态由助动词be+过去分词构成，时态通过be表现出来。★使用被动

2、语态的场合1.不知道或不必指出动作的执行者时。Computersarewidelyusedintransport.Thehousehasbeenbrokeninto.2.强调动作的承受者时。Athirdringwillbebuiltaroundthiscity.3.出于策略、婉转、礼貌等不提出动作的执行者时。Muchhasbeensaidbutlittlehasbeendoneaboutthecase.4.有些措词故意避免用主语，或用“有人”、“大家”之类，经常用it作形式主语构成被动语态结构。如：Itissaidthatanothersteelplant

3、willbesetupinthiscity.主动语态变为被动语态的方法：Themancutsdownthetree.Thetreeiscutdowntheman.by主动句的宾语改为被动句的主语。2.谓语动词变为被动结构be+动词过去分词。3.由by加上原主动句的主语，有时可省略。一般现在时的被动语态：am/are/is+过去分词Peopleplayfootballallovertheworld.2.Mr.Greenteachesusthisterm.Footballallovertheworld.Wethisterm.isplayedbypeoplear

4、etaught(byMr.Green)一般过去时的被动语态：was/were+过去分词3.PeoplebuilttheGreatWalllongago.4.Twoyearsagoweusedthemachinestomakeshoesforchildren.TheGreatWalllongago.Twoyearsagothemachinesshoesforchildren.wasbuilt(bypeople)wereused(byus)tomake一般将来时的被动语态：will/begoingto+be+过去分词5.Wewillwriteadiaryne

5、xtclass.6.Tomisgoingtoholdabirthdayparty.Adiarynextclass.Abirthdayparty.willbewrittenbyusisgoingtobeheldbyTom现在完成时的被动语态：have/has+been+过去分词7.Hehasmadetwentymorechairstillnow.8.Wehaven’tbuiltaroof-gardensuccessfullyyet.Twentymorechairstillnow.Aroof-gardenyet.havebeenmadebyhimhasn’tb

6、eenbuiltsuccessfullybyus情态动词的被动语态：must/haveto/can等+be+过去分词8.Youmustthrowthebrokencupawayatonce.9.Wehavetofinishourhomeworkontime.Thebrokencupatonce.Ourhomework.mustbethrownaway(byyou)hastobefinished(byus）ontimebe+doneis,am,arebebeinghavehasbeenwas,werewillbecanmustbewouldis,am,

7、arewas,werehad思考1：将下列的主动句变为被动语态：Thestudentslistentotheteachercarefullyinclass.2.Theylookafterthenewstudentsintheschool.Theteacherislistenedtocarefully(bythestudents)inclass.Thenewstudentsarelookedafterbythemintheschool.含有短语动词的句子在变为被动语态时，介词或副词不可省略（lookafter,listento,workout,etc)Con

8、clusion:思考2：将下列的主动句变为被动语态：3.Wegav