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1、何时使用被动语态1.不知道谁是动作的执行者外科大夫向我们解释为什么需要手术。Thesurgeonexplainedtouswhy2.需要强调动作的承受者时Booksandnewspapersinthereadingroomtheoperationwasneeded.mustn'tbetakenaway.被动语态的构成be+done:一般式进行式完成式现在过去将来过去将来am,is,are+doneam,is,are+beingdonehavebeendonewas,were+donewas,were+beingdonehadbeendonewillbedonewillhav
2、ebeendonewouldbedonewouldhavebeendone含有直宾和间宾的主动结构,变为被动时,将其中一个宾语变为主语。一般是主语结构的间接宾语变为被动的主语。Heshowedmehispictures.Iwasshownhispicturesbyhim.Hispictureswereshowntomebyhim.2.含复合宾语,将宾语变为主语,宾补不变Heleftthedooropen.Thedoorwasleftopen(byhim).3.make,let,have,hear,watch,see,feel,notice,help等动词后做宾补的不定式一般
3、不加to,变为被动,必须加to.MybrotheroftenmademedothisandthatwhenIwasyoung.Iwasoftenmadetodothisandthat(bymybrother)whenIwasyoung.4.主动语态中的宾语是从句,变成被动时使用形式主语it.TheteachersaysthatthisbookhasbeentranslatedintoseverallanguagesIt'ssaidthatthisbookhasbeentranslatedintoseverallanguages情态动词的被动语态情态动词+be+doneHec
4、anrepairyourwatch.Yourwatchcanberepaired.不定式的被动语态tobedonetohavebeendoneThebookissaidtohavebeentranslatedintoseverallanguages.无被动语态的词和短语happentakeplacebelongtobreakoutcostcometrueconsistofdiefail主动形式表被动感官动词:sound,taste,smell,feel,look,seem不及物动词:read,write,open,close,sell,而且常与well,quite,easi
5、ly,badly等副词连用betoblame被责备need,want,require+doing/tobedonebeworthdoing1.Thiskindofglassesmanufacturedbyexperiencedcraftsmen______comfortably.iswornB.wearsC.wearingD.areworn2.Yourhairwants____.You’dbetterhaveitdonetomorrow.cutB.tocutC.cuttingD.beingcut