初中被动语态语法重点

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1、被动语态主动被动一现一过现进过进现完过完一将do/doesam#is,aredonedidwas,weredoneam#is。aredoingamisarebeingdonewasweredoingwaswerebeingdonehavehasdonehave,hasbeendonehaddonehadbeendonewilldowillbedoneshalldoshallbedoneamisaregoingtodoamisaregoingtobedone过将woulddowouldbedoneshoulddoshouldbe

2、donewasweregoingtodowasweregoingtobedone情态动词mustdomaydoneedntdocandocanbedonemustbedonemaybedoneneedntbedoneoughttodoshoulddo实意动词needtodo附：usedtodoseemtodooughttobedoneshouldbedoneneedtobedone/needdoingusedtobedoneseemtobedone二.没有被动语态的词1.不及物动词：rise,takeplace,happen,

3、arriveWhenwillthetrain?A.arriveB.gettoC・reachD.arrivein2•部分系动词:feel,sound#smell,look,taste3•表示度量的词：measure,weigh(eg.)1)Thebabyweighs9kilograms・(Howmuchdoesthebabyweigh?)(Whatshisweight?)(Howheavyishe?)2)Theswimmingpoolmeasures25metersacross.4.以反身代词为宾语的没有被动Theboyteac

4、heshimselfEnglish.Theirlargefeetareusedtopushthemquicklythroughthewater.Thecormorantsusetheirlargefeettopushthemselvesquicklythroughthewater・4.以相互代词为宾语的无被动。Weoftenhelpeachother/oneanother.5.fit,cost,hold,breakout(爆发),goout(熄灭)gooff(响起)无被动(e.g.)1)Thiscoatfitsme.2)The

5、bookcostmefiveyuan・3)Thehallcanhold1000people.4)Thewarbrokeoutin1919.5)Thestreetlightswentoutsuddenly.6)Thefirealarmwentoffsuddenly.三如何改P.V.(一)svo1.名词，宾语从句作宾语(eg.)1)Rosebrokethewindows・ThewindowswerebrokenbyRose.2)WeknowthatBritainisanislandcountry.ItisknownthatBrit

6、ainisanislandcountry.Britainisknowntobeanislandcountry.3)Peoplebelievethathewillwintheelection.Itisbelievedthathewillwintheelection.Heisbelievedtowintheelection.4)Theysaidthattheareawasrichinoil.Itwassaidthattheareawasrichinoil.Theareawassaidtoberichinoil.(如果宾语为that

7、引导的宾语从句，那么可以转化为汁为形式主语的名词性从句。如:ItisreportedItissaid....Itisbelieved....Itisknown...)1.动词不定式作宾语(不能改被动语态)(e.g.)Hewantstogo.(一)SVOO1・把间接宾语作为主语（人）(eg)1)Myunclegavemeanapple.Iwasgivenanapplebymyuncle.1)HeshowedmehispostcardsofParis.IwasshowedhispostcardsofParisbyhim.2•把直接

8、宾语作为主语（东西）一定要加介词to.for1)Myunclegavemeanapple.Anapplewasgiventomebymyuncle.2)Sheboughtthemsomecakes.Somecakeswereboughtforthembyher.用介词togi