初中英语知识点-【被动语态】

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1被动语态目录被动语态构成表.......................................................................................................................1被动语态的结构.......................................................................................................................2常用时态的被动语态...............................................................................................................2被动语态的五个重要考点.......................................................................................................2带双宾语动词的被动语态规律...............................................................................................4一般不用于被动语态的静态动词...........................................................................................5两类被动句型的转换...............................................................................................................5表示“据说”的三类被动句型...............................................................................................6被动语态的主要用法...............................................................................................................6使用被动语态“六注意”.......................................................................................................7何时使用被动语态...................................................................................................................8“get+过去分词”表被动的用法............................................................................................8不用于被动语态的情形...........................................................................................................8被动语态构成表2被动语态的结构英语的语态有主动语态和被动语态两种。决定动词用主动语态还是被动语态主要看动词和主语的关系。如果主语是动作的执行者,也就是说它们是主动关系,此时动词用主动语态;如果主语是动作的承受者,也就是说它们是被动关系,此时动词则用被动语态。英语的被动语态由“助动词be+过去分词”构成,其中be有时态、人称和数的变化。如:Englishistaughtinmostschools.大多数学校都教英语。Thechildrenarenotallowed(permitted)toplayonthegrass.孩子们不允许在草地上玩耍。Aftertheaccident,theinjuredweretakentohospital.事故发生之后受伤的人被送往医院急救。常用时态的被动语态由“助动词be+动词的过去分词”构成。助动词be有时态、人称和数的变化。(1)一般现在时:am/is/are+过去分词。如:RiceisgrowninsouthChina.华南种植水稻。(2)一般过去时:was/were+过去分词。如:Theglasswasbrokenyesterday.这块玻璃是昨天打烂的。(3)现在进行时:am/is/arebeing+过去分词。如:Theprojectisbeingcarriedout.这个计划正在执行中。(4)过去进行时:was/were/being+过去分词。如:Thisroadwasbeingbuiltthistimelastyear.这条路去年这个时候还在修建。(5)一般将来时:willbe+过去分词。如:Thecarswillbesentabroadbysea.这些汽车将由水路运往国外。(6)过去将来时:wouldbe+过去分词。如:Themanagersaidtheprojectwouldbecompletedbytheendoftheyear.经理说这个工程在年底前将会完成。(7)现在完成时:have/hasbeen+过去分词。如:Thisnovelhasbeentranslatedintoseverallanguages.这本小说已被译成了几种语言。(8)过去完在时:hadbeen+过去分词。如:WhenIgottothetheatre,Ifoundtheticketshadalreadybeensoldout.我到达剧院时,发现票已卖完了。被动语态的五个重要考点将语态与主谓一致结合起来命题1.Alltheemployeesexceptthemanager______toworkonlineathome.解析:主语是alltheemployees(复数),而不是themanager,排除答案A和C;又因alltheemployees与encourage是被动关系,要用被动语态,排除B,故选D。2.Alibrarywithfivethousandbooks_______tothenationasagift.3A.isofferedB.hasofferedC.areofferedD.haveoffered解析:alibrary是offer的承受者,要用被动语态,排除B和D;又因主语(library)是单数,排除C;故选A。注意:withfivethousandbooks是alibrary是定语。将语态与虚拟语气结合起来命题—Don’tyouthinkitnecessarythathe______toMiamibuttoNewYork?—Iagree,buttheproblemis______hehasrefusedto.A.willnotbesent;thatB.notbesent;thatC.shouldnotbesent;whatD.shouldnotsend;what解析:因he与send是被动关系,排除D;又因it(is)necessary后的that从句的谓语要用“(should+)动词原形”,排除选项A;答句中的表语从句不缺任何句子成分,用that;故选B。将语态与倒装结合起来命题Onlyaftermyfriendcame______.A.didthecomputerrepairedB.berepairedthecomputerC.wasthecomputerrepairedD.thecomputerwasrepaired解析:因thecomputer与repair是被动关系,排除A;又因only加状语置于句首,要用部分倒装,排除选项D和B;故选C。将固定短语中的名词作主语来增加句子理解难度Goodcaremust______babies,particularlywhiletheyareill.A.takeB.takeofC.betakenD.betakenof解析:由固定短语takegoodcareof(好好照看)是可知,goodcare与take是被动关系,排除A和B;选项C中又漏掉了of;故选D。在语境中将语态与时态结合起来命题1.Thenumberofdeathsfromheartdiseasewillbereducedgreatlyifpeople______toeatmorefruitandvegetables.A.persuadeB.willpersuadeC.bepersuadedD.arepersuaded解析:因people与persuade是被动关系,排除A和B。又因为主语是一般将来时,条件句中用一般现在时,所以选D。2.Hundredsofjobs______ifthefactorycloses.A.loseB.willbelostC.arelostD.willlost解析:因lose与jobs是被动关系,排除A和D;又因条件状语从句是一般现在时,主句中的谓语动词应当是一般将来时,故选B。3.Withmoreforestsbeingdestroyed,hugequantitiesofgoodearth______eachyear.A.werewashedawayB.isbeingwashedawayC.arewashingawayD.arebeingwashedaway解析:因goodearth(沃土)与washaway(冲走)是被动关系,排除C;又因quantitiesof…作主语,谓语动词用复数,排除B;指近阶段(近些年)正在发生的事,用现在进行时,排除A;故选D。4.—Thewindowisdirty.—Iknow.It______forweeks.()A.hasn’tcleanedB.didn’tcleanC.wasn’tcleanedD.hasn’tbeencleaned4解析:由is和forweeks可知,要用现在完成时态,排除B和C;又因It(Thewindow)与clean是被动关系,要用被动语态,所以选D。5.—GeorgeandLucygotmarriedlastweek.Didyougotothewedding?—No,I______.Didtheyhaveabigwedding?A.wasnotinvitedB.havenotbeeninvitedC.hadn’tbeeninvitedD.didn’tinvite解析:因为I与invite是被动关系,又因为邀请应当发生在结婚之前,gotmarried是过去,invite就该是过去的过去,所以用过去完成时的被动语态,只有C正确。6.ThemayorofBeijingsaysthatallconstructionworkfortheBeijingOlympics_____by2006.A.hasbeencompletedB.hascompletedC.willhavebeencompletedD.willhavecompleted解析:因“by+将来时间”通常与将来完成时连用,所以由by2006可排除A和B;又因为work与complete是被动关系,所以要被动语态,只有C正确。7.Becarefulwhenyoucrossthisverybusystreet.Ifnot,youma

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