初中被动语态全.ppt

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1、被动语态ThePassiveVoice英语动词有两种语态：主动语态(theActiveVoice)被动语态(thePassiveVoice)A.主动语态表示主语是动作的执行者。B.被动语态表示主语是动作的承受者。Weplantedthetree.Thetreewasplantedbyus.注：后面能接宾语的动词vt才有被动语态(一)什么时候用被动语态:1.不知道谁是动作的执行者时2.没有必要指出谁是动作的执行者时3.只需要强调动作的承受着时Theblouseismadeofsilk.Thezipperisoftenusedinourdailylife.IthinktheTVwasinv

2、entedafterthecar.be+过去分词(二)被动语态最基本结构:有各种时态的变化,时态不同，结构不同1.一般现在时和一般过去式句子的被动语态：Peoplegrowriceinthesouthofthecountry.Riceisgrownbypeopleinthesouthofthecountry.Theschooldoesn'tallowustoenterthechemistrylabwithoutateacher.Wearenotallowedtoenterthechemistrylabwithoutateacherbytheschool.Helosthiskeyyest

3、erday.Hiskeywaslostbyhimyesterday.归纳结构：主语+am/is/are/was/were+PP主变被步骤:1.找宾语:即动作的承受者(改为主语)Hewashedhiscaryesterday.Hiscar3.判断新主语的单复数:确定be动词的单复数.be4.判断动词的时态:即be动词的时态.2.修改谓语的语态:即be+原V.过去分词washed5.修改原句的主语:即by+主语(变宾格).(byhim)yesterday.iswaswasTheymakethebikesinthefactory.Thebikesinthefactory.aremadethe

4、mbyPeoplegrowriceinthesouthofthecountry.Helosthiskeyyesterday.Theyplantedmanytreeslastyear.Wecleanourclassroomeveryday.1.ThisEnglishsong________bythegirlsafterclass.A.oftensingsB.oftensangC.isoftensangD.isoftensung2.Why_______totalkaboutityesterday?A.didn’tameetingholdB.wasn’tameetingheldC.was

5、n’theldameetingD.ameetingwasn’theld3.I_______insummer.A.bornB.wasbornC.havebeenbornD.amborn4.ThePeople’sRepublicofChina_____onOctober1,1949.FoundB.wasfoundedC.isfoundedD.wasfound5.English________inCanada.A.speaksB.arespokenC.isspeakingD.isspoken6.Morethan100trees_______(plant)inourschoollastspri

6、ng.7.What_____thiskindofflower_______(call)?1.Theysellorangesintheshop.______________________________________.2.Peopledon’tproduceoilinAmerica.______________________________________.3.HowmanyTVsetsdidyouselllastweek?______________________________________.4.Helen’sparentssenthertoschoolwhenshewas

7、nine.5.Peoplemakeice-wineinCanada.______________________________________.6.DopeoplespeakEnglishinmanycountries?______________________________________.8.Platesanddishes______(notwash)aftersupperyesterday.9.Thesong___________(