课件：被动语态

ThePassiveVoice,（被动语态）,1.Theymakeshoesinthatfactory.主语+及物动词+宾语,Shoesaremade(bythem)inthatfactory.,变为被动语态,一般现在时：S(主语）+am/is/are+过去分词,ArecorderisusedinourEnglishclasseveryday.,recorder,use,class,use,for,photo,football,play,world,Footballisplayedallovertheworld.,Camerasareusedfortakingphotos.,2.Theyboughttencomputerslastterm,Tencomputerswerebought(bythem)lastterm.,一般过去时：,S+was/were+过去分词,bank,robyesterday,satellite,sendup,lastyear,Aman-madesatellitewassentupintospacelastyear.,Thebankwasrobbedyesterday.,3.Theywillfinishtheworkintendays.,Theworkwillbefinished(bythem)intendays.,一般将来时：S+will+be+过去分词,atalk,give,soon,Atalkwillbegivensoon.,Someworkersarepaintingtheroomsnow,Theroomsarebeingpaintedbysomeworkersnow.现在进行时：S+am/is/are+being+过去分词,dig,Theearthisbeingdugnow.,Wehavemadetwentymorekeys,Twentymorekeyshavebeenmadebyus.现在完成时：S+have/has+been+过去分词,Thehamburgerhasbeeneatenupalready.,hamburger,already,eatup,4AmycantakegoodcareofGina,GinacanbetakengoodcareofbyAmy.,情态动词：S+can/may/must/should+be+过去分词,1.Hecantakecareofthebaby.2.Lucymaydrawthepictures.3.Youmustturnoffthelights.4.TheyshouldlearnEnglishwell.,Thebabycanbetakencareofbyhim.,ThepicturemaybedrawnbyLucy.,Thelightsmustbeturnedoffbyyou.,Englishshouldbelearnedwellbythem.,Conclusion:（一）,被动语态的构成：be+vt.p.p.,被动语态：主语是动作的承受者。,一般现在时:amisare+v.p.p一般过去时:waswere+v.p.p一般将来时:willbebegoingtobe+v.p.p现在进行时:be(am、is、are)+being+v.p.p现在完成时:havehas+been+v.p.p情态动词:aux.v.(mustcancouldmay+be+v.p.p,Conclusion(二),主动语态如何改成被动语态？1.主动语态的宾语改成被动语态的主语。2.主动语态的谓语动词改成被动语态的谓语动词。dobedone3.注意保持时态和人称的一致。4.含有双宾语的主动句变被动句时，可分别将其中的一个宾语变为主语，另一个不动，一般变间接宾语为主语时比较多。,Myunclegaveme（间接宾语）apresent（直接宾语）onmybirthday.Iwasgivenapresentonmybirthday.如果把直接宾语(指物)改为主语，则在间接宾语(指人)前加适当的介词，如上句还可以说：Apresentwasgiventomeyesterday.,注意：一般在下列动词后，常在间接宾语前用介词to，如：bring,give,hand,lend,offer,pass,pay,promise,sell,show,take,teach,tell等。Mybikewaslenttoher.一般在下列动词后，间接宾语前用介词for,如：build,buy,cook,cut,choose,do,fetch,find,fix,get,keep,make,order,paint,play,sing等。Mothermademeanewskirt.(Anewskirtwasmadeforme.)Themeatwascookedforus.,5.一些动词不定式在主动语态中省略to作宾语补足语,改成被动语态时,to必须还原。注意:（1）.不及物动词（vi.)连系动词（link.v)不用被动语态。如:happen、takeplace、appear、disappear如：be,look,seem,feel,sound,注意：（2）在see,watch,hear,notice,listento,lookat,make,feel等动词后作宾语补足语的动词不定式都不带to，但改成被动语态后都带to，这时不定式为主语补足语，也就是说不定式作主语补足语不存在省略to的问题。Weoftenhearhimplaytheguitar.Heisoftenheardtoplaytheguitar.,Exercises,Completethesentenceswiththecorrectformofthewords.,1.Ithinkonedaybooksmay_(replace)completely.2.Mybike_(leave)atschool,soIhavetotakethebustoschooltoday.3.Largenumbersofplasticbags_(use)inthesupermarketseveryday.,hasbeenleft,bereplaced,areused,4.Papershouldnot_(throw)away.5.Booksandothermaterialcan_(borrow)fromthelibrary.6.Iveboughtasecond-handMP3playerandabout1,000songshave_(download)ontoit!,beborrowed,bethrown,beendownloaded,7.Hasthecomputer_(repair)yet?Ineedtowritemyarticlewithit.8.Whathave_(turnon)?Theradio.9._Lesson50_(teach)nextweek?,beenturnedon,beenrepaired,Will,betaught,Exercises：1.ManypeoplespeakEnglish.Englishisspokenbymanypeople.2.Peopleusedknivesforcuttingthings.Kniveswereusedforcuttingthings.3.Wecanusetheboxasatable.Theboxcanbeusedasatable.4.Weshouldcleantheclassroomeveryday.Theclassroomshouldbecleanedeveryday.5.Shewillrepairthebiketomorrow.Thebikewillberepairedtomorrow.,Homework:1.Hecleanstheclas