初三英语复习课件-被动语态复习课

专题复习课ThePassiveVoice被动语态,复习目标：1、掌握被动语态基本概念。2、熟悉常见语态转换。3、在语篇中理解和运用被动语态。复习重点:1.一般现在时的被动语态。2.一般过去时的被动语态。3.一般现在时带情态动词的被动语态。,复习难点,1.被动语态中be动词形式的确定。2.主动语态中省略to的宾补在被动语态中须补上to。3.动词短语在转换成被动语态时，不能丢掉介词。4.双宾语结构中，直接宾语作被动句的主语时，间接宾语前要加介词to或for。.连系动词look,seem,sound,feel,go等主动形式表被动。,Backtothetextbook,Unit3Teenagersshouldbeallowedtochoosetheirownclothes.,Unit9Whenwasitinvented?,Unit12Youresupposedtoshakehands.,一、被动语态的构成,助动词bedone(及物动词的过去分词),主动句,Thelittleboybrokethewindowyesterday.,被动句,Thewindow,主语(执行者),主语(承受者),状语,宾语(承受者),谓语(vt.),状语,1,3,步骤二,步骤一,步骤三,原主动句中的宾语thewindow变为主语。,谓语动词break改为被动形式：be+过去分词。,原主动句中的主语放在介词by后,其他成分不变。,谓语bedone,介词宾语(执行者),wasbroken,bythelittleboy,yesterday,谓语动词的执行者作主语，用_语态。谓语动词的承受者作主语，用_语态。,主动,被动,2,happen,takeplace等不及物动词或不及物动词词组都没有被动语态,一般现在时的被动语态一般过去时的被动语态一般现在时带情态动词的被动语态,二、一般现在时和一般过去时的被动语态,一般现在时被动结构:is/am/are+done,一般过去时被动结构:was/were+done,二、一般现在时和一般过去时的被动语态。练习1。请将下列主动语态变成被动语态1.Lucyboughtsomefruit.Somefruit_Lucy.2.Didtheybuildthebridgein1998?_thebridge_in1998?3.WhendidLuXunwritethesebooks?When_thesebooks_LuXun?4.Thefarmersdontgrowapplesonthefarm.Apples_onthefarm.,wasboughtby,Was,built,were,writtenby,arentgrown,肯定句,主语+be适当形式+过去分词+（by）,一般疑问句,Be适当形式+主语+过去分词+（by）?,特殊疑问句,疑问词+be适当形式+主语+过去分词+（by）？,否定句,主语+be适当形式+not+过去分词+（by）,一般现在时和一般过去时的被动语态1.Lucyboughtsomefruit.SomefruitwasboughtbyLucy.2.Didtheybuildthebridgein1998?Wasthebridgebuiltin1998?3.WhendidLuXunwritethesebooks?WhenwerethesebookswrittenbyLuXun?4.Thefarmersdontgrowapplesonthefarm.Applesarentgrownonthefarm.小结：1、在被动语态be+过去分词中，确定_的正确形式是关键，_永不变。2、Be的时态由_的时态来确定；be的单/复数由被动句的_确定。3、问句提前_;否定_后加not.,be,过去分词,主动语态,主语,be动词,be,小结,三、一般现在时带情态动词的被动语态,三、一般现在时带情态动词的被动语态。练习2。请将下列主动语态变成被动语态。1.Youcandotheworkallbyyourself.Thework_allbyyourself.2.Wemustplantmoretrees.Moretrees_.3.Weshoulddigalargehole.Alargehole_.4.Canweputourbikeshere?_ourbikes_here?5.Youmustntthrowrubbishhere.Rubbish_here.6.Wecantseemanystars.Manystars_.小结：1.含情态动词的被动结构：。2.疑问句提前_;否定句：_+not.,canbedone,mustbeplanted,shouldbedug,Can,beput,mustntbethrown,cantbeseen,情态动词（can/should/must）+be+过去分词,情态动词,情态动词,被动语态中的易错点,一、动词+宾语+宾补结构的转换,观察结构：1.asksb.todosth.(_)2.seesb.doingsth.(_)3.seesb.dosth.(_),带to的不定式作宾补,省略to的不定式作宾补,V-ing作宾补,(sb.)beaskedtodosth.(_),变成被动，形式不变,(sb.)beseentodosth.(_),被动补上to,(sb.)beseendoingsth.(_).,变成被动，形式不变,一、动词+宾语+宾补结构的转换,否定(sb.)beseennottodosth,主动语态中省略“to”的不定式作宾补，而在被动语态中要补充“to”的常用单词有：,see,hear,watch,listento,make等,练习3、请将下列主动语态变成被动语态。1.Thefarmermadethehorsesworkthewholeday.Thehorses_thewholeday.2.Mumasksthetwinsnottoswiminthelake.Thetwins_inthelake.3.Isawamouserunintotheroom.Amouse_intotheroom.4.IoftenhearhimsingEnglishsongs.He_often_Englishsongs.5.IsawLucyplayingintheparkjustnow.Lucy_intheparkjustnow.6.Theywatchedthechildrensingthatmorning.Thechildren_thatmorning.小结:1.主动语态中省略to的宾补在被动中应_.如以上_题.2.其它形式的宾补在被动中_.如以上_题。,weremadetowork,areaskednottoswim,wasseentorun,is,heardtosing,wasseenplaying,werewatchedtosing,补上to,1、3、4、6,不变,2、5,二、动词短语的被动语态,练习4、改正下列转换中的错误：1.Peopleoftentalkaboutthefilm.误：Thefilmisoftentalked.正：2.Lilylookedafterthebaby.误：ThebabywaslookedbyLily.正：3.Weshouldntgiveupthework.误：Theworkshouldntbegiven.正：4.Wecantworkouttheproblem.误：Theproblemcantbeworked.正：,Thefilmisoftentalkedabout.,ThebabywaslookedafterbyLily.,Theworkshouldntbegivenup.,Theproblemcantbeworkedout.,二、动词短语的被动语态。,5.Wemusttakegoodcareofyoungtrees.误：Youngtreesmustbetakengoodcare.正：6.Wemustwritetohim.误：Hemustbewritten.正：小结：动词短语在转换成被动语态时，不能丢掉其中的_。,Youngtreesmustbetakengoodcareof.,Hemustbewrittento.,介词或副词,三、带双宾语结构的转换,三、带双宾语结构的转换,请将下列主动语态变成被动语态。1.Fatherboughtmeacomputer.IacomputerbyFather.AcomputermebyFather.2.Hegavemeacard.wasgivenacard.wasgivenme.小结：（1）常常把宾语直接作为主语。（2）也可以把宾语作主语，但要加上“”或“”。,常用to:giveshowpasslendsendtake常用for:makebuyget,was,bought,was,bought,for,I,A,card,to,间接,直接,to,for,间接宾语,直接宾语,四、连系动词look,seem,sound,feel,go等主动形式表被动。,Thesongsoundssoft.,Theclotheslookbeautiful.,1.主动语态中省略to的宾补在被动语态中须补上to。2.动词短语在转换成被动语态时，不能丢掉介词。3.双宾语结构中，直接宾语作被动句的主语时，间接宾语前要加介词to或for。4.连系动词look,seem,sound,feel,go等主动表被动。,payattentiontothefollowingpoints,在语篇中理解和运用被动语态。,Fillintheblank.Severaldaysagoalargetigerescapedfromthezoobecauseit(1)_fedwell.Onemorningthetigerwasseen(2)_runintoasmallforestnearthecity(3)_Somepeople.Thepeople(4)_thepoliceaboutitatonce.Theysaidthatthetigerwasverystrong,buttheanimalsaroundit(5)_nothit.Thepolicewarnedpeoplenottogooutduringthenight.Tomwasmadenot（6）_gotoschoolthatday.Thepolice(7)_askedtofindoutthetigerquicklyandkillit.Butthepolicesaidthetigershould(8)_protectedandwelllookedafterifitwasfoundout.IntheeveningabignetwasputaroundtheForestbythepolice.Somesheep(9)_tiedtothetreesbehindthenet.Whenthesheepwereheard(10)_bleat(v.牛羊叫),thehungrytigerranouttocatchthem.Atlastthetigerwascaughtanditwas(11)_backtothezoo.Nowthetiger(12)_takengoodcare(13)_.Itmust(14)_giventhemostfoodbecauseitisthelargest.,wasnt,to,by,told,were,to,were,be,were,to,taken,is,of,be,bleat(v.牛羊叫),Exercises:(点击中考，明确重点)Pleasedotheexercisesonyourpaper.,一、单项选择。1Manytreesandflowers_inourschoollastyear，andtheymadeourschoolabeautifulgarden（07年重庆）AplantBplantedChaveplantedDwereplanted2Thebaby_byhisgrandparentsfromMondaytoFriday（05年重庆非课改区）AwastakencareBwastakencareofCwaslookedat3.Chongqingisreallyamoderncitynow!Manytallbuildings_everywhere（05年重庆课改区）AcanbeseenB.canseeC.cantsee4.-Didyouhaveanyone_thetrees?（04年重庆）-Yes，Ihadthetrees_.A.towater，waterB.towater，wateredC.water，tobewateredD.water，watered5.-Didyouwinthebasketballgame？（04年重庆）一Badluck.Ourteam_inthefinalone.A.wonB.beatC.waswonD.wasbeaten,二、句型转换。1.Johnsfamilykeptmanysheeparoundthehouse.(改为被动语态)（05年重庆非课改区）Manysheep_byJohnsfamilyaroundthehouse.2.Mybrothergavemymotherapresentonherbirthday(改为被动语态)（05年重庆课改区）Apresent_tomymotheronherbirthday.3.Hemissedthetrainbecauseoftheheavyrain(改为同义句)（05年重庆课改区）Hewas_thetrainbytheheavyrain4.A:LindasparentsmadehernotwatchTVfromMondaytoFridaylastyear（04年重庆）B:Linda_madenot_watchTVbyherparentsfromMondaytoFridaylastyear.,were,kept,was,given,stopped,catching,from,was,to,三、短文填空。ManypeopleinBeijinghavereturnedtoschoolonlybecausetheyhavebecomeparentsParentsaresearchingforhelptosolveaproblem：theeducationoftheir“only78”.“Onestudentcomplainedhisfather，wholikedsmoking，alwaysleftthe79ofsmokeintheroomandhecouldnotdohishomeworkthereAnotherwrotethathisfatheroftenplayedmajia