初中英语被动语态课件

ThePassiveVoiceThePassivevoice动词被动语态:be+过去分词（及物动词）被动语态是英语动词的一种特殊形式.汉语中往往用“被”“受”“给”等词来表示被动意义.主动语态变为被动语态的方法:1.主动句中的宾语变成被动句的主语.2.主动句中的谓语动词变成被动句的be+过去分词.3.主动句中的主语变成被动句by的宾语,放在谓语动词后面.如果不强调动作执行者时,by短语可省略.ManypeoplespeakEnglish.Englishisspokenbymanypeople.时态被动语态结构一般现在时一般过去时一般将来时am/is/are+donewas/were+donewillbe+done情态动词+be+done过去将来时现在完成时过去完成时wouldbe+donehave/hasbeen+donehadbeen+done现在进行时过去进行时was/werebeing+doneam/is/arebeing+done1.Wemusttakecareofthebooksinthelibrary.Thebooksmustbetakencareofinthelibrary.2.Youmayfindthiskindoftreeseverywhere.Thiskindoftreesmaybefoundeverywhere.3.Youcan’tseethestarsinthedaytime.Thestarscan’tbeseeninthedaytime.4.Mustwehandinourcompositionstomorrow?Mustourcompositionsbehandedintomorrow?1.Theboyiswearinganewcoat.Anewcoatisbeingwornbytheboy.2.Thegirlsaremakingmodelships.Modelshipsarebeingmadebythegirls.3.Hehasalreadydonetheexercises.Theexerciseshavealreadybeendonebyhim.4.Myclassmateshaveputontheplay.Theplayhasbeenputonbymyclassmates.主动语态变成被动语态时要注意以下几点:1.含有双宾语的主动句变成被动句时,可以将其中一个宾语变为主语,另一个不动.一般把间接宾语变为主语.如:Marygavemeapen.IwasgivenapenbyMary.如果把直接宾语变为主语,则在间接宾语前加“to\for”如:ApenwasgiventomebyMary.2.含有复合宾语的主动句变为被动句时,将其中的宾语变为主语,宾补不变.如:Weaskedhimtospeakatthemeeting.Hewasaskedtospeakatthemeeting.3.如果主动句中的谓语是短语动词,变为被动句时,短语动词的介词或副词不可以丢掉.如:Theytookgoodcareoftheboys.Theboysweretakengoodcareof.4.在“let,make,see,hear,notice,watch,feel”等动词后面做宾语补足语的动词不定式不带“to”,但改成被动句时应加上“to”.如:Thedoctormademestayinbedforthreedays.Iwasmadetostayinbedforthreedaysbythedoctor.1.Hetellsusastoryeveryevening.Wearetoldastorybyhimeveryevening.Astoryistoldtousbyhimeveryevening.2.Heboughtmeanewbikeyesterday.Iwasboughtanewbikeyesterday.Anewbikewasboughtformeyesterday.3.Willhetakehissistertothepark?Willhissisterbetakentotheparkbyhim?4.Heislookingforthelostkey.Thelostkeyisbeinglookedforbyhim.5.Thebossmadehimdotheheavywork.Hewasmadetodothehomework(bytheboss).6.Weoftenhearhimplaytheguitar.Heisoftenheardtoplaytheguitar•Atrafficaccident________(happen)justnow.happened2.连系动词（Link.v.)如：be,look,seem,feel,sound,smell,taste,get,turn,become…•PekingOpera________(sound)beautiful.sounds3.当此动词表示事物的自然属性的时候:•Thepen_________(write)veryfast.writes•Thiskindofsweater_______(sell)well.sells1.不及物动词（vi.)如:happen,takeplace,appear,dissapear,…不用被动语态的动词：1.Largenumbersofplasticbags_________(use)inthesupermarketseveryday.2._____ourcountry____(send)upanotherman-madesatellitelastyear?3.Musttheoldpeople___________(speak)topolitely?4.Hergrandmawasstillalivewhenhe_________(take)tothehospital.5.English__________(speak)inmanycounties.areusedDidsendbespokenwastakenisspoken6.Threequartersoftheworld’sbooks____________(write)inEnglish.8.Thiskindofsweater_______(sell)well.10._________Lesson50___________(teach)nextweek?arewrittensellsWillbetaught7.Thepen______(write)well.writes9.Thisbook________(sell)tomeatthepriceof5dollarsyesterday.wassoldFillintheblanksusingrightforms:1.Allthestudents__________(ask)tobringakitewiththemlastSunday.2.Aremanyways_______(try)tostoppeoplefromcuttingdownsomanytrees?3.—Whatareonshowinthemuseum?—Somephotos_________(take)byAmericanchildren.4.Thiscoat_________(wash)well.9.Haveyoufoundyournecklace________(偷)lastweek?6.I’moften_________(警告）nottocopyothers’homework.7.Hecouldn’texplainwhydinosaurs___________(消失).8.I’llhavemybike__________________(修理)tomorrow.5.Musttheoldpeople____________(speak)topolitely?10.ThePRCwas_________(成立)onOctober1,1949.wereaskedtriedaretakenwashesbespokenwarneddisappearedmended／repairedstolenfounded