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一般现在时的被动语态passivevoice英语的语态是通过动词形式的变化表现出来的。英语中有两种语态：主动语态和被动语态。主动语态表示主语是动作的执行者。例如：ManypeoplespeakChinese.谓语speak的动作是由主语manypeople来执行的。被动语态表示主语是动作的承受者，即行为动作的对象。例如：Chineseisspokenbymanypeople.主语Chinese是动词speak的承受者。Grammar1.被动语态的构成：be+Pp(pastparticiple)2.人称、数和时态的变化是通过be的变化表现出来的。3.一般现在时被动语态的构成：am/is/are+Pp+(by+动作执行者)例如：Childrenlovethissong.(主动语态）（动作执行者）（动作承受者）Thissongislovedbychildren.(被动语态）（动作承受者）（动作执行者）主动语态变被动语态口诀：宾语提前主语变，原主变宾by后见，时态人称be关键。把下列的句子变为被动语态的句子1、TheyspeakEnglishinCanada.2、Peopleusewoodformakingtables.3、TheymakecomputersintheUSA.4、TheygrowriceinSouthChina.Englishisspoken(bythem)inCanada.Woodisused(bypeople)formakingtables.Computersaremade(bythem)intheUSA.Riceisgrown(bythem)inSouthChina.你会变吗把下列句子变成被动句：1.MoreandmorepeoplespeakEnglish.2.Weplantmoretreeseveryyear.3.Dalianproducesbigships.4.Farmersgrowriceinsummer.5.Wecleanourclassroomeveryday.Englishisspoken(bymoreandmorepeople).Moretreesareplanted(byus)everyyear.BigshipsareproducedinDalian.Riceisgrown(byfarmers)insummer.Ourclassroomiscleaned(byus)everyday.被动语态的用法：•1、当我们不知道动作的执行者时；•Abookisstolen.•2、当我们不必提出动作的执行者时；•Iwasbornin1990.•3、当我们强调或侧重的是动作的接受者时。•Sheislikedbyeverybody.注意：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toHismothermakeshimcleantheroomeveryday.→Heismadetocleantheroomeveryday.当使用see/here/watchsb.doingsth.时，变为被动语态时，doing不变。Iseehimgoingintotheshop.→Heisseengoingintotheshop.1Shakespeare/consider/asawonderfulwriterShakespeareisconsideredasawonderfulwrite.2hisplays/know/allovertheworldHisplaysareknownallovertheworld.3Shakespeare’sworks/stilllove/bymillionsofpeopleShakespeare’sworksarestilllovedbymillionsofpeople.4hisplays/turninto/wonderfulfilmsHisplaysareturnedintowonderfulfilms.5Shakespeare’splays/teach/inourschoolShakespeare’splaysaretaughtinourschool.6.Weoftenhearhimplaytheguitar.Heisoftenheardtoplaytheguitar.Quiz:Rewritethesentences句型转换1.Thegirllooksaftertheoldwomanwell.Theoldwoman(bythegirl).2.Wekeepourclassroomclean.Ourclassroom(byus).3.Somepeoplethrowwastepapereverywhere.Wastepapereverywhere(bysomepeople).4.Sambeatshisbrother.HisbrotherbySam.5.Thepolicecatchesathief.Athiefbythepolice.islookedafterwelliskeptcleanisthrownisbeateniscaughtQuiz1.English_________(speak)bymanypeople.2.Tea_________(grow)inSoutheastChina.3.Manytrees____________(plant)inNorthChina.4.Thebrush__________(make)ofbambooandanimal’shair.5.Confucius_________(know)asagreatthinkerinChina.isspokenisgrownareplantedismadeisknownThankyou!Goodbye!