【语法】现在完成时的被动语态-完整版课件

现在完成时的被动语态Lead-in语态语态是动词的一种形式，用来说明主语和谓语的关系。英语的动词可分为主动语态(activevoice)和被动语态(passivevoice)。主动语态表示主语是动作的执行者，被动语态表示主语是动作的承受者。主动语态和被动语态可以相互转化。Lead-in1.一般现在时：Grannytakescareofthegirl.主动，主语Granny是takecareof动作的执行者。ThegirlistakencareofbyGranny.被动，主语Thegirl是takecareof动作的承受者。Lead-in2.一般过去时：Shetypedaletter.主动，主语She是type动作的执行者。Aletterwastypedbyher.被动，主语Aletter是type动作的承受者。Lead-in3.一般将来时：Theboywillmakeakite.主动，主语Theboy是make动作的执行者。Akitewillbemadebytheboy.被动，主语Akite是make动作的承受者。Lead-in4.现在进行时：Lilyiswateringthetrees.主动，主语Lily是water动作的执行者。ThetreesisbeingwateredbyLily.被动，主语Thetrees是water动作的承受者。Lead-in5.现在完成时：IhavereadthebookTeaHouse.主动，主语I是read动作的执行者。该句怎样变成被动语态呢？Presentation现在完成时态的被动语态一、肯定句结构：主语+have/has+been+动词过去分词语法讲解IhavereadthebookTeaHouse.ThebookTeaHousehasbeenreadbyme.PresentationThehomeworkhasbeenfinished.作业（被）完成了。Thewindowshavebeencleaned.窗户（被）擦了。语法讲解Presentation二、否定句结构：主语+have/has+not+been+动词过去分词Thehomeworkhasnotbeenfinished.Thewindowshavenotbeencleaned.语法讲解Presentation三、一般疑问句及答语：Have/Has+主语+been+动词过去分词?Yes，主语+have/has.No，主语+have/has+not.语法讲解Presentation1.--Hasthehomeworkbeenfinished?--Yes,ithas./No,ithasn’t.2.--Havethewindowsbeencleaned?--Yes,theyhave./No,theyhaven’t.语法讲解Practice将主动句变为被动句。1.Ihavewrittenaletter.____________________________.2.Wehaveplantedsomeflowers._________________________________.随堂练习AletterhasbeenwrittenbymeSomeflowershavebeenplantedbyusPractice将下列句子改为否定句。1.Tablehasbeenmadeofstones._____________________________.2.Theredclotheshavebeensold.______________________________.随堂练习TablehasnotbeenmadeofstonesTheredclotheshavenotbeensoldPractice将下列句子改为一般疑问句。1.Greatchangeshavebeentakenplace.__________________________________?2.Billhasfoundinacorner._________________________?随堂练习HavegreatchangesbeentakenplaceHasBillfoundinacornerPractice【2013.河北】Alotofmoney________toprotecttheoldtemple.A.

havebeenspent

B.

hasspent

C.

havespent

D.

hasbeenspent

【解析】本题考查现在完成时态的被动语态，结构是“have/has+been+done”,又因money不可数，助动词用has，故选D直击中考DPractice直击中考【2012.深圳】TheSummerPalace_______bysomanytouriststhatsomeoftherelicsarenotwellprotected.A.

hasbeenvisitedB.

isvisited

C.

tobevisited

D.

visited【解析】本题考查现在完成时态的被动语态，结构是“have/has+been+done”,故选AAPractice直击中考【2011.吉林】Do

youknowthethief______bythepolice.A.

hascaughtB.

hasbeencatching

C.

wascaught