ThepresentperfectpasssivevoiceBOOK2UNIT3THEINTERNET现在完成时的被动语态

Learningobjectives:1.learntheformofPresentperfectpassivevoice.Bytheendoftheclass,youwillbeableto2.knowhowtousePresentperfectpassivevoiceinaspecificsituation.3.writeablogtodiscusstheadvantagesanddisadvantagesofInternet.

CONTENTS1234ReviewPresentperfectpassivevoiveSummaryPractice

PART01ReviewActiveandPassiveVoiceThePresentPerfectBOOK2UNIT3THEINTERNET

LeadinActivepassivevoices

Reviewgave(did)-wasgiven(bedone)ShewasclothedbyAthena.clothed（did)-wasclothed(bedone)ShewasgivenbeautybyAphroite.被动语态结构被动语态的基本形式:bedone（动词的过去分词）

ReviewPandorawasclothedbyAthena.动作的发出者动作动作的承受者AthenaclothedPandora.clothedwasclothed语态用来表示主语与谓语之间的关系，它是动词的一种形式。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，而被动语态表示主语是动作的承受者。被动语态的句子中由______引出动作的发出者。语态的概念by

LeadinThePresentPerfect.

ReviewThePresentPerfect.present(now)futurepast现在完成时的结构have/has+done（动词的过去分词）助动词,无意义注：主语若是第三人称单数助动词用hasPresentPerfectTense（现在完成时）表示说话时已经完成的动作，而且这个动作的结果对现在仍有影响;表示动作发生在过去，但一直持续到现在，并且有可能继续持续下去。

Part02ThePresentPerfectPassiveVoiveBOOK2UNIT3THEINTERNET结构/用法/注意/真题

1.MuchhasbeenwrittenaboutthewondersoftheWorldWideWeb.2.People’sliveshavebeenchangedbyonlinecommunitiesandsocialnetworks.3.Manypeoplehavebeenhelpedbytheclub.4.Jan’slifehasbeengreatlyimprovedbytheInternet.CanyoufindthesentenceswiththepresentperfectpassivevoiceinthepassageonP28?Presentperfectpassivevoice

Readthepairsofsentences.Underlineandcomparethedifferentverbforms.TalkaboutsomethingthathasbeendoneJan’slifehasbeengreatlyimprovedbytheInternet.MuchhasbeenwrittenaboutthewondersoftheWorldWideWeb.TheInternethasgreatlyimprovedJan’slife.PeoplehavewrittenmuchaboutthewondersoftheWorldWideWeb.Thestudentshavecleanedtheclassroom.Theclassroomhasbeencleaned.Youneedn’tcleanitnow.表示说话时已经完