Unit6Whenwasitinvented?(SectionA1a-2b)byYangShuqinPeriod1scoopscoopKarlBenzKarlBenzinventedthecar.KarlBenzinventedthecar.ThecarwasinventedbyKarlBenz.ThecarwasinventedbyKarlBenz.EdisonEdisoninventedthelight.Edisoninventedthelight.ThelightwasinventedbyEdison.ThelightwasinventedbyEdison.ThetelephonewasinventedbyBell.ThetelephonewasinventedbyBell.BellinventorinventionBellinventedthetelephone.Whowasthetelephoneinventedby?1bListenandmatchtheinventionsListenandmatchtheinventionswiththedates.withthedates.abdc1876188519271976dabc____isusedfordoing.(eatfood）（talkwithpeople)(workandgettheinformationfromtheInternet)What’situsedfor?specialheelsspecial特殊的heelshoeswithspecialheelsshoeswithspecialheelsshoeswithlightsshoeswithlightsicecreamscoopscoop___hotice-creamscoop,runsonelectricityListeningListeningListenandnumbertheinventionsintheorderthatyouhear.2a312Listenagainandfillintheblankswiththewordsyouhear.2binventionWhatisit/aretheyusedfor?shoeswithspecialheelschangingthestyleoftheshoesshoeswithlightsseeinginthedarkhotice-creamscoopservingreallycoldice-creamWhatarethey?/Whatisit?Whatarethey/isitusedfor?Thepassivevoice.被动语态被动语态英语中动词有主动语态和被动语态之分.主动语态表示主语是动作的发出者,被动语态表示主语是动作的承受者,在被动语态中动作的发出者有时用by短语表示出来.被动语态的构构成成:助动词be+(及物动词的)过去分词一般现在时一般过去时am/is/are+donewas/were+done{Thepassivevoice.被动语态被动语态主动语态变被动语态的结构主动语态变被动语态的结构图图::Bellinventedthetelephonein1876.ThetelephonewasinventedbyBellin1876.主语谓语动词过去时宾语时间状语主语谓语动词的过去分词宾语时间状语Exercise•I用所给动词的适当形式填空.•1._____anewlibrary_____(build)inourschoollastyear?•2.Rice__________(grow)inthesoutheastofChina.•3.Howmanytrees_____________(plant)yesterday?•4.Papermaking___________(invent)byCaiLun.•5.When________thiskindofcomputers________(use)?Wasbuiltisgrownwereplantedwasinventedwereused
