被动语态-周娟.ppt

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1、被动语态主讲：周娟北师大株洲附校审稿：龙彬英语的谓语动词有两种语态WespeakEnglish.Englishisspokenbyus.主动语态被动语态过去分词doneWhen何时使用How变化方法What定义Thepassivevoice被动语态自主探究（准备律）被动语态定义:表示主语是动作的承受者.When何时使用How变化方法What定义Thepassivevoice被动语态何时使用被动语态1.不知道谁是动作的执行者或没有必要知道谁是动作的执行者。Paperismadefromwood.2.需要强调动作

2、的承受者时Booksandnewspapersinthereadingroommustn'tbetakenaway.When何时使用How变化方法What定义Thepassivevoice被动语态主动语态变被动语态的方法：1.把主动语态的宾语提到前面作被动语态的主语;2.把主动语态的动词变成“be+过去分词”;3.把主动语态的主语变为介词by的宾语,可省略。Theymakeshoesinthatfactory.Shoesaremadebythem.表格：被动态基本结构时态被动语态谓语部分一般现在时一般过去时一

3、般将来时含情态动词现在完成时现在进行时am/is/aredone（过去分词）was/weredoneam/is/arebeingdonewill/shallbedonebegoingtobedonehave/hasbeendone情态动词（should/must/can等）bedone一般现在时的被动语态：S(主语）+am/is/are+过去分词一般现在时的被动语态TheymakeTVsetsinthatfactory.TVsetsaremadebytheminthatfactory.2.IspeakEngl

4、ish.1.Peopleplayfootballallovertheworld.Footballbypeopleallovertheworld.在空格处填入所需单词。isplayedEnglishbyme.isspokenTheyboughttencomputerslastterm．一般过去时的被动语态：S(主语）+was/were+过去分词一般过去时的被动语态Tencomputerswereboughtbythemlastterm.1.Bellinventedthetelephonein1876.2.Tom

5、closedtheshopjustnow.TheshopbyTomjustnow.ThetelephonebyBellin1876.在空格处填出所需单词。wasinventedwasclosedTheywillfinishtheworkintendays.一般将来时的被动语态：S+will/shall+be+过去分词一般将来时的被动语态Theworkwillbefinishedbythemintendays.一般将来时的被动语态:S+begoingto+be+doneWearegoingtolearnthew

6、ords.byus.Thewordsaregoingtobelearnedatalk,willgive,soonAtalkwillbegivensoon.Theflowersaregoingtobewateredtomorrow.根据图片和提示词用被动语态写句子。theflowers,aregoingtowater,tomorrow.GinacantakegoodcareofTina．带有情态动词的被动语态：S+can/may/must/should+be+过去分词带有情态动词的被动语态Tinacanbeta

7、kengoodcareofbyGina.Songscanbesungbythebirds.cancarry,thebasket,he.Thebasketcanbecarriedbyhim.songs,cansing,birds根据图片和提示词用被动语态写句子。Wehavemadetwentymorekeys．现在完成时的被动语态：S+have/has+been+过去分词现在完成时的被动语态Twentymorekeyshavebeenmadebyus.1.Ihavefinishedmyhomework.Myho

8、meworkhasbeenfinishedbyme.Thehamburgerhasbeeneatenup.2.Hehaseatenupthehamburger.将下列句子改为被动语态。Someworkersarepaintingtheroomsnow．现在进行时的被动语态：S+am/is/are+being+过去分词现在进行时的被动语态Theroomsarebeingpaintedbysomewor