初中英语被动语态复习课件.ppt

《初中英语被动语态复习课件.ppt》由会员上传分享，免费在线阅读，更多相关内容在教育资源-天天文库。

1、被动语态初三英语期末复习ThePassiveVoice被动语态一、什么是语态？语态是英语动词的一种表现形式，用来说明主语和谓语动词之间的关系。二、语态的种类：男孩吃男孩是吃这个动作的执行者，它们之间的关系就是主动关系。蛋糕吃蛋糕是吃这个动作的承受者，它们之间的关系是被动关系。（1）主动语态（2）被动语态三、什么是主动语态？什么是被动语态？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。e.g.Sheoftencleansthehouse.主动语态Thehouseisoftencleanedbyher.被动语态cleaned不是过

2、去时，因为be动词和行为动词不可能同时存在。它是过去分词，表示被动的含义。Is是说明了此句为一般现在时。四、被动语态的构成:be+及物动词的过去分词(PP)注意：被动语态中人称、数和时态的变化是通过be的变化表现出来的。主动语态变被动语态方法：1、宾语变主语2、谓语变被动形式时态不变3、主语变成by的宾语不强调时可省略WestudyEnglish.主语谓语宾语Englishisstudiedbyus.be+PP被动语态的基本结构:有各种时态的变化考点一:[1].NowEnglish____bymoreandmorepeoplealloverth

3、eword.A.speaksB.isspokenC.wasspoken一般现在时的被动语态：am/is/are+PP[2].Thelostboy____atthestreetcornerlastnight.A.wasfoundB.isfoundC.waslookedfor一般过去时的被动语态：was/were+PP[3].Moreman-madesatellites____inthefuture.A.willsendupB.willbesentupC.aresentup一般将来时的被动语态：will+be+PPbegoingto+be+PP[4

4、].Threebridges____sincelastyear.A.havebuiltB.werebuiltC.havebeenbuilt现在完成时的被动语态：have/has+been+PP[5].Flowers____everyday.A.hasbeenwateredB.shouldbewateredC.shouldwater含有情态动词的被动语态：情态动词+be+PP考点二:被动语态中的特殊情况:[6].①Goodmedicine___bittertothemouth.A.tastesB.istastedC.taste②Thispen__

5、_well.A.issoldB.sellC.sells感官动词taste,smell,feel,sound，prove,和sell等动词用主动语态表被动.[7].Manypeople___duringtheearthquakeinMay,2008.A.werediedB.deadC.diedHave,happen,last,die,belongto等动词没有被动语态.[8].Theman____cleanthetoiletbecausehe___rubbishboutwhenthepolicewalkedpastthepark.A.wasmad

6、e;wasseentothrowB.wasmadeto;wasseenthrowingC.made;sawsee/hearsb.dosthbeseen/heardtodosthsee/hearsb.doingsth.beseen/hearddoingsth.makesb.dosth.bemadetodosth.主动:被动:主动:被动:主动:被动:主动语态中不带的to动词不定式做宾补变为被动语态时，要加上不定式符号to[9].Childrenshould___.A.takegoodcareofB.betakengoodcareC.betakeng

7、oodcareof固定短语的被动不要丢掉后面的介词或副词[10].Yourdesk___.A.needsrepairB.needsrepairingC.needstorepairneed,allow可以用-ing形式表示被动needtobedone=needdoingbeallowedtodo=allowdoingPractisemakesperfect熟能生巧课堂练习（一）改写句子1.Weplanttreesinspringeveryyear._________________byusinspringeveryyear.2.Sheposted

8、theletteryesterday.____________________byheryesterday.3.MrTurnergavemeabirt