被动语态的讲与练（ppt）

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1、被动语态的讲与练被动语态构成形式被动语态由“助动词be＋及物动词的过去分词”构成。不及物动词没有被动语态。在不同的时态下助动词be有不同的形式。—、PracticeI(ActiveVoice→PassiveVoice)1.Heplantsmanytreeseveryyear.2.Thenewcoupleboughtthefurnituretheotherday.3.Theexpertsarediscussingtheproblematthemeeting.4.Theywerecleaningtheclas

2、sroomwhenIwasthere.5.HehasreadmanyarticlesbyLuXun.6.Hehadlefthiskeysbeforehecametomyplace.7.Shewillfinishthetaskinadayortwo.8.Shesaidthatshewouldfinishthetaskinadayortwo.注意:转换时,你注意到时态的一致性、人称代词的变化及被动中的谓语动词的单复数问题吗?被动结构中，由be动词来表示其时态特点；其谓语动词在人称和数应与被动中的主语保持一致。

3、PracticeII(PassiveVoice→ActiveVoice)1.Theprogramisoperatedbyvillagers.2.Thematterwassolvedsuccessfullybyher.3.Thelifeofthemiludeerisbeingstudiedbyspecialistsatpresent.4.Hewasbeingpunishedforbeinglatebytheheadteacher.5.Enoughhasbeensaidtohimaboutitbyus.6.H

4、ishomeworkhadn’tbeenfinishedwhenhecamebacktoschool.7.Theproblemwillbetalkedaboutafterthemeeting.8.Hepromisedthattheproblemwouldbediscussednexttime.八种常见时态的被动语态形式:1.一般现在时is/am/are+done2.一般过去时was/were+done3.现在进行时is/am/arebeing+done4.过去进行时was/werebeing+done5.

5、现在完成时has/havebeen+done6.过去完成时hadbeen+done7.一般将来时will/shallbe+done//is/am/aregoingtobe+done//is/am/aretobe+done8.过去将来时would/shouldbe+done现以及物动词tell为例，列表如下：时态被动语态的构成一般式一般现在时be(am，is，are)told一般过去时be(was，were)told一般将来时shall/willbetold过去将来时should/wouldbetold进行

6、式现在进行时be(am，is，are)beingtold过去进行时be(was，were)beingtold完成式现在完成时have/hasbeentold过去完成时hadbeentoldPracticeIII(FillintheblankswithproperformsofPassiveVoice)1.Ifyougoonlikethis,you____________(punish)soonerorlater.2.Oneofthestadiums__________________(complete)

7、bytheendoflastyear.3.Mybestfriendstaysathomenow,forherhouse___________(decorate).4.About3,000Englishwords_____________(learn)sofar.5.Hebelievedthetask_______________(finish)intwohours.6.Manytrees______________(plant)atthistimeeveryyear.7.Therestofthew

8、ork_______________(finish)lastnight.8.Hetoldmethatafilm_______________(show)inthehallthen.二、被动语态的用法：1.不知道或无必要说出动作的执行者：e.g.Suddenlyashoutwasheard./Footballisplayedallovertheworld.2.出于礼貌,委婉的表述:e.g.Youarerequestednott