被动语态-----讲解与练习

初中被动语态的奥秘,中考必考的重点语法,.主动语态与被动语态：英语的动词有两种语态，即主动语态(TheActiveVoice)与被动语态（ThePassiveVoice)。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。,主动语态,被动语态,主动语态,(被动语态),一般现在时被动语态的构成：主语+am/is/are+及物动词的过去分词,动词过去分词的构成规则（与动词过去式构成规则一样）：,1、一般在动词原形末尾加-ed，lookedplayed,2、结尾是e的动词加-d，livedused,3、末尾只有一个辅音字母的重读闭音节词，先双写这个辅音字母，再加-ed，plannedtripped,4、结尾是“辅音字母+y”的动词，先变“y”为“i”，再加-ed，study-studied，carry-carried,写出下列动词的过去式，过去分词：,sing-sang-sung,build-built-built,1、speak（）2、use（）3、make（）4、write（）5、grow()6、plant（）7、produce（）8、ask（）9、plan（）10、send（）11、build（）12、invite（）,1、speakspokespoken2、useusedused3、makemademade4、writewrotewritten5、growgrewgrown6、plantplantedplanted7、produceproducedproduced8、askaskedasked9、planplannedplanned10、sendsentsent11、buildbuiltbuilt12、inviteinvitedinvited,请写出下列动词的过去式和过去分词：,sing-sang-sung,build-built-built,e.gmanypeoplespeakEnglish.,主动语态变被动语态的步骤：1、主动语态的宾语变为被动语态的主语；2、主动句的谓语动词变为被动结构；3、主动句的主语变为被动句的宾语，由by引出，当不强调动作的执行者时，常省略。,把下列的句子变为被动语态的句子：1、TheyspeakEnglishinCanada.(English.)2、Peopleusewoodformakingtables.（wood.）3、ThemakecomputersintheUSA.（Computers）4、TheygrowriceinSouthChina.（Rice）,EnglishisspokeninCanada.,Woodisusedformakingtables.,ComputeraremadeintheUSA.,RiceisgrowninSouthChina.,1、结构be+过去分词(及物的),2、各种时态的被动结构：一般现在时：主语+am/is/are+过去分词TheChinesefood_tobethehealthiestintheworld.A.considersB.isconsideringC.isconsideredD.hasconsidered,1、结构be+过去分词,一般过去时：was/were+过去分词John_forhewentswimmingyesterdaywithoutpermission.A.wouldpunishedB.hadpunishedC.punishedD.waspunished,wereplanted,Thebridgewas,wasproduced,一般将来时：主语+will+be+过去分词Thenewschool_whenthenewtermbegins.A.finishesB.willfinishC.willbefinishedD.wouldfinish,1、结构be+being+过去分词,现在进行时：主语+am/is/are+being+过去分词-Haveyoumovedintothenewhouse?-Notyet.Rooms_.A.arepaintingB.arepaintedarebeingpaintingD.arebeingpainted,Thetreesshouldbeplantedaroundthelake.,Thecomputermustberepairednow.,Theirmistakesshouldbecorrected.,Thetreesmustbewateredwell.,1、一般现在时的被动语态2、一般过去时的被动语态3、一般将来时的被动语态4、现在进行时的被动语态5、情态动词的被动语态,三、单项选择题：()1.Woolenclothesareused_keepinguswarm.A.ofB.byC.forD.in()2.Arethesefridgesmade_?A.inChinaB.inChineseC.ofChinaD.fromChinese()3.-Wherearebananas_?-_growninSouthChina.A.grow,ItsB.grown,ItsC.grown,TheyreD.grew,Theyre()4.TheLeague_inMay,1922.A.isfoundedB.wasfoundedC.isbuiltD.wasbuilt()5.Thestrangethingwiththreelegs_.A.usedtodrinkB.areusedfordrinkingC.isusedfordrinkingD.usedfordrinking,C,A,C,B,C,()6.TVprogrammescan_totheothersideoftheworld.A.sendB.besentC.makeD.bemade()7.Olderpeoplemust_politely.A.speaktoB.bespokenC.bespokentoD.sayto()8.Themoonalways_aroundtheearth.A.goesB.travelsC.turnsD.A,BandC.()9.Manypeople_Englishintheworld.A.speakB.speaksC.spokeD.arespoken.()10.Wemust_ourhomeworkeveryday.A.befinishedB.finishC.arefinishedD.finished,B,C,D,A,B,四、把下列句子变成被动句：1.ChinesepeoplebuilttheGreatWall2,000yearsago.2.Wemustplantmoretreesnextyearhere.3.Dalianproducesbigships.4.Farmersharvestriceinautumn.5.Weshouldcleanourclassroomeveryday.,TheGreatWallwasbuiltbyChinesepeople2000yearsago.,Moretree