语法专题复习———被动语态（ThePassivevoice)Teachingaims：了解被动的语态的相关知识，并能够熟练解决被动语态的相关问题。Mainanddifficultpoints：熟练运用各种时态的被动语态。1.英语中有那两种语态？回答下列问题：主动语态和被动语态。2.主动语态表示什么？主动语态表示主语是动作的执行者。3.被动语态表示什么?被动语态表示主语是动作的承受者。例如：ManypeoplespeakEnglish.(主动语态)Englishisspokenbymanypeople.(被动语态)被动语态的构成:“助动词be+及物动词的过去分词”被动语态中be在各时态中的具体形式：1.一般现在时中,be是am,is,are的形式。注:助动词be有人称、数和时态的变化。其变化规则与be作为连系动词时完全一样。3.一般将来时中，be是willbe的形式。例句:I/She/WewillbetaughttostudyEnglish2.一般过去时中，be是was,were的形式。例句:I/shewastaughttostudyEnglish.WeweretaughttostudyEnglish.例句:IamtaughttostudyEnglish.WearetaughttostudyEnglish.4.现在完成时中被动语态的构成:have/hasbeen+done5.现在进行时态中被动语态的构成:bebeing+done例句:Theworkhasbeenfinished.Whyhaven’ttheybeeninvented.例句:Newbridgeisbeingbuiltnearourschool.6.含有情态动词的被动语态的构成:can/may/must/should+be+done+（bysb）例句：Thedictionarymustbetakengoodcareof。Cantheworkbedoneintwodays。被动语态的用法：1.不知道动作的发出者,或不必要说明动作的发出者。例句：SilkisproducedinSuzhouandHangzhou。2.对动作的承受者进行强调时,要用被动语态。例句：BicyclesarewidelyusedinChina.主动语态转化为被动语态的三部曲:1.主动结构宾语变为被动结构主语。2.谓语动词变为被动语态。3.主动结构主语变为介词by的宾语,组成介词短语,放在被动结构中谓语动词之后。在动词执行者无须说明或强调时，by短语可以省略。巩固训练：1.Thekey__forlockingtheclassroomdoor.A.usesB.isusedC.isusingD.use(广西壮族自治区中考题)2.Anewschool__overthereintwoyears.(四川中考题)A.maybuiltB.maybebuiltC.isbuilt3.Hewasmade__yesterday.(辽宁省中考题)A.cryB.tocryC.cryingD.tobecried4.ThePRC__onOctober1,1949.A.wasfoundB.isfoundC.wasfoundedD.isfounded5.AtalkonChinesehistory__intheschoolhallnextweek.A.isgivenB.hasbeengivenC.willbegivenD.willgive(天津市中考题)BBBCC当堂作业:句型转换：1.Theyplaybasketballintheirschool.(改为同意句)Basketball_______intheirschoolbythem.2.What’shername?Canyoutellme?(合为一句)Canyoutellme_________________?3.Isawherrunintotheoldhousejustnow.(改为同意句)Shewas_______runintotheoldhousejustnow.4.Weshouldlistentotheteachercarefully.(改为同意句)Theteachershouldbe________________carefully.5.Don’tplayfootballontheroad.(改为同意句)Football_______________ontheroad.isplayedWhathernameisseentolistenedcarefullymust’tbeplayed
