人教版初中英语被动语态.ppt

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1、PassiveVoice被动语态羊祜学校孟琪(一)语态分类英语动词有两种语态，主动语态和被动语态。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。如：Theywillbuildanewbridgeovertheriver.(主动)Anewbridgewillbebuiltovertheriver.(被动)汉语中常用“被”、“给”、“由”、“受”等词用来表示被动，而英语用：be+及物动词的过去分词构成。一.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Paperismadefromwood.Hewaswound

2、edinthefight.2.需要强调动作的承受者时Booksandnewspapersinthereadingroommustn'tbetakenaway.Hewasawardedfirstprizeinthatcontest.3.为了使语气婉转，避免提及自己或对方而使用被动语态，或由于修饰的需要，使用被动语态，使句子得以更好的安排。Theconstructionofthenewlabmustbecompletedbytheendofnextmonth.Electricityisusedtorunmachines.Discusi

3、on:theactivevoice主动语态&thepassivevoice被动语态什么时候用主动语态或被动语态？主动语态和被动语态的动词结构是怎样的？3.主动语态句子变成被动语态句子哪三个部分要变？怎么变？语态动词时态结构主动语态被动语态一般现在时一般过去时什么时候用主动语态或被动语态？主语是动作的执行者就用主动语态主语是动作的承受者就用被动语态WestudyEnglishatschool.Englishisstudiedbyusatschool.我们用木头做家具。那只老鼠被猫抓住了相机是用来照相的。Discusion1:thea

4、ctivevoice主动语态&thepassivevoice被动语态主动语态被动语态被动语态语态动词时态结构theactivevoicethepassivevoice一般现在时一般过去时amis+p.p.arewas+p.p.werevv+sesp.t.Discusion2:theactivevoice主动语态&thepassivevoice被动语态Wecallthedoctor.Peopledon’tplayfootballhere.Thetruckwascleanedyesterday.Decideifthesesentenc

5、esareactiveorpassive.MrChenteachesusEnglish.Theclassroomwascleaned.activeactivepassiveactivepassiveExercise：1.Thekey______forlockingtheclassroomdoor.A.usesB.isusedC.isusingD.use2.Anewschool_______overtheretwoyearsago.A.builtB.wasbuiltC.buildD.builds3.Thelostchild_____

6、_onOctober7,1998.A.wasfoundB.isfoundC.foundD.find4.AtalkonChinesehistory________intheschoolhallyesterday.A.isgivenB.giveC.wasgivenD.gaveBBACbymanystudents.主动语态变被动语态的方法1.ManystudentsstudyEnglish.Englishisstudied2.Theymakeshoesinthatfactory.Shoesaremadebytheminthatfacto

7、ry.主动语态变被动语态的方法bytheteacher.3.Theteacheroftenaskshimquestions.Heisaskedquestions1.主动语态中的宾语转换为被动语态中的主语2.主动语态中的动词改为被动形式，即be+过去分词3.主动语态中的主语如果需要放在by后面4.其他成分保持不变主动变被动解题步骤ThomasEdisoninventedthelightbulbin1897.主语谓语宾语状语ThelightbulbwasinventedbyThomasEdisonin1897主语谓语by+动作实施者状

8、语TheyplayfootballonSunday.Lucydoesthehomeworkintheevening.Theyoftenusecomputersinclass.WemakethesemachinesinBeijing.Football