外研版九年级上册英语被动语态ppt课件.pptx

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1、ThanksgivingiscelebratedonthefourthThursdayinNovember.ThePeoplesRepublicofChinawasfoundedon1stOctober1949.TheGreatWallwasbuiltintheQinDynasty.TheboyiscalledTony.被动语态被动语态1.定义：表示主语和谓语之间是定义：表示主语和谓语之间是被动被动关系，主关系，主语被。语被。Theclassroomiscleanedbyuseveryday.2.谓语结构是：谓语结构是：be+动词的过去分词动词的过去分词3.强调动作发出者：强调动作发出者：by

2、+宾语代词或名词宾语代词或名词3.be有各种时态变化。有各种时态变化。主动语态：表示主语和谓语之间是主动语态：表示主语和谓语之间是主动主动关系。关系。Wecleantheclassroomeveryday.我们每年都种树。我们每年都种树。Weplanttreeseveryyear.树每年都被我们种。树每年都被我们种。Treesareplantedbyuseveryyear.ShespeaksEnglisheveryday.Englishisspokenbyhereveryday.v将下列句子改为被动语态1.WespeakChinese.Chinese_byus.2.TheyreadLaoShe

3、sworks.LaoShesworks_bythem.3.Wewaterflowers.Flowers_byus.4.WegrowteainSoutheastChina.Tea_inSoutheastChinabyus.isspokenarereadareplantedisgrown一般现在时一般现在时被动语态的构成被动语态的构成动作动作承受者承受者amisare+过去分词过去分词主语主语+(by+动作执行者）动作执行者）动作动作执行者执行者动作动作PraticeopenThedoor_bysomeone.collectThesebooks_.isopenedarecollectedWrite

4、MarktwainThisbook_MarkTwain.iswrittenbywrite-wrote-writtenTheclassroom_studentseveryday.iscleanedbyThecomputer_everyday.isusedEveryChineseknowsConfucius.ConfuciusisknownbyeveryChinese.Everyonereadshisbooks.Hisbooksarereadbyeveryone.一、把主动语态的句子变为被动语态一、把主动语态的句子变为被动语态1.Wecleantheclassroomafterschool.The

5、classroom_byusafterschool.2.Theteachersusethecomputerseveryday.Thecomputers_bytheteacherseveryday.3.Childrenreadbooksintheclassroom.Books_bychildrenintheclassroom.4.Ilovecartoons.Cartoons_byme.iscleanedareusedarereadareloved二、用所给词的适当形式天空。二、用所给词的适当形式天空。1.Halfoftheapple_(eat)byhissister.2._(be)basketb

6、all_(play)aroundtheworld?3.Theflowers_(notwater)bythestudentseveryday.4.Manybooks_(write)bythatfamouswriter.5.Mostofthefamouspopsongs_(sing)byhim.iseatenarenotwateredarewrittenaresungIsplayed6.Anaccident_(happen)herelastnight.7.Somepresents_(buy)bymysisterformeeverybirthday.8.Thecomputer_(use)inteac

7、hing.9.Whichlanguage_(speak)inEngland?happenedareboughtisusedisspoken三、把下列的句子变为被动语态的句子三、把下列的句子变为被动语态的句子1、TheyspeakEnglishinCanada.2、Peopleusewoodformakingtables.3、TheymakecomputersintheUSA.4、TheygrowriceinSouthChina.Englishisspoken(bythem)inCanada.Woodisused(bypeople)formakingtables.Computersaremade

8、(bythem)intheUSA.Riceisgrown(bythem)inSouthChina.Workharder!四、把下列句子变成被动句：四、把下列句子变成被动句：1.MoreandmorepeoplespeakEnglish.2.Weplantmoretreeseveryyearhere.3.Dalianproducesbigships.4.Farmersgrowriceinsummer.5.Wecleanourclassroomeveryday.Englishisspoken(bymoreandmorepeople).Moretreesareplanted(byus)everyye

9、arhere.BigshipsareproducedinDalian.Riceisgrown(byfarmers)insummer.Ourclassroomiscleaned(byus)everyday.1.Thebabyisnotlookedafterbyhisfather.2.Theglassisntbrokenbythelittleboy.3.ThewindowsarentopenedbyLingling.一般现在时的被动语态否定句的结构为：一般现在时的被动语态否定句的结构为：在在_后后+not.am/is/are1.IsEnglishspokenbymanypeople?2.Arema

10、nytreesplantedinNorthChina?3.Ishepunishedforhisbadbehaviour?一般现在时一般现在时的的被动语态被动语态的的一般疑问句一般疑问句的结构为：的结构为：把把_移到句首。移到句首。am/is/are拓展延伸：动脑筋，想一下拓展延伸：动脑筋，想一下vv一般过去时的被动语态结构：一般过去时的被动语态结构：vv一般将来时的被动语态：一般将来时的被动语态：vv现在完成时的被动语态：现在完成时的被动语态：was/were+donewill+bedonehave/has+beendoneTheGreatWallwasbuiltinQinDinasty.Afootballplaygroundwillbebuiltinourschool.Twonewbuildingshavebeenbuiltinourschool.主动语态变被动语态口诀：主动语态变被动语态口诀：宾语提前主语变，宾语提前主语变，原主变宾原主变宾byby后见，后见，时态人称时态人称bebe关键。关键。