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ID:59806142
大小:1.09 MB
页数:19页
时间:2020-11-25
《被动语态讲解与练习1讲课稿.ppt》由会员上传分享,免费在线阅读,更多相关内容在教育资源-天天文库。
1、被动语态讲解与练习1被动语态(ThePassiveVoice)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,lookedplayed2、结尾是e的动词加-d,livedused3、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,plannedtripped4、结尾是“辅音字母+y”的动词,先变“y”为“i”,再加-ed,study---studied,carry---carried不规则的过去分词要牢记写出下列动词的过去式,过去
2、分词:sing----sang----sungbuild----built----built1、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、a
3、skaskedasked9、planplannedplanned10、sendsentsent11、buildbuiltbuilt12、inviteinvitedinvited不规则动词的过去分词要牢记请写出下列动词的过去式和过去分词:sing----sang----sungbuild----built----builte.gmanypeoplespeakEnglish.Englishisspokenbymanypeople.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
4、,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.RiceisgrowninSout
5、hChina.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一般过去时被动语态的构成:was/were+及物动词的过去分词e.g1、Thebridgewasbuiltlastyear.2、Itwasusedintheolddays.3、ThePRCwasfoundedonOctober1,1949.
6、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.waspunishedwereplantedThebridgewaswasinvitedplay把下列句子变成被动语态的句子;1、Theyplantedthesetreesonweekends.Thesetreesonweekends.2、Theworkersbuiltthebridgein1968builtbyt
7、heworkersin1968.3、PeopleinvitedYaoMingtoplaybasketballinTheUSA.YaoMingtobasketballintheUSA.4、IBMproducedthisnewtypeoflaptopcomputer.ThisnewtypeoflaptopcomputerbyIBM.wasproduced一般将来时:主语+will+be+过去分词Thenewschool______whenthenewtermbegins.A.finishesB.willfinishC.willbefinishedD.
8、wouldfinish1、结构be+being+过去分词现在进行时:主语+am/
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