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1、Passivevoice复习课：被动语态各种时态的被动语态结构1.一般现在时态的被动语态结构:2.一般过去时态的被动语态结构:3.含有情态动词的被动语态结构:4.一般将来时的被动语态结构:5.现在完成时态的被动语态结构:am/is/are+vt过去分词was/were+vt过去分词情态动词+be+vt过去分词will/shall+be+vt过去分词have/hasbeen+vt过去分词变化：示例Theboybroketheglass.Theglasswasbrokenbytheboy.从主动语态变为被动语态1.主语介词
2、by宾语2.谓语加be,并变为过去分词3.宾语主语1.Theymakeshoesinthatfactory.主语+及物动词+宾语Shoesaremade(bythem)inthatfactory.一般现在时：S(主语）+am/is/are+过去分词变为被动语态2.Theyboughttencomputerslastterm．Tencomputerswerebought(bythem)lastterm.一般过去时：S+was/were+过去分词常见语态转换一般现在时和一般过去时的被动语态。引入练习1。请将下列主动语态变成
3、被动语态1.Lucyboughtsomefruit.Somefruit________________Lucy.2.UncleWangwaterstheflowerseveryday.Theflowers______________UncleWangeveryday.3.Didtheybuildthebridgein1998?____thebridge_____in1998?.小结：1、被动语态的转换，在be+过去分词中，确定_____是关键，_______永不变。2、Be的时态由_______________确定；b
4、e的单/复数由____________确定。3、问句提前__________;否定________后加not.wasboughtbyarewateredbyWasbuiltbe形过去分词主动时态被动主语be动词be一般现在时带情态动词的被动语态。引入练习2。请将下列主动语态变成被动语态。1.Youcandotheworkallbyyourself.Thework_______________allbyyourself.2.Wemustplantmoretrees.Moretrees__________________.
5、小结：1.含情态动词的被动结构：______________________.2.疑问句提前_____________;否定句：___________+not.canbedonemustbeplanted情态动词+be+过去分词情态动词情态动词感官动词(hear,see,watch,feel,notice等)和使役动词(let,makehave等)在主动语态中后接不带to的动词不定式,但是改为被动语态时,把to加在动词原形之前.Theymadetheboyswork12hoursaday.Theboysweremade
6、towork12hoursaday.Weoftenseehimgoforawalkbytheriver.Heisoftenseentogoforawalkbytheriver.1.Theteachersoftenmakeusreadbooksinthemorning.Weareoftenmadetoreadbooksinthemorningbytheteachers.2.Wenoticedhimtalkwithmybrotherjustnow.Hewasnoticedtotalkwithmybrotherjustnow
7、.4短语动词的被动语态Icantakegoodcareofthebaby.Thebabycanbetakengoodcareof.Weshouldspeaktotheoldpolitely.Theoldshouldbespokentopolitely.必背！动词短语变被动语态，后面的介词不能丢。takecareof→betakencareofcutdown→becutdownlaughat→belaughedatlookafter→belookedafterSpeaktobespokentoHandinbehanded
8、in1.连系动词（Link.v.)不用被动语态。如：be,look,seem,feel,sound,smell,taste,get,turn,become…e.g.PekingOpera_______(sound)beautiful.sounds2.当此动词表示事物的自然属性的时候，不用被动语态。e.g.Thepen_______
