短暂性动词和延续性动词讲义练习.docx
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1、.短 暂 性 动 词 和 延 续 性 动 词用法:、它们可以用于完成时态,说明某个动作的结果还存在e.g. He has come back.The film has begun.2、这类动词不能和表示一段时间的状语连用,但在否定句中,非延续性动词也可以用表示一段时间的状语来修饰e.g. I haven t heard from Uncle Wang for a long time.We haven t seen him since 1992.She hasn t left home all her life.3、还可改用一般过去时来表达e.g. He came backa week ago
2、.4、也可用“It is一段时间since”句型来表达e.g. It is a week since he came back.非延续性动词可以转换成延续性动词,主要有以下几种:、用相应的延续性动词;buy -have,borrow - keep,put on -wear,catch/get a cold -have a cold,come/go/become -be.、转换成 be 名词 ;join the Party -be a Party member,join the army -be a soldier,go to school -be a student.、转换成 be +介词短语
3、 :go to school -be in school,join the army -be in the army.、转换成 be + adj./adv. :die- be dead,finish- beover,begin/start -be on,leave (-)be away (from),close -beclosed,open- beopen,fall asleep -be asleep.巩固练习:(同义转换,每空一词) .Li Lei joined the Party three years ago.可编辑.Li Leithe Partythree years ago.Li L
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