延续性动词和非延续性动词.docx
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1、精选优质文档-倾情为你奉上延续性动词和非延续性动词延续性动词 是指表示能够延续的动作。如:study, work, stand, walk, keep, have, wait, watch, sing, read, sleep, live, stay等。延续性动词可以与表示时间段的状语连用。表示时间段的短语有:for+ 时间,for 2 years; since从句,since he came here; since+时间点名词,since last year, since 5 days ago; how long; for a long time等。非延续性动词 这类动词也可称为终止性动词、
2、短暂性动词、瞬间动词、点动词,表示的动作不能延续,即动作发生后立即结束。非延续性动词表示的动作极其短暂,不能持续。因此,不可与表示一段时间的状语连用(只限肯定式)。如:(1)他已经死了三年了。误:He has died for three years.正:He has been dead for three years.正:He died three years ago.正:It is three years since he died.正:Three years has passed since he died.(2)他来这儿五天了。误:He has come here for five d
3、ays.正:He has been here for five days.正:He came here five days ago.正:It is five days since he came here.正:Five days has passed since he came here.两者的转换:leave - be away, borrow - keep,buy - have, begin/start - be on,die - be dead, fall ill - be illfinish - be over open sth - keep sth open,get up-be up
4、, come here - be here,go there - be there, fall asleep - be asleepbecome - be, come back - be back,get to know - know, go (get) out be out,put on wear catch a cold have a coldmarry/get married-be married等例:The old man died 4 years ago. -The old man has been dead for 4 years.- It is 4 years since the
5、 old man died.-Four years has passed since the old man died.练习题用过去时或现在完成时填空:1. _ you _ (have) lunch yet?When _ you _ (have) it? I _ (have) it at half past eleven.2. _ you _ (write) a letter to your aunt yet?Yes, I _. I _ (write) one last week.3. “_ he _ (finish) his homework?” “Not yet.”4. _ they ev
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