精品精细;挑选;中考英语延续性动词与非延续性动词及其转换动词按其动作发生的方式、发生过程的长短可分为延续性动词与非延续性动词
延续性动词表示能够延续的动作,如:learn, work, stand, lie, know, 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+ 一段时间 ,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
例:He has lived here for 6 years
You can keep the book for 5 days
I stayed there for 2 weeks last year
How long did you stay there last year
非延续性动词也称终止性动词、瞬间动词,表示不能延续的动作,这种动作发生后立即结束不能与时间段连用
如:open, die, close, begin, finish, come, go, move, borrow, lend, buy 等
如果要与时间段连用,就把它转为延续性动词使用
非延续性动词在肯定句中与表示时间点 的状语连用,如:two years ago; at 5 o'clock; 例:He died 5 years ago
但否定的终止性动词可以与表示时间段的时间状语连用
例:I haven't left here for 3 years
I haven't heard from