有since的主句中,是用延续性动词,还是用瞬间性动词,还是两种都可以?
例：The boy has started to play football since he was at the age of three.
句中可以用started to play 这种瞬间性的动词吗?
人气：377 ℃ 时间：2019-09-13 20:50:53
解答
不可以的,瞬间性动词不等用于完成时.The boystarted to play footballat the age of three
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