I haven't seen him for ten years and I didn't recognize him just now.I haven't seen you for ages and I almost didn't recognize you .Howmany years/ longhaven't you seen the girl?When/Inwhich yeardid you meet him last time ?I haven't seen her ...
1 就像这个句子:I saw him two weeks ago == It is two weeks SINCE i saw him since後面的saw是瞬间动词 == I haven't seen him for two weeks (这里的not seen成了延续动词)2 He got to Shanghai two days ago (got是瞬间动词)== He has been in Shanghai FOR two days. (...
1、Since作为介词,后接某一确定的时间点,主句谓语动词是持续性动词,常与现在完成时态、现在完成进行时态或过去完成时态连用。例如: He left the village in 1982 and I haven’t seen him since then.1982年他离开这个村子,从那以后我再没见过他。2、Since作为副词,表示从过去以来、以后或到...