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英语基础语法11.24 一般现在时代替完成时

考研英语  时间: 2019-04-08 14:03:46  作者: 匿名 

1) 有些动词用一般现在时代替完成时:
hear, tell, learn, write , understand, forget, know, find , say, remember.
 I hear (= have heard) he will go to London.
 I forget (=have forgotten) how old he is.
2) 句型 " It is … since…"代替"It has been … since …"
3) It is (= has been) five years since we last met.

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