摘要： 一般现在时代替现在完成时 1) 有些动词用一般现在时代替完成时.如hear, tell, learn, write , understand, forget, know, find , say, remember等.例如: I hear he will go to London. 我听说了他将去伦敦. I forget how old he is. 我忘了他多大了. 2) 用句型 " It is - since-"代替"It has been - since -".例如: It is five years since we last met. 从我们上次见面以来.五年过去了.

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