题目内容
18.--He promised to come to see you.--But he .Uve been atl alone.( )
A. | doesn't | B. | isn't | C. | hasn't | D. | won't |
分析 句意:-他答应来看我的.-但是他还没有来,我一直一个人.
解答 根据句意说明到现在为止他还没来,我一个人在这里.现在完成时表示过去发生的动作持续到现在,对现在有一定的影响;而一般过去时只描述过去发生的事情,不强调对现在的影响,故选C.
点评 现在完成时与一般过去时的区别是时态考查的重点内容.现在完成时表示过去发生的动作持续到现在,对现在有一定的影响;而一般过去时只描述过去发生的事情,不强调对现在的影响.
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