Lucy hasn't come yet.I don't know what------(happen) to her.

问题描述:

Lucy hasn't come yet.I don't know what______(happen) to her.答案是has happened ,为什么呢?
1个回答 分类:英语 2014-10-08

问题解答:

我来补答
has happened :已经发生,lucy还没有来,就是说明事情已经发生.所以答案为has happened.
 
 
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