you must have seen her yesterday 改为反义疑问句

问题描述:

you must have seen her yesterday 改为反义疑问句
1个回答 分类:英语 2014-09-20

问题解答:

我来补答
You must have seen her yesterday ,didn't you?
再问: 为什么?
再答: must have done表推测 如果句中有过去时间 反义疑问用过去时 如果没有过去时间 反义疑问用现在完成时 句中出现了yesterday 所以是didn't you
 
 
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