when you reached Chengdu和when did you reach chengd

发布时间：2021-02-20 13:12:52

when you reached Chengdu和when did you reach chengdu有啥区别题目Could you tell me-----?Of couse,lastnight.

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答案是when did you reach Chengdu 两者的区别是,前面一个只能做从句,而后一个可以提问
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