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题目
when did he buy the car 和when he bought the car 怎么区别在哪

提问时间:2020-08-07

答案
When did he buy the car:他什么时候买的车?
When he bought the car:他买车的时候
When he bought the car,what happened?他买车的时候,发生了什么事?
When did he buy the car?I never thought he would get a red one.他什么时候买的车啊?没想到他会选红的.
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