they bought the cheapest bike.{对划线部分提问} ----- ----- did they

问题描述:

they bought the cheapest bike.{对划线部分提问} _____ _____ did they buy?划哪个都可以,答句对就行
1个回答 分类:英语 2014-11-17

问题解答:

我来补答
What bike
 
 
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