问题描述：
看看这句话对不对 Is this the book which you are looking for?
定语从句中先行词指物在主句中作表语就要用而不用?那Is this the book _you are looking for?为什么可以用which?
定语从句中先行词指物在主句中作表语就要用而不用?那Is this the book _you are looking for?为什么可以用which?
问题解答：
我来补答展开全文阅读