Mary asked her mother------ A.what to do it B.how to do C.wh

问题描述:

Mary asked her mother______ A.what to do it B.how to do C.where to live D.where to live in
我知道要在CD中选,为什么答案说选C ,不是说介词要保留的吗?
1个回答 分类:英语 2014-10-25

问题解答:

我来补答
首先是类似一个宾语从句
然后where在to do结构中不做宾语成分,而是作状语.
故不加介词
 
 
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