We have a lot of books____are written in Japanese

问题描述:

We have a lot of books____are written in Japanese
A.many of which B.many in which C.many among them D.many of them
B中也有which,为什么不是B?

A这是个定语从句,which代books
原句是many of books are.这是习惯用法
many in books are就说不通,因此不能选B