This is one of the largest rooms I have ever slept in

问题描述:

This is one of the largest rooms I have ever slept in
This is one of the largest rooms _______I have ever slept in.
A.which B.that C.where D.of which
为什么只能选B而不能选D?

这是定语从句 因为先行词room被*the largest修饰 因此只能用that