My former school is now very different from _ it was when I was there.

问题描述:

My former school is now very different from _ it was when I was there.
A.that
B.what
C.what
D.which
what指代的是什么呢?

what 指以前的那个样子,what is was
这句话就是My former school is different from what it was.(when i was there)我的母校现在的样子已经和我在那个学校时的样子很不一样了