问题
选择题
I met one of my students the other day. After several years, she changed a lot and looked different from ____ she used to be.
A．that
B．whom
C．what
D．who
答案
答案：C
本题考查名称性从句。从句she used to be缺少表语，用what作表语。句意：多年之后她变化好大，看起来和过去的那个大不相同了。