she was not the woman (　　　） she was before

题目

she was not the woman (　　　） she was before
she was not the woman__she was before.
b that
c who
d as
答案是that ,为什么不能是who 请讲解
从句中,只要who前面无介词who也可为宾语,等同于whom啊!

答案

关系代词在SVC结构中作主语补语/there be 中作实义主语时,通常用that指人或物,而且通常省略.句子中that做从句中she was 的主语补语或者叫表语.
Doctor Brown still talks like the man (that) he was ten years ago.
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