she is not like the girl ___ she used to be.
问题描述:
she is not like the girl ___ she used to be.
答案为what,为何不能用that?这里不是定语从句吗
答
what 不可以用在定语从句中 说明不是定于从句
what" 代表着“the thing she used to be ”,特殊句式