She sings too loudly,the same as what her teacher does.

问题描述:

She sings too loudly,the same as what her teacher does.
这里的what为什么要删除?as后面不能跟名词吗?一定要跟句子吗?关于这个as的用法,

as的从句中是不需要引导词的 她本身就是一个引导词 what是多余的