如果定语从句中that在从句中做主语,能不能换成what?

问题描述:

如果定语从句中that在从句中做主语,能不能换成what?

不能 定语从句不可以用what引导

不能.what不引导定语从句.倒是what引导的名词从句可以换成the + n + that如:This book is what I want.=This book is the book that I want.I am not what I used to be.=I am not the person that I used to be....