what which that三个词有什么区别,能引导啥从句

题目

what which that三个词有什么区别,能引导啥从句
that what which能引导定语从句（限制还是非限制），形容词性从句 副词性从句中的那一个，名词性从句是不是就是定语从句，他们能引导名词从句中的什么（表语。宾语，主语，还是同位语，还有哪些词可以引导？

答案

1 关系代词作介词宾语,即 介词+关系代词,指物只能用which Last night I had a dream in which I became a Nobel Prize winner.2 非限制定语从句中,指物只能用which, 亦可指整个前面的句子. He reads English every d...