那位大哥知道,that exactly what I wanted to tell you是哪种从句

问题描述:

那位大哥知道,that exactly what I wanted to tell you是哪种从句

定语从句

同位语从句what I wanted to tell you是解释,that的内容

主语从句

表语从句
另外 我不是大哥

That is exactly what I wanted to tell you.
what I wanted to tell you 是宾语从句.