on which,on what from which,in which填哪个答案这个句子：I paid special attention to a large desk( )there were a lot of papers and books
问题描述：
on which,on what from which,in which填哪个答案
这个句子：I paid special attention to a large desk( )there were a lot of papers and books
答
on which
定语从句
on which 修饰 desk
在从句中充当状语