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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

题目详情
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
▼优质解答
答案和解析
on which
定语从句
on which 修饰 desk
在从句中充当状语