the pen that you want is on the desk 能不能用which 为什么

问题描述:

the pen that you want is on the desk 能不能用which 为什么
为什么为什么

可以用which.
先行词(the pen)指物时,关系代词用that 或which.在此句中,关系代词在从句中充当宾语,也可省略.
即:the pen that/which/省略 you want is on the desk.