非限制定语从句中是是可以用
适当介词+which的。
of是介词当然可以
例如:He lives in a house whose windows face south.
=He lives in a house the windows of which face south
他住的房子窗户是朝南的。
I picked up the apples,some of which were bad.
我捡起苹果,但是它们中有些事坏的。
After the adjustment of financial policies,many netizens put up posts.90 percent of which carried the message of approval.
在财政政策的调节下,很多网民发出邮件,百分之九十的人批准了。
I have two children,both of which is clever.
我有两个孩子,他们两个都很聪明。
手打很辛苦,往采纳。
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