This pair of glases is very cool.Could i try( )on?yes A them;of course B it;of course
问题描述：
This pair of glases is very cool.Could i try( )on?yes A them;of course B it;of course
答
选B,因为 glasses 虽然是复数,但this pair .是单数形式,这副眼镜,当然用it.