the two dresses ----pretty.they--great on you.I like----(a.are both,look both,both of them,b.both a
问题描述：
the two dresses ----pretty.they--great on you.I like----(a.are both,look both,both of them,b.both a
答
The two dresses are both pretty.
They both look great on you .
I like both of them.
both 用于be 动词之后,实意动词之前,both of 是固定搭配.