Bob sits on my right.Lucy sist on my left(合并成一句)
问题描述：
Bob sits on my right.Lucy sist on my left(合并成一句)
答
I sit between bob and lucy.
答
Bob sits on my right.Lucy sist on my left.(合并成一句)
I sit between Bob and Lucy.
我坐在Bob和Lucy两人的中间.
between...and,在两者之间.