问题 选择题
We have moved into a four-room flat so far. Our room is between _____.
A.Mary’s and Helen’sB.Mary and Helen’s
C.Mary and HelenD.Mary’s and Helen
答案

A

题目分析:
由句子的意思可以知道这里表示两人各自的房间。

问答题 简答题
判断题