第一节 听下面5段对话。每段对话后有一个小题,从题中所给的A、B、C三个选项中选出最佳选项,并标在试卷的相应位置。听完每段对话后,你都有10秒钟的时间来回答有关小题和阅读下一小题。每段对话仅读一遍。
1. What is the relationship between the speakers?
A. They are strangers.
B. One is a teacher and the other is a student.
C. They are members of the family.