第一节听下面5段对话。每段对话后有一道小题,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。听力原文:M: Well, I wonder why the office is still not open.W: But it's not yet eight. In fact, it's only twenty to eight.At what time does the office open?A.7:45.B.8:15.C.8:00.
A.
W:
B.
At
C.7:45.
B.8:15.
C.8:00.