第一节（共5小题；每小题1.5分，满分7.5分）
请听下面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. When can the man see the headmaster?
A. At 9:30. B. At 11:45. C. At 12:40.
2. Why does the man want to keep the window shut?
A. He is ill. B. He wants to open it himself.
C. The air inside is fresh enough.
