二、听对话，根据对话内容。从下面各题所给的A、B、C三个选项中选择最佳选项。每段对话听两遍。（共6分，每小题1分）
请听一段对话，完成第5至第6小题。
5. Where did Sally visit last month?
A. South Africa. B. America. C. Egypt.
6. How long did she stay there?
A. One week. B. Two weeks. C. Three weeks.
请听一段对话，完成第7至第8小题。
7. Where are the two speakers?
A. In the classroom. B. At a restaurant. C. In a hospital.
8. What's the problem of the woman?
A. Too busy with work. B. Eating too much. C. Sleeping too much.
