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。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. How does Mary go to work when it rains?
A. By subway. B. By bus. C. By bike.
2. When did J.K Rowling start to write Harry Potter?
A. In 1998. B. In 1965. C. In 1990.
3. What did the man buy for his sister on the trip?
A. Nothing. B. Football. C. Watch.
4. What are they doing？
A. Doing shopping. B. Having sports. C. Making a telephone call.
5. How often does the man learn English by watching TV?
A. Once a week. B. Twice a week. C. Every day.
