听下面一段对话,回答第1至3题。 1. What are the two speakers talking about? A. Traveling. B. Doing housework. C. A plan for holiday. 2. How long will it last? A. Several days. B. Two weeks. C. Two months. 3. Why does the boy want to go to a summer school? A. To improve his English. B. To make some new friends. C. It might be interesting.