补全对话
A: Hi, Tom. I haven't seen you for a few days. Where have you been?
B:
A: Really? What's the weather like in Sanya?
B: Oh, it's very warm. My uncle is working there. He likes water sports, especially swimming and surfing. He is good at surfing. Now I can surf by myself. Have you ever been to Sanya?
A: I think I can go there this summer.
B: Great! I will go to Sanya this summer, too.
A: It sounds cool, but I don't know how to surf.
B: Don't worry.
A: By the way, where is your uncle now?
B: He has gone to Beijing on business.
