A: Uncle Smith, this is John speaking. I'm sorry to call up so late, but may I speak to Jim?
B: Jim is out. May Ia message for you?
A: OK, please. Jim and I tried out for an adventure (冒险) tour competition on the Internet a week ago. Today I was told that we were accepted.
B: Oh, that must be dangerous. What do you want to do it?
A: We want to do sports and something exciting.
B: You'dnot. We will worry about you.
A: Uncle Smith, don't worry. We can take good care of ourselves.
B: Are you ready for it?
A: Yes,ready for it.
B: Good luck.
A: thanks.
B: It's OK. I'll tell him to call you back later.