听下面一段对话, 回答第1至3题.
1. What does the man do probably?
A. A musician.
B. A singer.
C. A student.
2. Why is the man not sure of joining the group?
A. He doesn't think the group is good enough.
B. He doesn't have time to practice.
C. He isn't interested in joining it.
3. What can we know about the woman?
A. She is in charge of the group.
B. She has never played the guitar.
C. She has made a lot of friends.
