听对话或独白，根据对话或独白内容，从下面各题所给的A、B、C三个选项中选择最佳选项。每段对话或独白你将听两遍。
What does the girl do?
A. A doctor.      B. A teacher.    C. A student
What sport are they interested in?
A. Basketball.     B. Tennis.      C. Volleyball.