B)下面你将听到十组对话，每组对话都有一个问题。根据对话内容，从每组所给的A、B、C三个选项中找出能回答所提问题的最佳选项。
6. A. In No. 62 street. B. Across from the zoo.
C. Next to the zoo.
7. A. No, it isn’t. B. Yes，it is.
C. I’ve no idea.
8. A. Noisy music. B. Gentle music.
C. Both A and B.
9. A. Fifteen. B. Five.
C. Fifty.
