Ⅱ、听对话，选择正确答案(5分)
( ) 6. Who are the two speakers?
A. A student and a teacher. B. Friends. C. Husband and wife.
( ) 7. When do bicycle rider need to wear light-colored clothing?
A. In the daytime. B. At noon. C. At night.
( ) 8. How much are two tickets for the soft sleeper?
A. ￥120. B. ￥200. C. ￥240.
