B．听对话及问题，选择正确答案。每段对话听两遍。（每题1分，共5分）
( )6. What's the girl's mother?
A. a teacher B. a doctor C. a bookseller
( )7. How does the boy go to school every day'?
A. By bus. B. By car. C. By bike.
( )8. Why was the girl late for school?
A. Because there was too much traffic.
B. Because she got lost on the way.
C. Because she didn't get up early enough.
