听第一段对话，回答第6题。
6. What’s the time now?
A. 3:30 B. 4:30 C. 5:30
听第二段对话，回答第7题。
7.Whom does the woman want to speak to?
A. Mr. Johnson. B. Mr. Smith. C. Mr. Brown.
听第三段对话，回答第8题。
8. Why can’t the man go to the birthday party?
A. Because he is ill. B. Because he is busy. C. Because he will go to Shanghai.
