I. 录音中有五个句子，听一遍后，选择正确的答语。
6.A．Yes, I had. B. No, never. C.Yes, I did.
7. A. For three days B. At 10:00 C. You are welcome.
8. A. No, I don’t. B. That’s right. C. Good idea.
9. A. Because I’m watching TV.
B. Because he is late for work.
C. Because he was late.
