B. 听句子，根据所听到的句子，选择恰当的应答，并将答题卡上该选项涂黑。（读一遍）
7. A. Hello, Bob. B. How do you do? C. How are you?
8. A. It's a pen. B. P-E-N, pen. C. It's in my bag.
9. A. It's six. B. It's June 16th. C. It' s 284 -2142.
10. A. Sure, I'd love to. B. That's all. C. Sure, here you are.
11. A. Sounds great. B. No, thank you. C. You're welcome.
12. A. Thank you. B. It's exciting. C. Good luck!
