第三节 听下面5个句子，每个句子后有一个小题，请根据情景需要，从题中所给的A、B、C三个选项中选出最佳选项。每小题念两遍。（每小题1分，共5分）
11. A. Thank you. B. Chicken. C. It’s great.
12. A. No, it isn't. B. I like milk. C. Tennis.
13. A. Science. B. Purple. C. Baseball.
14. A. Because it’s fun. B. Because it’s not relaxing. C. Because it’s not useful.
15. A. That sounds good. B. Yes, please. C. No, I don’t.
