第一部分 听力（共20小题；每小题1分，满分20分）
（一）听句子，选择适当的应答语。每个句子读两遍。
1. A, It's new. B. It's fine. C. It's black.
2. A. No, I can't. B. Yes, I do. C. Yes, I am.
3. A. They are good. B. Good idea. C. We like hot dogs.
4. A. He is swimming. B. I'm reading. C. She is singing.
5. A. You' re welcome. B. I' m afraid I can' t. C. Yes, please.
