根据所听内容选出正确的答案。 ( ) 1. A. I am four. ( ) 2. A. They're playing. ( ) 3. A. I live in China. ( ) 4. A. Yes, he does. ( ) 5. A. 9 years. B. I am five. B. It is playing. B. I am a teacher. B. He's thirty-two. B. 6. C. Fine, thanks. C. They are friends. C. I'm tall. C. No, he's a businessman. C. 10 months.