听录音，选择最佳答语，并将其字母编号写在题前的括号内。
（  ）⑴A. His hobby is writing.
B. He is a worker.
C. It is a hobby.
（  ）⑵A. Yes, I am.
B. I’m in the room. 
C. I’m doing my homework.
（  ）⑶A. I want to be a doctor.
B. Yes, I do. 
C. No, I’m not.
（  ）⑷A. No, I do.
B. I’m swimming.
C. OK.
（  ）⑸A. I’m drawing.
B. My hobby is drawing.  
C. No, I’m not
（  ）⑹A. Yes, she is.
B. She is cooking. 
C. She is in the kitchen.
（  ）⑺A. Yes, he does.
B. He often washes his can.  
C. No, he isn’t.
（   ) ⑻A. Yes, she does.
B. He is cooking now.  
C. Yes, he does.
（   ) ⑼A. Yes, she is.
B. She is singing.
C. No, he isn’t.
（ ）⑽A. Yes, he is.
B. Mike.
C. He is jiamin.