第一部分：听力（共20小题，满分 20 分）
I.听句子，选择最佳答语。（5分）
（ ）1. A. Sorry to hear that.
B. Thank you.
C. That’s OK.
（ ）2. A. You should say you are sorry.
B. You should work hard.
C. You should ask him to turn it down.
（ ）3. A. Yes, I was.
B. Yes, I am.
C. No, I won’t.
