A. Very well, thank you.
B. Sorry, I don’t know.
C. I am a teacher.
D. It’s a great day.
A. Don’t say that.
B. It’s OK.
C. Thank you.
D. Oh, it’s such a great pity!
A. Don’t go.
B. See you.
C. I’m sorry to hear that.
D. How about Sunday?
A. It’s possible.
B. That’s all right.
C. No way.
D. My pleasure.
A. You’re welcome.
B. No, thanks.
C. Sure.
D. Just so so.