听力原文:M: I'm afraid I must be going now.W: Must you? It's still early.M: I'm afraid I r
听力原文:M: I'm afraid I must be going now.
W: Must you? It's still early.
M: I'm afraid I really must. I have to meet a midnight plane.
W: In that case, we can' t keep you.
M: Well, thank you very much for a pleasant evening.
W: Thank you for coming. You must come again.
M: Thank you. I will. Good-bye.
W: Good-bye. I wish you a very good journey home.
Why does the man leave early?
A.Because he is too tired.
B.Because he is catching a flight.
C.Because he does not like to stay.