听力原文:M: I'd like to have a plane ticket to Paris.W: May I see your ID card please?Q: W
听力原文:M: I'd like to have a plane ticket to Paris.
W: May I see your ID card please?
Q: What is the mail doing?
(21)
A.Buying an air ticket.
B.Looking for his ID card.
C.Checking in at the airport.