单项选择题
[听力原文] M: Excuse me, can you tell me the gate for the flight to Paris W: Do you have the flight number
A.At a post office. B.In a classroom. C.At an airport. D.At a bank.
A.Tutors will make a survey of the participants. B.The participants will finish a survey as a course project. C.The number of participants is restricted. D.Effective managers will present lectures for participants.