S: Good morning,Sir.Welcome to the SkyPearl Club. What is your flight number? P:CZ3155. S: Ok, just enjoy your stay here and we will inform you to board. P: Thank you, may I have some coffee? S: Sure.Q: How can the passenger know when the flight begin to board?
A.He should ask the staff every 5 minutes.
B.The staff will inform him.
C.There will be announcement in the lounge.
D.He should go to the gate now.
正确答案是B