[单项选择]

Passengers and their baggage must be checked in at least 45 minutes before departure for domestic flights and 60 minutes for international flights. Government-issued photo identification is required for all passengers. Passengers traveling across any international boundary (边界) are responsible for obtaining all necessary travel documents. Passengers may be denied boarding if travel documents are not in order. When check-in requirements are not admited, a passenger may be separated from his/her bag. Frontier Airlines will gladly hold the bag in the destination baggage service office for pick-up at the passenger’s convenience. Passengers must be at the gate 20minutes before departure for boarding.
Free Baggage Allowance for Each Ticketed Passenger
Frontier Airlines, Inc. will accept, per ticketed passenger, two free checked bags not to exceed 62 inches and 50 pounds per piece-one carry-on bag and one personal item purse, laptop, etc.). A. One piece.
B. Two pieces.
C. Three pieces.
D. Four pieces.

[单项选择]

Passengers and their baggage must be checked in at least 45 minutes before departure for domestic flights and 60 minutes for international flights. Government-issued photo identification is required for all passengers. Passengers traveling across any international boundary (边界) are responsible for obtaining all necessary travel documents. Passengers may be denied boarding if travel documents are not in order. When check-in requirements are not admited, a passenger may be separated from his/her bag. Frontier Airlines will gladly hold the bag in the destination baggage service office for pick-up at the passenger’s convenience. Passengers must be at the gate 20minutes before departure for boarding.
Free Baggage Allowance for Each Ticketed Passenger
Frontier Airlines, Inc. will accept, per ticketed passenger, two free checked bags not to exceed 62 inches and 50 pounds per piece-one carry-on bag and one personal item purse, laptop, etc.). A. 20 minutes before departure
B. 30 minutes before departure
C. 45 minutes before departure
D. 60 minutes before departure

[填空题]When will the passengers be checked in for their flight __________ hours before departure.

[单项选择]Passengers must exit airplanes swiftly after accidents, since gases released following accidents are toxic to humans and often explode soon after being released. In order to prevent passenger deaths from gas inhalation, safety officials recommend that passengers be provided with smoke hoods that prevent inhalation of the gases.
Which of the following, if true, constitutes the strongest reason not to require implementation of the safety officials’ recommendation
A. Test evacuations showed that putting on the smoke hoods added considerably *o the overall time it took passengers to leave the cabin.
B. Some airlines are unwilling to buy the smoke hoods because they consider them to be prohibitively expensive.
C. Although the smoke hoods protect passengers from the toxic gases, they can do nothing to prevent the gases from igniting.
D. Some experienced flyers fail to pay attention to the safety instructions given on every commercial flight before takeoff.
E. (E) In many airplane accidents, passengers who were able to reach emergency exits were overcome by toxic gases before they could exit the airplane.

[单项选择]Passengers must buy insurance for the trip.

[填空题]选择更为合适的一项填入空格。

Your baggage must ______ onto the aircraft now. (be moving; be being moved)

[单项选择]Where are the passengers
A. When an air-hostess says so.
B. When the seat-belt sign goes off.
C. When the captain makes another announcement.