超星 - Extensive Listening

多选题

Which of the following tasks are before-flight duties?

A. I may take part inpre-flight briefings.
B. I mustdemonstrate how to use emergency equipment.
C. I must performpre-flight checks.
D. I need to greetpassengers as they board.
E. I need to direct passengers to their seats.
F. I may sellduty-free items.

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多选题

Which of the following tasks are on-flight duties?

A. I need to greetpassengers as they board.
B. I must demonstratehow to use emergency equipment.
C. I must ensurethat hand-luggage is securely stowed.
D. I may makeannouncements.
E. I need to servefood and drink.
F. I may sellduty-free items.
G. Ineed to completeflight reports after the journey.

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多选题

Which of the following tasks are after-flight duties?

A. I must ensurethat hand-luggage is securely stowed.
B. I must make surethat passengers leave the plane safely.
C. I may sellduty-free items.
D. Ineed to completeflight reports after the journey.
E. I need to direct passengers to their seats.

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