人为原因造成航空器返航、加降、备降、航班取消或航班换机执行。

A. 4

B. 5

C. 6

D. 7

A. 是

B. 否

A. 注意！所有旅客请在座位上坐好，等待下一步指示。Attention!All passengers remain seated and wait further instructions.

B. 不要带行李，到这边来，离开飞机！No luggage!Come this way !Leave the aircraft!

C. 到这边来，跳，坐！Come this way ,Jump, Sit!

D. 女士们先生们，多谢合作，请在座位上坐好。客舱机组恢复正常工作。Ladies and gentlemen,Please remain seated.Cabin crew resume normal duties.

A. CHARDONNAY

B. MERLOT

C. RIESLING

D. 全选