题目内容

900 句单选 -15 字以上 -760[音频][音频]

A. To avoid collision
B. To give way to another aircraft
C. To do the troubleshooting
D. To wait for maintenance crew

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A. aerobridge
B. stairs vehicle
C. ground marshaller
D. terminal building

A. Unlawful interference on board
B. Hi-jack on board
C. Medical emergency on board
D. Passenger fighting on board

A. 26 miles
B. 1 minute
C. 20 miles
D. 24 miles

A. Oxygen pressure is dropping
B. Nearly collide with the mountain
C. To fly heading 050
Descend to FL180