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【单选题】

In which case should the pilot wear the earphone?

A.
During cruising
B.
In the whole process which starts from the taxing, then takeoff, till reaching the cruise altitude and the flight phase start from the descending from the cruise altitude till stopping at the parking apron.
C.
When holding at the apron while waiting for the startup instruction.
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参考答案:
参考解析:
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【单选题】Critical flight phases refer to:

A.
cruise flight phase
B.
climb & descent operation phase
C.
phases including taxiing, takeoff, landing, and all flight operations carried out bellow 3000 meters (10,000 feet) except cruise flight

【多选题】Regarding the definition of “wet runway”, the correct statements include _.

A.
The situation that the water covers on the runway surface with a thickness equals or less than 3 mm (0.118 inches)
B.
The situation that the runway surface is covered by snow, wet snow, dry snow with the equivalent thickness equals or less than 3 mm (0.118 inches) deep
C.
The situation that the runway surface has debris, like sand leaves, etc.
D.
The situation that the runway surface is moisture but without water.

【单选题】When RA (Resolution information) appears, but the instruction from TCAS and ATC is conflict, the flight crew must_.

A.
the pilot in charge of manipulation must follow RA instruction and act promptly as it requests.
B.
to follow ATC instruction strictly at anytime
C.
to inquiry ATC immediately