When selecting checkpoints, pilots should select them as _________ as possible.
A. ample and prominent
B. ample and sufficient
C. sufficient and high
D. ample and high
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When a private pilot do the ________, he will plot the route, calculate weight and balance, compute fuel consumption and so on.
A. flight planning
B. flight training
C. flight briefing
D. flight schedule
The airline agreed to _______ the passengers for the long time delay.
A. apologize
B. comfort
C. compensate
D. cancel
We have to adjust heading to follow the course due to the existence of ________.
A. magnetic north
B. magnetic influence
C. magnetic variation
D. magnetic difference
The weather is __________, which was sunny in the morning, but gloomy now.
A. bad
B. unusual
C. fair
D. unpredictable