题目内容

词汇与结构The flight time will depend on both the desired ______ of the aircraft and the wind.

A. ground speed
B. descent speed
C. climb speed
D. cruising speed

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词汇与结构A tailwind will ______ the flight times while a headwind will increase them.

A. short
B. shorted
C. shorten
D. shortened

词汇与结构The point of no return is the point on a flight at which a plane has just enough fuel, plus any mandatory reserve, to return to the airfield from which it ______.

A. departed
B. passed
C. arrived
D. reached

词汇与结构The Equal Time Point is the point in the flight where it would take the same time to continue flying straight, or track back to the ______ aerodrome.

A. arriving
B. departure
C. destination
D. alternate

词汇与结构Commercial aircraft are not allowed to operate along a route that is out of range of a suitable place to land if an ______ such as an engine failure occurs.

A. accident
B. incident
C. urgency
D. emergency

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