题目内容

词汇与结构With the flaps retracted and the power reduced for landing, the airplane is slightly less stable in the pitch and roll _________.

A. vortex
B. axis
C. vortices
D. axes

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词汇与结构The pilot should avoid the ________ to force the airplane onto the runway at an excessively high speed.

A. illusion
B. perception
C. assumption
D. temptation

词汇与结构The complexity and weight of mechanical flight control systems increase considerably with the size and performance of the aircraft. Hydraulic power _________ these limitations.

A. reinforces
B. overcomes
C. aggravates
D. overlooks

词汇与结构With the flaps retracted and the power reduced for landing, pilot should not flare excessively, because without flaps this might cause the tail to _________ the runway.

A. put on
B. collide with
C. touch down
D. construct on

词汇与结构When flying in the traffic pattern with the wing flaps retracted, the airplane must be flown in a relatively _____attitude to maintain altitude.

A. nose-high
B. climbing
C. level flight
D. approaching

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