词汇与结构If all efforts to extend the landing gear have failed, and a gear up landing is inevitable, the pilot should select an airport with ________ facilities.
A. crash and rescue
B. crash and escape
C. escape and rescue
D. rescue and medical
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词汇与结构When selecting a landing surface, the pilot should consider that a smooth, ________ runway.
A. rough
B. unimproved
C. grassy
D. hard-surface
词汇与结构A hard surface may create sparks that can ________ fuel.
A. ignite
B. leak
C. drain
D. waste
词汇与结构If a belly landing is going to be conducted, the pilot can request that the runway surface be________.
A. washed
B. watered
C. cleaned
D. foamed
词汇与结构The pilot should consider________ excess fuel, which will reduce landing speed and fire potential.
A. holding on
B. adding to
C. burning off
D. igniting