题目内容

词汇与结构Fuel is _______ from the aircraft fuel tanks through the necessary filters boost pump, and valves to the engine driven fuel pump.

A. resulted
B. derived
C. generated
D. supplied

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词汇与结构The tanks also contain an overflow drain that prevents the _______ of the tank due to fuel expansion.

A. leakage
B. rupture
C. overheating
D. saturation

词汇与结构On hot days, it is _______ to see a small amount of fuel coming from the overflow drain.

A. uncommon
B. impossible
C. not unusual
D. incredible

词汇与结构A fire in the cabin _______ the pilot with two immediate demands: attacking the fire, and getting the airplane safely on the ground as quickly as possible.

A. enables
B. requires
C. complies
D. presents

词汇与结构The cabin air control can be opened to _______ smoke and fumes.

A. evacuate
B. remove
C. extinguish
D. replace

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