【单选题】
_____carpet maybe required for emergency landing. ___
A. Water
B. Foam
C. Rubber
D. Sand
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答案
B
解析
暂无解析
相关试题
【单选题】
Before providing radar service,air traffic controllers hould______to the aircraft. ___
A. confirm altitude
B. confirm identity
C. confirm speed
D. confirm heading
【单选题】
Because of their high fuel consumption at low levels,______prefer to remain at higher altitudes when they fly. ___
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【单选题】
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A. check the engine
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C. dumpfuel
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【单选题】
“Engine flamed out“means______.___
A. Engine failure
B. Engine fire
C. Engine started
D. Engine lost
【单选题】
The opposite meaning of“converging”is______.___
A. diverging
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【单选题】
Which of the following is not included in the ATC clearance? ___
A. Aircraft callsign
B. Flight route
C. Wind direction and speed
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【单选题】
“Recycle squawk A0612”means______.___
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【单选题】
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【单选题】
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【单选题】
“Deteriorating weather”means the weather is getting______.___
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【单选题】
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【单选题】
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【单选题】
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【单选题】
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Pilot turns on squawk______to request a squawk number. ___
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【单选题】
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【单选题】
管制员在对空指挥过程中，越是繁忙的时候，语速应___
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【单选题】
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【单选题】
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【单选题】
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【单选题】
陆空通话时，什么时候推荐使用“IMMEDIATELY（立即）”这个词：___
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【单选题】
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【单选题】
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【单选题】
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【单选题】
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