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远程教育就是函授。()

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In a crossing situation, the vessel which has the other on her own starboard side shall _____.

A. if the circumstances of the case admit, avoid crossing ahead of the other
B. change course to port to keep out of the way
C. reduce her speed
D. All of the above

WINDOWS中的回收站实际上是一个特殊的文件夹。()

In 1979 an extensive ______ program was in progress throughout Suez Canal.

A dredge and widen
B. dredged and widened
C. dredging and widening
D. being dredging and widening

If , during helicopter refueling operations, fuel is spilled on clothing, the person should first_____.

A. see the medic immediately
B. spray himself with foam or CO2
C. complete his task and then see the medic
D. remove the clothing and wash

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