單項(xiàng)選擇題

A man aboard a vessel，signaling by raising and lowering his outstretched arms to each side，is indicating（）.

A.danger，stay away
B.all is clear，it is safe to pass
C.the vessel is anchored
D.a distress signal

你可能感興趣的試題

If you see someone fall overboard from a vessel，you should（）.

A.immediately jump in the water to help the individual
B.call for help and keep the individual in sight
C.run to the radio room to send an emergency message
D.go to the control room for the distress flares

單項(xiàng)選擇題

A sound signal of seven short blasts and one long blast given with the vessel’s sound system is（）.

A.Safety alarm
B.Distress alarm
C.Fire drill alarm
D.General emergency alarm

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A man aboard a vessel，signaling by raising and lowering his outstretched arms to each side，is indicating（）.

你可能感興趣的試題

If you see someone fall overboard from a vessel，you should（）.

A sound signal of seven short blasts and one long blast given with the vessel’s sound system is（）.

A man aboard a vessel，signaling by raising and lowering his outstretched arms to each side，is indicating（）.