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單項選擇題

The spread of fire is NOT prevented by（）.

A.shutting off the oxygen supply
B.cooling surfaces adjacent to the fire
C.removing combustibles from the endangered area
D.removing smoke and toxic gases by ensuring adequate ventilation

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單項選擇題

The remote control for a fixed fire extinguishing system should be（）.

A.painted red and labeled
B.concealed from the crew
C.protected by plexiglass
D.padlocked

單項選擇題

The record of tests and inspection of fire fighting equipment on board a ship must include（）.

A.the name of the person conducting the test
B.the weight of the charge
C.recommendations for the next test
D.All of the above