單項(xiàng)選擇題Small oil spills on deck can be kept from going overboard by().

A.driving wooden plugs into the vents
B.closing the lids on the vents
C.plugging the scuppers
D.plugging the sounding pipes

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2.單項(xiàng)選擇題An inflatable liferaft is thrown into the water from a sinking vessel. What occurs automatically after the painter trips the CO2 bottles to inflate the raft?()

A.The sea anchor deploys
B.The floor inflates
C.If upside down,the craft rights itself
D.The painter detaches from the raft

3.單項(xiàng)選擇題You hear the general alarm and ship’s whistle sound for over 10 seconds. Traditionally,this is the signal for().

A.abandon ship
B.dismissal from fire and emergency stations
C.fire and emergency
D.man overboard

4.單項(xiàng)選擇題Is extra power available()emergency while maneuvering?

A.for
B.in
C.during
D.to

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