单项选择题

What should be used to steer an open lifeboat if the rudder becomes lost or damaged?（）

A.Sea anchor
B.Steering oar
C.Spare rudder
D.Dagger board

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单项选择题

What is placed on the under side of an inflatable liferaft to help prevent it from being skidded by the wind or overturned?（）

A.Water pockets
B.A keel
C.Strikes
D.Sea anchor

单项选择题

What is one of the FIRST things you would do on boarding an inflatable liferaft?（）

A.Open equipment pack
B.Post a lookout
C.Issue anti-seasickness medicine
D.Pick up other survivors

单项选择题

What is NOT a function of the air supply of a covered lifeboat?（）

A.Provides air for engine combustion
B.Pressurizes water spray system
C.Provides air for passenger respiration
D.Prevents smoke and other noxious fumes from entering craft