单项选择题
The order of importance in addressing damage control on a ship is（）.
A.control flooding，control fire，repair structural damage B.restore vital services，control fire，control flooding C.control fire，restore vital services，control flooding D.control fire，control flooding，repair structural damage
单项选择题 The jackknife stored on an inflatable liferaft will always be located（）.
单项选择题 Paints and solvents on a vessel should be（）.
单项选择题 On a class “B” fire，which portable fire extinguisher would be the LEAST desirable?（）
