单项选择题
When two fire hose teams are attacking a fire they should（）.
A.use different fire hose pressures B.use fire hoses of different sizes C.not attack the fire from opposite sides D.not wear protective clothing
单项选择题 When towing astern what equipment should be stowed ready for use near the towline?（）
单项选择题 When should a fire be ventilated?（）
单项选择题 When possible，what should be the FIRST step in combating a fire on deck resulting from a cargo overflow or a leaking cargo line?（）
