单项选择题
Which of the following would be of immediate concern after discovering a large fire in the ship’s galley?（）
A.An adjacent storeroom，containing spare parts B.A storeroom directly above，containing combustible fluids C.An adjacent storeroom，containing mattresses and linen D.An adjacent storeroom，marked "Stewards Stores"
单项选择题 Which item may be substituted for，in the fireman’s outfit，on a cargo vessel?（）
单项选择题 Which extinguishing agent will cool down a heated bulkhead in the least amount of time?（）
单项选择题 When loading or discharging dry mud or cement，crew members should use goggles and（）.
