单项选择题
A. Dangerous cargo B. Dry cargo C. Dry bulk cargo D. Bulk cargo
There is a （）(灯塔).A. lighthouseB. light buoyC. light ca...
单项选择题There is a （）(灯塔).
A. lighthouse B. light buoy C. light castle D. lightship
（）(液体)cargo is carried by tankers.A.DangerousB.LiquidC....
单项选择题（）(液体)cargo is carried by tankers.
A.Dangerous B.Liquid C.Inflammable D.Heavy
（）(干散) cargo is carried by bulk carriers.A.LiquidB.DryC...
单项选择题（）(干散) cargo is carried by bulk carriers.
A.Liquid B.Dry C.General D.Dry bulk
