单项选择题
A.Liquid B.Dry C.General D.Dry bulk
A lightship is like an/a（）(普通船舶).A. ordinary vesselB. c...
单项选择题A lightship is like an/a（）(普通船舶).
A. ordinary vessel B. common ship C. common vessel D. cargo ship
A container ship is one of the （）(干货) ships .A. liquid ...
单项选择题A container ship is one of the （）(干货) ships .
A. liquid cargo B. general cargo C. dry cargo D. bulk cargo
Some ships have（）(特殊职责) ,such as tugs.A. dutyB. special...
单项选择题Some ships have（）(特殊职责) ,such as tugs.
A. duty B. special duties C. special duty D. special
