相关考题
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单项选择题
Some ships have special duties, such as（）（驳船）.
A. liquid cargo ships
B. general cargo ships
C. barges
D. tugs -
单项选择题
（）（滚装船）have doors at the bow or stern.
A. Tramps
B. Container ships
C. Ro/Ro ships
D. bulk carriers -
单项选择题
（）(送出) two head lines ,one from each side.
A. Heave away
B. Give out
C. Take in
D. Take away
