单项选择题
Chief，I see that ship（）to her port.
A.turns
B.turning
C.to turn
D.be turning
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A.a little
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C.little
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By regulation，your cargo vessel must have（）.
A.sufficient facilities for the crew to wash their clothes
B.a wash basin in each room
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单项选择题
Before sailing，mariners on duty shall check the headings of magnetic compass by comparison with（）.
A.ship's clock
B.engine movement recorder
C.repeaters
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