单项选择题

The captain, the chief officer, the chief engineer and the second engineer belong to the management level.（）

A.船长、大副、轮机长、二管轮属于管理级
B.船长、大副、轮机长、大管轮属于管理级
C.船长、大副、大管轮、二管轮属于管理级
D.船长、二副、轮机长、大管轮属于管理级

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单项选择题

A. They work four hours and have four hours for rest.
B. They work eight hours and have four hours for rest.
C. They work four hours and have eight hours for rest.
D. They work eight hours and have eight hours for rest.

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驾驶台始终有驾驶员值班。（）

A. Sailors are always on watch on the bridge.
B. Deck officers are always on watch on the bridge.
C. Sailors are never on watch on the bridge.
D. Deck officers are never on watch on the bridge.

单项选择题

后退一！（）

A. Full ahead!
B. Slow astern!
C. Half astern!
D. Dead astern!