题目内容
All the crewmembers should do their duty according to the ________.
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If a ship is severely damaged and cannot operate normally, the Shipmaster will order to ________ the ship.
Without sufficient life-saving appliances, a ship will be detained by the ________.
The ________ is always the priority over all other things at sea.
During a lifeboat drill, the ________ takes care of the engine room work.
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