单项选择题
发生紧急情况时，船员应知道他们该干什么。（）
A. Crew members don’t know what they do during emergency.
B. Crew members should know what they do in an emergency.
C. Crew members know what they should do during ship abandoning.
D. Crew members know what they do during ship abandoning.
相关考题
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单项选择题
扔给他救生圈，并帮他上船。（）
A. Release a life-jacket and help him come on board.
B. Releasing lifebuoy and help him come on board.
C. Throw him a lifebuoy and help him come on board.
D. Release a life-raft and help him come on board. -
单项选择题
关闭所有防火门并使用干粉灭火器。（）
A. Close all fire doors and use the dry powder extinguisher.
B. Close all fire doors and use the foam extinguisher.
C. Close all fire doors and use the CO2 extinguisher.
D. Close all fire rooms and use the dry powder extinguisher. -
单项选择题
立即发警报。（）
A. Sound the bell immediately.
B. Sound the alarm immediately.
C. Ring the alarm immediately.
D. Ring the bell immediately.
