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.
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相关考题
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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. -
单项选择题
准备弃船。（）
A. Prepare to abandon ship.
B. Prepare for abandon ship.
C. Prepare abandon ship.
D. Prepare for ship.
