单项选择题

If there is a fire in a hold, what should you do?（）……

If there is a fire in a hold, what should you do?（）

A. Close the hatch, accesses and ventilators at once. Flood CO₂ into hold.
B. Open the hatch, accesses and ventilators at once. Flood CO₂ into hold.
C. Close the hatch, accesses and ventilators at once. Flood water into hold.
D. Open the hatch, accesses and ventilators at once. Flood water into hold.

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热门试题

单项选择题（） must know the location as well as the operation of the life-saving and fire-fighting appliances.

A. All officers
B. All engineers
C. All the crew
D. All sailors

单项选择题（）should be saved first in an accident.

A. The ship
B. The cargo on board
C. The persons on board
D. The bridge

单项选择题The emergency alarm is sounded on （）according to master’s order.

A.VHF
B.broadcast
C.radio
D.sextant

单项选择题The life-jacket is usually put （）in your cabin.

A. in the refrigerator
B. in the cupboard
C. under the bed
D. on the table

单项选择题There is a smell of gas in the hold. You must wear your （）.

A. life-jacket
B. fire mast
C. breathing apparatus
D. life suit