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【单选题】
When Holman was a boy, he ____.A.
had perfect vision
B.
was unhealthy
C.
was blind
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【单选题】When fighting a fire with a portable dry chemical fire extinguisher，the stream should be directed（）.
A.
over the top of the flames
B.
off a bulkhead into the fire
C.
in front of the fire
D.
at the base of the fire
【单选题】When fighting a large fire on your vessel and attacking it from ABOVE the space on fire，it is important to ______．
A.
Rotate personnel，due to heat stress
B.
Station personnel on the hot deck immediately above the fire
C.
Stay low by crouching or kneeling on deck
D.
All of the above
【单选题】Ship fire-fighting organization includes _____.
A.
general alarm and fire control plans
B.
muster stations and duties of individual
C.
patrol system
D.
All of the above
【单选题】When fighting a fire in a space containing an IMO class 1 hazardous cargo, the most effective fire fighting procedure is to ___.
A.
use high-expansion foam
B.
activate the fixed CO2 firefighting system
C.
use water from fire hoses or a sprinkler system
D.
shut down the ventilation and exclude all air to smother the fire
【单选题】A foam-type portable fire extinguisher is most useful in fighting a fire in ______.
A.
generators
B.
oil drums
C.
the bridge controls
D.
combustible metals
【单选题】The basic training in fire prevention and fire fighting should include the theoretical elements which should cover _____.
A.
the three elements of fire and explosion
B.
lower and upper flammable limits
C.
classification of flies and applicable extinguishing agents
D.
All of the above
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