stop ventilation
stop the vessel
de-energize the circuit
apply water to extinguish the fire
第1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
第2题：
CO2 and Halon extinguishers are used for electrical fire, as well as （）fire.
第3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
第4题：
Shutting off electricity to damaged cables
Pumping fire-fighting water overboard
Maneuvering the vessel so the fire is on the lee side
Removing burned debris from the cargo hold
第5题：
Chief, the （）(灭火队)is ready.
第6题：
An important step in fighting any electrical fire is to ______.
A.stop ventilation
B.stop the vessel
C.de-energize the circuit
D.apply water to extinguish the fire
第7题：
Where do you post your （）(火势控制图)?
第8题：
One disadvantage of using regular dry chemical（sodium bicarbonate）in firefighting is that ______．
A.It can break down under high heat and emit noxious fumes
B.It will decompose under prolonged storage and lose its effectiveness
C.Fire has been known to flash back over the surface of an oil fire
D.It is ineffective in fighting fires in high-voltage electrical equipment
第9题：
Which of the following is the MOST important step in any disaster recovery plan？（）
第10题：
contaminating food with extinguishing agent
spreading through the engineering space
loss of stability
a grease fire in the ventilation system