單項選擇題All portable fine extinguishers must be capable of being().

A.carried by hand to a fire
B.carried or rolled to a fire
C.recharged in the field
D.used on class B fires


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2.單項選擇題All the holds to be familiar with the survival craft’s().

A.cleanly/during
B.clear/meawhile
C.clean/between
D.clean/prior to

3.單項選擇題All vessel personnel should be familiar with the survival crafe’s().

A.boarding and operating procedures
B.maintenance schedule
C.navigational systems
D.fuel consumption rates

5.單項選擇題An ABC dry chemical fire extinguisher would be least effective against a fire in().

A.a mattress
B.spilled liquids such as oil or paint
C.high voltage electrical gear
D.a trash can