三、图形推理（61～70题)∶要求考生仔细观察给出的图形。根据题意找出其中的变化规律。从备选项中选出

A.Class "A" and class "B"

B.Class "B" and class "C"

C.Class "A" and class " C"

D.Class "C", class "D", and class "E"

Which of the listed classes of fire is considered as one involving electrical equipment？

A.Class "A

B.Class "B"

C.Class "C"

D.Class "D"

If ignited, which of the listed materials would be a class "B" fire？

A.Magnesium

B.Paper

C.Wood

D.Diesel Oil

Which of the listed burning materials would be described as a class "B" fire？

A.Acetylene

B.Lube oil

C.Grease

D.All of the above

A.Dry chemical

B.Halon

C.Low velocity fog

D.Steam

A.Fuel oil

B.Wood

C.Celluloid

D.Electrical insulation

A.Engine room bilges

B.Paint locker

C.Battery storage locker

D.Fuel oil tank

Which of the listed fire extinguishers cannot be easily recharged aboard ship？

A.Soda acid

B.Carbon dioxide

C.Dry chemical

D.cartridge-operated Foam

—Which ______ , bread or rice？

—______ will do.

A. had you better eat; Both

B. would you like; All

C. do you like most; None

D. would you rather have; Either

A．Rain

B．Fire

C．Leakage

D．Hooking