Once a scavenge fire is detected, fuel should be shut off from the affected cylinders and cylinder lubrication increased （） the risk of seizure.

A.will be speeded up
B.should be slowed down
C.must slow down
D.have to be slow down

A.the trunking should be opened up
B.should the trunking be opened up
C.the trunking should not be opened up
D.should the trunking not be opened up

A.cooling jacket
B.cylinder liner
C.piston crown
D.cylinder cover