A.of
B.to
C.on
D.with
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A.to
B.on
C.of
D.for
A.urgency or an emergency
B.the vessel's national identity signal
C.a group from the general signal code
D.a group from the medical signal code
A.Hard rubber
B.Canvas
C.Leather
D.Sponge rubber
A.at the lowest point
B.near the batteries
C.at the highest point
D.only when charging is in progress
A.take part
B.watch
C.go to their quarters
D.stay out of the way and do what they want
A.obliged
B.obliging
C.oblige
D.being obliged
A.repair
B.repaired
C.repairing
D.to repair
A.good getting ground
B.good holding ground
C.good grabbing ground
D.good handling ground
A.existing visibility conditions,limited only by the curvature of the Earth
B.perfect visibility conditions,limited only by the curvature of the Earth
C.existing visibility conditions,limited only by the intensity of the light
D.perfect visibility conditions,limited only by interference from background lighting
A.hauling in on the anchor line as you would any anchor
B.getting all hands to assist
C.its trip line
D.cutting the line,as you cannot haul it back in
最新试题
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If passengers are on board when an abandon ship drill is carried out,they should().
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