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單項(xiàng)選擇題

After a collision or accident involving an uninspected vessel，regulations require that the operator assist persons affected，but only if the operator can do so without（）.

A.further damaging the other vessel
B.undue delay
C.serious danger to his or her own vessel
D.creating a panic on either vessel

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According（）the report，the ship hit the wharf when berthing.

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A wooden float placed between a ship and a dock to prevent damage to both is called a（）.

A.camel
B.dolphin
C.rat guard
D.wedge

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