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單項選擇題

In all but the most severe cases，bleeding from a wound should be controlled by（）.

A.applying direct pressure to the wound
B.submerging the wound in lukewarm water
C.cooling the wound with ice
D.applying a tourniquet

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單項選擇題

In a storm，the windward lines of a ship’s mooring system provide（）.

A.a positive righting moment
B.an increase in KM
C.a negative restoring force
D.a positive restoring force

單項選擇題

In a river subject to tidal currents，the best time to dock a ship without the assistance of tugs is（）.

A.at high water
B.when there is a following current
C.at slack water
D.at flood