单项选择题

In case of your steering gear failed，（）should be exhibited in shapes or lights.

A.not under command
B.restricted in her ability to manoeuvre
C.restrained by her draught
D.underway

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单项选择题
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
单项选择题
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
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