单项选择题
After an accident the victim may go into shock and die. What should be done to help prevent shock? ()
A.Slightly elevate the head and
B.Keep the person awake
C.Keep the person lying down and at a comfortable temperature
D.Give the person a stimulant to increase blood flow
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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
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A.of
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