单项选择题
When starting CPR on a drowning victim，you should（）.
A.start chest compressions before the victim is removed from the water
B.drain water from the lungs before ventilating
C.begin mouth-to-mouth ventilations as soon as possible
D.do not tilt the head back since it may cause vomiting
相关考题
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单项选择题
When carrying out a parallel track search pattern，the course of the search units should normally be which of the following（）.
A.In the same direction as the anticipated drift
B.In the opposite direction of the anticipated drift
C.Perpendicular to the line of anticipated drift
D.Downwind -
单项选择题
When a rescue vessel approaches a lifeboat in heavy seas，the person in charge of the lifeboat should（）.
A.tie up to the rescue vessel
B.transfer only those personnel who are not seasick
C.wait for calmer weather before transferring personnel
D.transfer all personnel immediately -
单项选择题
Under the International Code of Signals how are geographical locations such as New York City transmitted（）.
A.A commonly used abbreviation such as NYC is used
B.The name is spelled out
C.The geographical coordinates are used
D.The radio station call sign for the nearest marine radio station is used
