A.without losing the rhythm of respiration
B.only with the help of two other people
C.by not stopping the respiration for more than 5 minutes
D.at ten-minute intervals
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A.directly under the boom
B.moving away from the boom
C.stopped dead in the water
D.tied to the boom
A.hoist man
B.limit switch
C.brake handle
D.preventer bar
A.is
B.is to be
C.will be
D.being
A.with puncture wounds
B.when all other means have failed
C.when the victim is unconscious
D.to prevent bleeding from minor wounds
A.the falls from unhooking if the releasing gear is operated accidentally while the boat is being lowered
B.operation of the release lever until the boat is waterborne
C.the falls from rehooking after they have been released
D.accidental unhooking when the falls become slack
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The Master or person in charge of a ship shall insure that each deck from which lifeboats are launched is（）.
The lifeboat releasing gear lever should be marked with the words（）.
The device that allows a floating ship to sway without bending the marine riser system is the（）.
The MOST important element in administering CPR is（）.
The length of the steering oar in a lifeboat is（）.
Limit switches（）.
Once you have established the daily ration of drinking water in a survival situation，how should you drink it?（）
On an oceangoing vessel，for each person a lifeboat (without desalting kits) is certified to carry，the boat must be supplied with（）.
Lifeboat hatchets should be（）.
The danger associated with using carbon dioxide in an enclosed space is（）.