A.Distress position
B.Spoken words“Mayday，Mayday，Mayday”
C.Ship's name
D.Ship's call letters
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A.generally shorter than the others and is used to steer with
B.is longer than the others and is used as the stroke oar
C.is raised in the bow of the boat for the steersman to steer by
D.longer than the others used for steering
A.immediately jump in the water to assist the individual
B.go to the bridge for the distress flares
C.run to the radio room to send an emergency message
D.call for help and keep the individual in sight
A.danger，stay away
B.all is clear，it is safe to pass
C.all is clear，it is safe to approach
D.a distress signal
A.increasing the righting moment
B.decreasing the vessel's displacement
C.increasing the reserve buoyancy
D.shifting the CG（center of gravity）off center
A.immediately put the rudder over hard right
B.immediately put the rudder over hard left
C.immediately put the engines astern
D.wait until the stern is well clear of the man and then put the rudder over hard right
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An inflatable liferaft should be manually released from its cradle by（）.
When an azimuth of the Sun has been taken and the deviation of the standard magnetic compass computed，the watch officer should record the results（）.
The daily predictions of the times and heights of high and low water for a selection of Standard Ports are given in（）.
After launching，an inflatable raft should be kept dry inside by（）.
A man aboard a vessel，signaling by raising and lowering his outstretched arms to each side，is indicating（）.
Aboard a survival craft，ether can be used to（）.
Many of the lights on this coast are placed so high as to be frequently obscured by（）.
Important changes to charts and lights（including temporary ones），radio signals and sailing directions are listed in（）.
After the boat is at the top of the davit heads，the davit arms begin moving up the tracks and are stopped by the（）.
A person who sees someone fall overboard should（）.