A.a commercial ship-to-ship channel
B.the last frequency that was used
C.the distress and calling frequency
D.the radio only if expecting a call
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A.horizontally and directly abeam of your vessel
B.at the vessel whose attention you want to attract
C.into the wind
D.at greater than 60 degrees above the horizon
A.abandon ship
B.assist in taking whatever action is necessary to avoid collision
C.hold course and speed
D.sound a distress signal
A.Red flares or red rockets
B.Continuous sounding of fog signaling apparatus
C.International Code Flags November and Charlie
D.Basket hanging in the rigging
A.A continuous sounding of the fog horn
B.Firing a gun every minute
C.Five or more short rapid blasts on the whistle
D.A square flag and ball flown from the mast
A.forty two months from the date of manufacture
B.thirty six months from the date of the last inspection
C.twenty four months from the date of approval
D.twelve months from the date of purchase
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If you are transmitting a distress message by radiotelephone you should（）.
ALL PASSENGERS OF DECK NO.2 ARE REQUESTED TO FOLLOW THE CREW MEMBERS WHO WILL ESCORT YOU TO YOUR ASSEMBLY STATIONS. From this sentence you can concluded that the vessel is in（）.
At night you observe a vessel ahead show three flashes of a white light. This signal indicates that the vessel ahead is（）.
When two vessels are in immediate danger of collision，the stand-on vessel must（）.
The radiotelegraph alarm signal may be used to announce（）.
The color of rockets，shells，or rocket parachute flares used to indicate that the vessel is in distress and requires immediate assistance is（）.
A vessel in distress should send by radio telephone the two tone alarm signal followed immediately by the（）.
AS SOON AS I HAVE FURTHER INFORMATION I WILL MAKE ANOTHER ANNOUNCEMENT. I ASK YOU KINDLY TO REMAIN CALM. THERE IS NO DANGER AT THIS TIME. These words are likely from（）.
Acknowledgement by you of receipt of a distress message from a vessel which，beyond any possible doubt，is not in your vicinity and is a long distance away must be made when（）.
What is NOT a distress signal?（）