单项选择题At night you observe a vessel ahead show three flashes of a white light. This signal indicates that the vessel ahead is().

A.in distress
B.approaching a bend in the channel
C.operating astern propulsion
D.intending to overtake another vessel


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1.单项选择题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().

A.the captain of a vessel in distress
B.representative of ship owners
C.an officer from port authorities
D.the pilot of a vessel entering a port in foreign country

2.单项选择题An orange flag showing a black circle and square is a().

A.signal indicating a course change
B.distress signal
C.signal of asking to communicate with another vessel
D.signal indicating danger

3.单项选择题An airplane wants a vessel to change course and proceed towards a vessel in distress. The actions of the aircraft to convey this message will NOT include().

A.circling the vessel at least once
B.heading in the direction of the distress location
C.flashing the navigation lights on and off
D.crossing ahead and rocking the wings

4.单项选择题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().

A.immediate danger to collide with another vessel
B.a situation in which more passengers will embark on board
C.berth and ready to disembark her passengers
D.distress

5.单项选择题All of the following are distress signals under the Rules EXCEPT().

A.International Code Signal AA
B.orange-colored smoke
C.red flares
D.the repeated raising and lowering of outstretched arms

6.单项选择题All of the following are distress signals EXCEPT().

A.the continuous sounding of any fog signal apparatus
B.giving five or more short and rapid blasts of the whistle
C.firing a gun at intervals of about a minute
D.a barrel with burning oil in it,on deck

7.单项选择题After putting on a self-contained breathing apparatus,you open the air supply and hear a continuous ringing of a bell. What does this mean?().

A.The unit is working properly
B.The face mask is not sealed properly
C.The air bottle needs to be refilled
D.The air supply hose has a leak

8.单项选择题After launching,an inflatable raft should be kept dry inside by().

A.opening the automatic drain plugs
B.draining the water pockets
C.using the electric bilge pump
D.using the bailers and cellulose sponge

9.单项选择题A vessel in distress should send by radio telephone the two tone alarm signal followed immediately by the().

A.distress position
B.spoken words Mayday,Mayday,Mayday
C.ship's name
D.ship's call letters

10.单项选择题A distress signal().

A.consists of 5 or more short blasts of the fog signal apparatus
B.may be used separately or with other distress signals
C.consists of the raising and lowering of a large white flag
D.is used to indicate doubt about another vessel's intentions