单项选择题
A.in distress B.approaching a bend in the channel C.operating astern propulsion D.intending to overtake another vessel
AS SOON AS I HAVE FURTHER INFORMATION I WILL MAKE ANOTH...
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
An orange flag showing a black circle and square is a（）...
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
An airplane wants a vessel to change course and proceed...
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
