A.of B.to C.for D.on
单项选择题A vessel showing a yellow light over a white light at night is a vessel().
A.engaged in piloting B.towing astern C.engaged in fishing D.in distress
单项选择题A message warning of a tropical storm should be sent as a(n)().
A.routine message B.urgent message C.distress message D.safety message
单项选择题A crew member has just fallen overboard off your port side. Which action should you take?().
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
单项选择题()of the following messages is allowed to be transmitted on the radiotelephone without the authority of the Master.
A.Urgency signal B.Safety signal C.Distress signal D.None of the above
单项选择题MV SUDAN MEAN AT 0200UTC IN POSITION 40.44N 141.52E PASSED A DERELICT ABOUT 40 TONS HALF SUBMERGED AND IS DRIFTING. This cable says that she met with possibly().
A.a floating wreck B.a survivor at sea C.a man who had fallen overboard D.a drilling rig