单项选择题

A.a floating wreckB.a survivor at seaC.a man who had fa……

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

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单项选择题You hear on the radiotelephone the word SECURITE spoken three times. This indicates that（）.

A.a message about the safety of navigation will follow
B.a message of an urgent nature about the safety of a ship will follow
C.the sender is in distress and requests immediate assistance
D.you should secure your radiotelephone

单项选择题You see an iceberg that has not been reported. What kind of radio message do you transmit to warn others?（）.

A.Safety message
B.Urgency message
C.Distress message
D.Routine message

单项选择题There is a drilling rig established（）position 24.1E 25.2N.

A.at
B.on
C.in
D.above