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單項選擇題

Vessel in distress（）indicate their position by any method.

A.cannot
B.are no allowed
C.have the right
D.should get permission to

單項選擇題

What following is not among the functions of SOLAS ships?（）

A.receive shore-to-ship distress alerting
B.transmit ship-to-shore distress alerting
C.receive message for public correspondence
D.transmit and receive locating signals