A.Mayday，Mayday，Mayday
B.Pan，Pan，Pan
C.Security，Security，Security
D.Lights out，Lights out，Lights out
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A.to get the engine ready
B.to respond to the engine
C.to maneuver the engine
D.to change the engine
A.due
B.because of
C.because
D.since
A.persist
B.persists
C.to persist
D.persisted
A.pay out
B.make fast
C.shorten
D.hold on
A.calls
B.called
C.calling
D.call
最新試題
How should the letter O be pronounced when spoken on the radiotelephone?（）
The present voyage of my ship began at the port of Shanghai after loading 8 000 tons of Cargo on board and ended after discharging the Cargo at the port of Hong Kong，which was（）.
A mark or place at which a vessel comes under obligatory entry，transit，or escort procedure is know as（）.
If you know that the vessel you are about to call on the VHF radio maintains a radio watch on both the working and the calling frequencies，which frequency should you call on? （）
The height of a VHF radio antenna is more important than the power output wattage of the radio because（）.
All VHF marine band radios operate in the simplex mode，which means that（）.
（）both anchors.
The space in Hatch No.4 tweendeck is too（）.
The control of distress traffic is the responsibility of（）.
The weather is often（）in a high-pressure area.