A.fine
B.cloudy
C.rainy
D.windy
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A.near
B.short
C.close
D.small
A.the port of destination
B.the next port of call
C.the port of arrival
D.the last port of call
A.VHF communications are basically line of sight
B.the air is more dense the higher you go
C.salt water is a poor conductor of sound
D.sea water absorbs the radiated energy
A.Mayday，Mayday，Mayday
B.Pan，Pan，Pan
C.Security，Security，Security
D.Lights out，Lights out，Lights out
A.to get the engine ready
B.to respond to the engine
C.to maneuver the engine
D.to change the engine
最新試題
Should that kind of weather（），the two ships would touch each other.
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? （）
A call between any two ship stations on an intership working frequency shall have a maximum duration of（）.
One hour before arrival at Elbe 1 light vessel，masters are advised to contact the pilot boat by（）.
All VHF marine band radios operate in the simplex mode，which means that（）.
Some goods are missing（）terrible weather.
The space in Hatch No.4 tweendeck is too（）.
I am ready（）tow line.
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（）.
You are making a telephone call ship-to-shore using the VHF-FM service.You can tell that the working channel is busy if you hear（）.