A.at
B.by
C.in
D.on
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A.home
B.family
C.China
D.returning
A.cast
B.to cast of
C.cast off
D.to cast off
A.OCK TOW BER
B.O RI AN
C.OSS CAH
D.OA KAM
A.about
B.in
C.with
D.from
A.exchange navigational information between vessels
B.exchange navigational information between a vessel and a shore station
C.conduct necessary tests
D.exchange operating schedules with company dispatcher
最新試題
Some goods are missing（）terrible weather.
（），the cargo plan is not well done.
Please（）all the lines fore and aft，the vessel is just in her position of the berth now.
Do you require any further assistance ? My ship is safe now and no assistance is necessary.This VHF communication generally takes place during（）.
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（）.
The generators on your rig have shut down，leaving you without navigation lights. Which emergency signal would you transmit over the VHF radio to alert vessels in the area of your predicament? （）
One hour before arrival at Elbe 1 light vessel，masters are advised to contact the pilot boat by（）.
There is a VHF set（）the front of the wheelhouse.
My ship（）that port next month.
How should the letter O be pronounced when spoken on the radiotelephone?（）