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
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? （）
How（）the cargo at loading port?
How should the letter O be pronounced when spoken on the radiotelephone?（）
The space in Hatch No.4 tweendeck is too（）.
All VHF marine band radios operate in the simplex mode，which means that（）.
There is a（）mine in position 50°N，30°W.
I am ready（）tow line.
The control of distress traffic is the responsibility of（）.
I have been instructed that on my voyage（），I shall call at Maderra to pick up some cargo.
The height of a VHF radio antenna is more important than the power output wattage of the radio because（）.