A.What
B.When
C.At what
D.At when
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A.Except
B.Excepting
C.Except for
D.Except that
A.That
B.It
C.Which
D.What
A.Loading
B.Load
C.Lade
D.Laden
A.Help，Help，Help
B.Mayday，Mayday，Mayday
C.Save，Save，Save
D.Rescue，Rescue，Rescue
A.on
B.at
C.in
D.above
最新試題
（）your present speed?
Should that kind of weather（），the two ships would touch each other.
Vessels wishing to communicate with the Port Health Officer should do（）on VHF Channel 14.
Do you require any further assistance ? My ship is safe now and no assistance is necessary.This VHF communication generally takes place during（）.
（），the cargo plan is not well done.
What does the abbreviation VHF stand for?（）
（），you can’t finish discharging tomorrow!
The height of a VHF radio antenna is more important than the power output wattage of the radio because（）.
The space in Hatch No.4 tweendeck is too（）.
I have been instructed that on my voyage（），I shall call at Maderra to pick up some cargo.