A.backup
B.blocking
C.choking
D.obstructing
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A.on
B.in
C.out
D.with
A.this
B.who
C.which
D.it
A.if
B.very
C.too
D.very much
A.ample
B.sufficient
C.enormous
D.incredible
A.straits
B.channels
C.canals
D.roadsteads
最新試題
What is it called when it is possible to ignite the vapour above the oil?（）
Your vessel is docking, but not yet alongside. Which line will be the most useful when maneuvering the vessel alongside the pier?（）.
Fog is likely to occur when there is little difference between the dew point and the（）.
In the Northern hemisphere northerly winds may cause temperature（）.
The ISM code is part of（）.
The mean draft of a ship is the draft（）.
（）is halfway between the forward and after perpendiculars and is reference point for vessel construction.
The dew point temperature is（）.
What is a CORRECT reply to a pilot’s request, How’s your heading?（）
According to the relevant regulation, lifeboat should be powered by（）.