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
（）is the act of allocating space to containers on board of a container ship in the order of the discharge ports.
In the Northern hemisphere northerly winds may cause temperature（）.
When the wave period and the apparent rolling period are the same（）.
What is it called when it is possible to ignite the vapour above the oil?（）
Manoeuvring information can not be obtained from（）.
Bales close to the deckhead should be covered to prevent（）.
The circulation around a low pressure center in the Northern Hemisphere is（）.
（）is halfway between the forward and after perpendiculars and is reference point for vessel construction.
Which of the following shall not the officers in charge of the navigational watch do?（）
It is dangerous for vessels without the operational radar（）the estuary.