A.in
B.up
C.on
D.over
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A.whom
B.what
C.which
D.where
A.tightly
B.closely
C.securely
D.strictly
A.watch
B.to watch
C.watching
D.watched
A.to cross
B.cross
C.crossing
D.to crossing
A.at
B.for
C.in
D.on
最新試題
Bales close to the deckhead should be covered to prevent（）.
Before any loading takes place any signs of the previous cargo should do（）.
The ISM code is part of（）.
When steering by autopilot,how often should the steering be checked?（）
Which of the following shall not the officers in charge of the navigational watch do?（）
（）is on the panel of radar.
What is a CORRECT reply to a pilot’s request, How’s your heading?（）
What is it called when it is possible to ignite the vapour above the oil?（）
Which of the following is not a form of precipitation?（）
（）is the act of allocating space to containers on board of a container ship in the order of the discharge ports.