A.is
B.are
C.was
D.were
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A.one short blast
B.one prolonged blast
C.two short blasts
A.the assistant officer
B.the captain
C.the officer on duty
D.the third officer
A.Both vessels
B.Neither vessel
C.The stand-on vessel
D.The giving-way vessel
A.in numbers
B.with marks
C.in block letters
D.with s mbols
A.shallow water ahead of you
B.submerged wreck ahead of you
C.risk of collision imminent
D.A, B, C are all right
最新試題
The mean draft of a ship is the draft（）.
Which of the following is not a form of precipitation?（）
The helm command PORT TWENTY means（）.
Your vessel is docking, but not yet alongside. Which line will be the most useful when maneuvering the vessel alongside the pier?（）.
What is it called when it is possible to ignite the vapour above the oil?（）
The dew point temperature is（）.
Manoeuvring information can not be obtained from（）.
（）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（）.
Which of the following shall not the officers in charge of the navigational watch do?（）