A.give
B.make
C.take
D.use
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A.is
B.are
C.was
D.were
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
最新試題
Which of the following is not a form of precipitation?（）
It is dangerous for vessels without the operational radar（）the estuary.
The helm command PORT TWENTY means（）.
The mean draft of a ship is the draft（）.
The ISM code is part of（）.
Full details of all lights and fog signals are shown on（）.
Despite the rising importance and great convenience of the gyrocompass,the magnetic compass still retain its importance because of its（）.
The force resulting from the earth’s rotation that causes winds to deflect to the right in the Northern Hemisphere and to the left in the Southern Hemisphere is called（）.
Manoeuvring information can not be obtained from（）.
（）is on the panel of radar.