A.before
B.after
C.ago
D.since
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A.who
B.whom
C.what
D.whose
A.how much
B.how many
C.about
D.what
A.after
B.since
C.before
D.for
A.few
B.a few
C.little
D.a little
A.kilometers per hour
B.miles per hour
C.revolution per minute
D.meters per hour
最新試題
The helm command PORT TWENTY means（）.
Which of the following is not an operation mode of AIS?（）
In the Northern hemisphere northerly winds may cause temperature（）.
Despite the rising importance and great convenience of the gyrocompass,the magnetic compass still retain its importance because of its（）.
（）is where the crew eat their meals.
When the wave period and the apparent rolling period are the same（）.
Your vessel is docking, but not yet alongside. Which line will be the most useful when maneuvering the vessel alongside the pier?（）.
The loading of the ship must be done in accordance with（）.
ECDIS must be able to perform all of the following EXCEPT（）.
Manoeuvring information can not be obtained from（）.