A.how many
B.how much
C.about
D.what
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A.clear of
B.know
C.deny
D.investigate
A.incurred
B.happened
C.spent
D.paying out
A.not under command
B.restricted in her ability
C.restrained by her draught
D.underway
A.the state of visibility
B.the traffic density
C.the number of crew on board
D.the maneuverability of the vessel
A.a little deeper aft
B.a little deeper forward
C.at the same draught between fore and aft
D.a balance between two sides
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（）is where the crew eat their meals.
In the Northern hemisphere northerly winds may cause temperature（）.
Which of the following is not an operation mode of AIS?（）
（）is halfway between the forward and after perpendiculars and is reference point for vessel construction.
ECDIS must be able to perform all of the following EXCEPT（）.
Despite the rising importance and great convenience of the gyrocompass,the magnetic compass still retain its importance because of its（）.
Where would you find information about the time of high tide at a specific location on a particular day of the year?（）
Your vessel is docking, but not yet alongside. Which line will be the most useful when maneuvering the vessel alongside the pier?（）.
Berthing means bringing a vessel to her berth until（）.
Before any loading takes place any signs of the previous cargo should do（）.