A.careful
B.skill
C.concern
D.caution
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A.has expired
B.has been expired
C.has expiring
D.be expired
A.that
B.it
C.which
D.what
A.arounded
B.inside
C.some distance above
D.underneath
A.to
B.on
C.at
D.in
A.another
B.else
C.other
D.rest
最新試題
The mean draft of a ship is the draft（）.
Manoeuvring information can not be obtained from（）.
The circulation around a low pressure center in the Northern Hemisphere is（）.
The helm command PORT TWENTY means（）.
When steering by autopilot,how often should the steering be checked?（）
The company should establish and maintain procedures to control all documents and date which are relevant to（）.
（）is on the panel of radar.
Shipboard Emergency Drills must be carried out at least（）on board cargo ship.
In the Northern hemisphere northerly winds may cause temperature（）.
Which of the following shall not the officers in charge of the navigational watch do?（）