A.where
B.that
C.this
D.which
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A.in
B.on
C.to
D.for
A.break
B.broke
C.breaked
D.broken
A.obliged
B.obliging
C.oblige
D.being obliged
A.to
B.with
C.on
D.for
A.how many
B.how much
C.about
D.what
最新試題
Despite the rising importance and great convenience of the gyrocompass,the magnetic compass still retain its importance because of its（）.
A tide is called diurnal when（）.
Which of the following is not an operation mode of AIS?（）
The loading of the ship must be done in accordance with（）.
It is dangerous for vessels without the operational radar（）the estuary.
Manoeuvring information can not be obtained from（）.
According to the relevant regulation, lifeboat should be powered by（）.
How long are you prohibited to consume alcohol prior to serving as a member of a watch?（）
When steering by autopilot,how often should the steering be checked?（）
The ISM code is part of（）.