A.float
B.floating
C.floats
D.floated
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A.waiting
B.awaiting
C.awaiting for
D.waited
A.must
B.ought to
C.have to
D.never
A.one minute
B.three minutes
C.five minutes
D.eight minutes
A.answers very well
B.rudder answers all right
C.answers slow
D.answers fast
A.length and width of space
B.length of space only
C.width of space only
D.neither length nor width
最新試題
Which of the following statements is TRUE regarding automatic identification systems (AIS) ?（）
The Departure Report，required by vessels participating in AMVER，must be sent（）.
DO NOT，REPEAT，NOT OVER-TAKE means that you should（）.
The unit of duration of a dash in Morse Code is（）.
The following（）is a standard phrase.
Which of the following statements is TRUE regarding automatic identification systems (AIS)? （）
Electrical wiring on all T-Boats must be（）.
To reduce the amount of catenary you may（）.
Routine radio communications should be no more than（）.
When should the emergency position-indicating radiobeacon be activated after abandoning a ship?（）