A.is it
B.isn't it
C.is he
D.isn't he
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A.pilot
B.speaker
C.standby wheel
D.automatic pilot
A.large cumulonimbus (thunderclouds) building up
B.high cirrus clouds gradually changing to cirrostratus and then to altostratus
C.fog caused by the warm air passing over the cooler water
D.low dark clouds accompanied by intermittent rain
A.very quick flashing
B.flashing
C.fixed
D.occulting
A.pressure changes in the air mass
B.movement of the air mass
C.the heterogeneous nature of the air mass
D.upper level atmospheric changes
A.which
B.where
C.what
D.who
最新試題
When the Pilot is embarked he or she （）.
The single letter G，sent by an icebreaker to an assisted vessel，means （）.
When a pilot is on board to pilot the vessel the Letter （） must be hoisted．
Gangway （）with pilot ladder on my starboard side．
Which publication should you check for complete information on Puget Sound weather conditions? （）
THE SPEED OF A VESSEL ADJUSTED TO THAT OF A PILOT BOAT AT WHICH THE PILOT CAN SAFELY EMBARK is （）.
From （）the mariner can understand the data of tide．
Which vessel may show three lights in a vertical line，the top and bottom being red and the middle being white? （）
The step of a pilot ladder which prevents the ladder from twisting is the （）.
The transfer procedures for oil products are required to be posted （）.