A.which
B.where
C.what
D.who
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A.specified by international authorities
B.specified by national authorities
C.on standard map
D.on the chart or Sailing Directions in use
A.equipped
B.rigged
C.put on
D.put off
A.convey
B.convoy
C.escort
D.conform
A.the vessel
B.shall not vessel
C.the vessel should
D.should vessel
A.light，variable winds with little or no humidity
B.strong，gusty winds that blow from the same general direction all year
C.steady winds that reverse direction semiannually
D.strong，cyclonic winds that change direction to conform to the passage of an extreme low pressure system
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The pilot motor launches are （） blue，with the PILOT in white．
Information on the operating times and characteristics of foreign radiobeacons can be found in which publication? （）
There shall be two principal （） through the harbor for the passage of vessels of over 60 tons burden．
When the movement of engine is no longer required the pilot usually gives the order like this（） .
Which vessel may show three lights in a vertical line，the top and bottom being red and the middle being white? （）
The pilot station （） close west of the end of the breakwater．
If the officer on watch is in any doubt as to the pilot’s actions，or intentions，he should （）.
It’s all right to rig the pilot ladder on lee side （）.
From （）the mariner can understand the data of tide．
The pilot said he （）our vessel directly to the berth．