航海英语单项选择题每日一练(2019.10.15)

单项选择题
A package contains nitric acid solution and is radioactive. The radiation level at the package surface is 36 millirems per hour. How should this package be labeled? （）
A.Radioactive II and oxidizer
B.Radioactive II and poison
C.Radioactive I and corrosive
D.Fissile class I
单项选择题
When you doubt the existence of risk of collision,（）.
A.such risk shall be deemed to exist
B.such risk shall not be deemed to exist
C.you needn't take any action to avoid collision with any vessel
D.you should accelerate your speed ahead
单项选择题
Prior to taking over the deck watch in port,the relieving officer shall not be informed by the officer in charge of the deck watch as to（）.
A.the depth of the water at the berth
B.the ship‟s draught
C.the duty of the relieving officer
D.the arrangement of anchor and the scope of the anchor chain
单项选择题
The Sailing Directions contain information on （）.
A.required navigation lights
B.lifesaving equipment standards
C.casualty reporting procedures
D.currents in various locations
单项选择题
The phrase “When built” in the Certificate of Vessel’s Nationality definitely means（）.
A.When was your vessel built
B.At what time is your vessel building
C.When is your vessel built
D.At what time you built your vessel