单项选择题
A lookout can leave his station（）.
A.at the end of the watch
B.at any time
C.ONLY when properly relieved
D.15 minutes before the end of the watch
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相关考题
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单项选择题
A look-out at the bow sights an object on your port side. How many bell strokes should he sound? （）
A.One
B.Two
C.Three
D.Four -
单项选择题
A helmsman receives the command Right 15 degrees rudder. The helmsman’s IMMEDIATE reply should be（）.
A.Aye Aye Sir
B.Right 15 degrees rudder
C.Rudder is right 15
D.No reply is necessary，just carry out the order -
单项选择题
“How do you read?” “I read you four”（）.
A.excellent
B.bad
C.fair
D.good
