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
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相关考题
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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 -
单项选择题
“Full speed ahead” and “Full speed astern” are（）given by the officers or the pilots.
A.sailing orders
B.speed orders
C.wheel orders
D.telegraph orders
