相关考题
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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 -
单项选择题
（）port anchor，one shackle in water.
A.Throw
B.Heave in
C.Cast off
D.Let go -
单项选择题
You must（）your cable to 5 shackles.
A.cut
B.short
C.be short
D.shorten
