单项选择题
If we have a pilot on board , we should take down （） and hoist （） .（）
A. flag H ； flag G
B. flag G； flag H
C. flag H ； flag Q
D. flag G； flag Q
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相关考题
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单项选择题
When the anchor reaches the bottom ,hoist the anchor （）by day.
A.ball
B.flag
C.light
D.lamp -
单项选择题
Letter “G” shows that“ （）”.
A. I have a pilot on board
B. I require a pilot.
C. I have stopped.
D. My vessel is healthy . -
单项选择题
Letter “H” means“（）”.
A. I have a pilot on board
B. I require a pilot
C. I have stopped
D. My vessel is healthy
