单项选择题
A. The chain is not upright B. The chain is upright C. The chain is slack D. The chain is not slack
The expression “Drop anchor” means “（）”.A. Hold anchorB...
单项选择题The expression “Drop anchor” means “（）”.
A. Hold anchor B. Let go anchor C. Weigh anchor D. Anchor aweigh
According to the report, the ship hit the wharf when （）...
单项选择题According to the report, the ship hit the wharf when （）.
A.moor B.berthing C.berth D.berthed
Keep clear of the （）!A.boyB.bittC.buoyD.bollard
单项选择题Keep clear of the （）!
A.boy B.bitt C.buoy D.bollard
