单项选择题
When do sailors make the ship fast? （）
A. When a ship is unmooring. B. After a ship is in position alongside a wharf. C. Before a ship is loading. D. A and C
单项选择题 We should make tug fast on （） .
单项选择题 Make tug（）on the port quarter!
单项选择题 Each line has a large eye splice（）.
