单项选择题
A. Let go both anchors. B. Drop both anchors. C. Stand by two anchors. D. Stand by both anchors.
A. Heave up the cable and leave one shackle in water. B. Weigh anchor and leave one shackle in water. C. Lower the cable and leave one shackle in water. D. Drop anchor and leave one shackle in water.
A. How many shackles are out ? B. How much shackles are out ? C. How much cable is out ? D. How many cable is out ?