单项选择题
A. Have the heaving line ready fore and aft. B. Have the head line ready fore and aft. C. Have the breast line ready fore and aft. D. Have the light rope ready fore and aft.
A. Put two shackles into water. B. Two shackles in water. C. Keep two shackles in water. D. All A、B and C are correct.
A. Let go both anchors. B. Drop both anchors. C. Stand by two anchors. D. Stand by both anchors.