单项选择题
A.an approach from leeward B.an approach from windward C.the most direct approach D.an approach across the wind
A.will always cause a vessel to capsize B.should always be immediately corrected C.always results from off-center weights D.All of the above are correct
A.gently flooding with water B.warming the eye with moist warm packs C.laying the person flat on his back D.mineral oil drops directly on the eye