单项选择题
A.the period of darkness exceeds the period of light B.there is only a partial eclipse of the light C.the periods of light and darkness are equal D.the period of light exceeds the period of darkness
AFTER DROPPING THE PILOT means （）.A.After boarding the ...
单项选择题AFTER DROPPING THE PILOT means （）.
A.After boarding the pilot B.After the pilot leaving the ship C.After the pilot going on board D.After taking the pilot
Above-normal tides near the center of a hurricane maybe...
单项选择题Above-normal tides near the center of a hurricane maybe caused by the （）.
A.high barometric pressure B.jet stream C.storm surge D.torrential rains
A vessel not to impede the passage of another vessel is...
单项选择题A vessel not to impede the passage of another vessel is not relieved （） taking collision-avoiding action.
A.on B.of C.in D.for
