()mooring,sailors put the rat guard on the moorings.
A、In the end of
B、At the end of
C、On top of
D、At the top of
A、In the end of
B、At the end of
C、On top of
D、At the top of
A、Noticing rise and fall of the tide. B、Adjusting the mooring line. C、Discharging cargoes. D、Receive visitors
A、Sailors keep uplook at sea. B、Sailors keep outlook at sea. C、Sailors keep lookout at sea. D、Sailors keep lookup at sea.