单项选择题
Mooring lines both（）were let go.
A.for and aft B.from and aft C.fore and aft D.all and aft
单项选择题 Your（）is 175°from the lighthouse.
单项选择题 To become an officer on board, you must obtain（）.
单项选择题 In a weather report “GMT” stands for（）.
