单项选择题
Should that kind of weather（），the two ships would touch each other.
A.persist B.persists C.to persist D.persisted
单项选择题 Please（）all the lines fore and aft，the vessel is just in her position of the berth now.
单项选择题 Pilot Station，this is Chinese ship Jinsha（）.Over.
单项选择题 One hour before arrival at Elbe 1 light vessel，masters are advised to contact the pilot boat by（）.
