A.Carbon dioxide B.Distilled water C.Fresh water D.Salt water
A.does not change B.improves rapidly C.improves only slightly D.becomes poor
A.realized B.practiced C.maintained D.exercised
A.is terminated B.is stopped C.is not terminated D.is not stopped
A.deck fitting used to secured mooring lines B.casting fitting at the side of a weatherdeck, used as a fairlead C.sharp block of wood used to support hygroscopic cargo D.smoke pipe for the galley stove