单项选择题
Emergency full ahead!()
A.应急后退 B.应急前进 C.应急全速前进 D.后退三
单项选择题 Double full astern.()
单项选择题 The pilot asks the quartermaster to change the steering mode from autopilot to manual.()
单项选择题 The captain is responsible for the safety of the crew’s lives, the ship and the cargo. ()