单项选择题
A.thrust B.stern C.engine D.speed
---How many revolutions? ---（）.
A. Slow ahead B. Eighty C. Thirty minutes D. Slow
---Dead slow ahead! ---Reply: （）. ---Report: Engine dead slow ahead.
A. No problem B. OK C. Dead slow ahead D. Yes
---Stand by engine! ---Reply: Stand by engine! ---Report: （）.
A. Stand by B. Stand by engine C. Engine stand by D. OK
微信扫一扫,加关注免费搜题
