单项选择题
A.master B.agent C.ship owner D.pilot
---What is your rudder? ---（）.A.20°B.20° starboardC.Yes...
---What is your rudder? ---（）.
A.20° B.20° starboard C.Yes，sir D.Sorry
---Ease helm. ---Ease helm. （）. A. Wheel midshipB. C...
---Ease helm. ---Ease helm. （）.
A. Wheel midship B. Course 20° C. Steady D. Port ten
--- Are you on your course? ---Reply: （）!A. No, 2 degre...
--- Are you on your course? ---Reply: （）!
A. No, 2 degrees port off course B. Course 020 degrees C. Steady D.OK
