A. Bow stern full to port! B. Bow thrust half to port! C. Bow thrust full to starboard ! D. Bow thrust full to port!
单项选择题尾推停车。（）
A. Stern thrust stop. B. Stern stop. C. Bow thrust stop.
单项选择题多少转？（）
A. How many revolutions? B. How many rings? C. How much revolutions? D. What revolution?
单项选择题航向复原。（）
A. Course again. B. Course two. C. Course more. D. Course line.
单项选择题舵不灵。（）
A. No steering. B. No steerage. C. A+B+D D. No answer.
单项选择题留心操舵。（）
A. Mind the wheel. B. Be careful about steering. C. Mind the helm. D. A+C
