单项选择题
A. Send out two head lines. B. Send out two stern lines. C. Send out two breast lines. D. Send out two spring.
A. Hold on a little bit! B. Take in the slack a little bit! C. Slack away a little bit! D. Heave in the slack a little bit!
A. Send aft breast line ashore! B. Be ready to let go! C. Take in head line! D. Send out breast line ashore!