单项选择题
Which of the following is not the duty of the sailor on gangway watch? （）
A. Noticing rise and fall of the tide. B. Adjusting the mooring line. C. Discharging cargoes. D. Receive visitors
单项选择题 The duty sailor on the gangway usually looks （）the ship before relieving.
单项选择题 The sailor on gangway watch should （）.
单项选择题 Will you （）me to see your chief officer?
