单项选择题
The distance a vessel moves parallel to the original course from the point where the rudder is put over to any point on the turning circle is called the（）.
A.advance B.drift angle C.pivoting point D.transfer
单项选择题 The distance a vessel moves at right angles to the original course，when a turn of 180°has been completed，is called the（）.
单项选择题 The best method to secure a towline to bitts is to（）.
单项选择题 One of your crew members falls overboard from the starboard side. You should IMMEDIATELY（）.
