单项选择题
A.Go ahead on both engines with the rudder hard to one side，if on a twin-screw vessel
B.Back down with the rudder hard to one side，if on a single-screw vessel
C.Take advantage of the tendency to back to port，if on a twin-screw vessel
D.Turn so that the tendency to back into the wind can be used，if on a single-screw vessel
单项选择题 When entering the bridge，pilots of the Suez Canal want the master of the ship to fill in （）.
单项选择题 When dropping anchor，you are stationed at the windlass brake．The most important piece（s）of gear is（are）（）.
单项选择题 What is the best guide for determining the proper scope of anchor chain to use for anchoring in normal conditions（）.