单项选择题
A.Drop the starboard anchor short with about one shot of chain
B.Sheer out to starboard using the rudder，then drop the starboard anchor with about four shots of chain
C.Put the engines slow ahead to help the anchor
D.Veer out more chain on the port anchor
单项选择题 You are underway in fog and you hear one prolonged blast followed by two short blasts.This is a vessel（）.
单项选择题 You are riding to a single anchor.The vessel is yawing excessively.Which action should be taken to reduce the yawing（）.
单项选择题 You are proceeding down a channel and lose the engine（s）.You must use the anchors to stop the ship.Which statement is true（）.