單項選擇題The distance gained in the direction of the original course when you are making a turn is known as（）.

A.advance
B.drift
C.tactical diameter
D.transfer


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3.單項選擇題The best method to secure a towline to bitts is to（）.

A.take a round turn on the bitt farthest from the pull and use figure-eights
B.take a round turn on the bitt closest to the pull and use figure-eights
C.use figure-eights and take a round turn at the top of the bitts
D.use only figure-eights

4.單項選擇題One of your crew members falls overboard from the starboard side. You should IMMEDIATELY（）.

A.apply left rudder
B.throw the crew member a life preserver
C.begin backing your engines
D.position your vessel to windward and begin recovery

5.單項選擇題MOVING OF AN ANCHOR OVER THE SEA BOTTOM INVOLUNTARILY BECAUSE IT IS NO LONGER PREVENTING THE MOVEMENT OF THE VESSEL defines（）.

A.Dredging (of anchor)
B.Dragging (of anchor)
C.Weighing anchor
D.Walking out anchor