A.decrease the holding power of your anchorB.decrease t……

单项选择题Before letting the anchor go，you should check that the（）.

A.chain is clear
B.anchor is clear of obstructions
C.wildcat is disengaged
D.All of the above

单项选择题Anchoring and fishing in this area are（）.

A.danger
B.dangerous
C.dangerously
D.dangering

单项选择题An example of an anchor which has a stock is a（）.

A.Bruce anchor
B.Dunn anchor
C.Hook anchor
D.LWT anchor

单项选择题After casting off moorings at a mooring buoy in calm weather，you should（）.

A.go full ahead on the engine(s)
B.back away a few lengths to clear the buoy and then go ahead on the engines
C.go half ahead on the engines and put the rudder hard right
D.go half ahead on the engines and pass upstream of the buoy

单项选择题A vessel moored with two anchors，sometimes，at an exposed roadstead to（）.

A.aid turning the ship
B.obtain a fine bearing
C.increase ship swings to wind or tide
D.lighten the stress of anchor chains