A.of
B.on
C.alongside
D.to
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A.that had been driven
B.had been driven
C.have been driven
D.which to have been driven
A.pelican hook
B.hydraulic deck stopper
C.connecting link
D.shackle
A.clean off any mud that may have accumulated on the chain
B.engage or disengage the wildcat
C.fairlead the chain from the hawse pipe to the wildcat
D.prevent the chain from fouling the wildcat
A.situated／connected
B.situated／connecting
C.situating／connected
D.situating／connecting
A.ability of the anchors to hold in a seabed
B.anchor chain catenary length
C.variability of the fairlead
D.angle of the flukes
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Conventional anchors are least likely to hold in a bottom consisting of（）.
You are riding to a single anchor.The vessel is yawing excessively.Which action should be taken to reduce the yawing（）.
Which would you NOT use to report the amount of anchor chain out? Three shots（）.
When turning a ship in restricted space with a strong wind，it is normally best to（）.
Sometimes lights are（）by fog，haze，dust，smoke，or precipitation which may be present at the light，or between the light and the observer，and which is possibly unknown by the observer.
When anchoring，good practice requires 5 to 7 fathoms of chain for each fathom of depth. In deep water you should use（）.
Which safety check（s）should be made before letting go the anchor（）.
A（）is the intersection of the surface of a sphere and a plane passing through the center of the sphere.
Pilotage in this country is（）.
You are underway in fog and you hear one prolonged blast followed by two short blasts.This is a vessel（）.