单项选择题

The recessed areas on a wildcat are called（）.

A.pawls
B.sockets
C.pockets
D.devil's claws

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单项选择题
The metal，teardrop-shaped object sometimes used within an eyesplice is a（）.

A.grommet
B.reinforcement
C.splice form
D.thimble
单项选择题
The main advantage of a Chinese stopper over the one line stopper is that it（）.

A.will not jam on the mooring line
B.is stronger
C.is easier to use when under heavy tension
D.is safer to use when under heavy tension
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