We took usual steps:sounding the depth，reversing and stopping engine，paying out anchor and 60 fathoms of chain cable in the depth of 12 fathoms．The operation above is（）.

Wale shores would be used when drydocking a vessel with（）.

A.tumble home
B.excessive deadrise
C.excessive trim
D.a list

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Vessels lying afloat at buoys for more than 24 hours should use anchor chain for（）and insurance wire for（）.

A.bow mooring／stern line
B.forward spring／after spring
C.forward breast rope／forward spring
D.slip rope／stern line

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