A.gloveB.threadC.derrickD.clothThe （）is used to mend so……

单项选择题The （）part of a vessel on the port side is called port stern.

A.fore
B.aft
C.head
D.bow

单项选择题All the cargo wires must be （）well.

A.washed
B.greased
C.cleaned
D.scraped

单项选择题Cutting pliers can cut the （）.

A.derrick
B.bridge
C.paint
D.wire

单项选择题Pull out the （）with a claw hammer.

A.derrick
B.nuts
C.nails
D.bolts

单项选择题Cutting pliers can （）the wire.

A.repair
B.wash
C.cut
D.adjust