Port-hand buoys are painted （） in color.

单项选择题Have you （）paint?

A.any
B.some
C.lot
D.a lot

单项选择题（）is used in bilges and peak tanks.

A.Bitumen
B.Cement wash
C.Paint
D.Varnish

单项选择题Why are （）easy to be rusted?

A.ropes
B.gloves
C.ships
D.drafts

单项选择题Everything on the bridge should be kept （）.

A.dirty
B.bad
C.clean
D.disorder

单项选择题The equipment is very old. It’s not worth（）.

A.to repair
B.repair
C.repaired
D.repairing