單項選擇題

Port-hand buoys are painted （） in color.

A.green
B.red
C.yello
D.white

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單項選擇題

Have you （）paint?

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

單項選擇題

（）is used in bilges and peak tanks.

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