單項(xiàng)選擇題

The first coat to a bare metal surface is the （）(底漆).

A.undercoat
B.primer
C.topcoat
D.thinner

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單項(xiàng)選擇題

The nut is loose. Lend me a （）(螺絲刀) , please.

A.scraper
B.cargo runner
C.hammer
D.screwdriver

單項(xiàng)選擇題

Pull out the （）(釘子) with a claw hammer.

A.nails
B.nuts
C.spanners
D.saws