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單項(xiàng)選擇題

Why are （）easy to be rusted?

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

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單項(xiàng)選擇題

Everything on the bridge should be kept （）.

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

單項(xiàng)選擇題

The equipment is very old. It’s not worth（）.

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