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單項(xiàng)選擇題

The ship has a diesel engine（）a supercharger.

A.with
B.of
C.on
D.over

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單項(xiàng)選擇題

The ship is going to get（）wharf.

A.on
B.in
C.from
D.alongside

單項(xiàng)選擇題

The ship is listing too much due to your faulty method in loading operation.You must keep her（）.

A.flat
B.up
C.upright
D.vertical

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