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單項(xiàng)選擇題

Which is wrong?（）.

A.Dunnage is used to reduce broken space
B.Dunnage is used to benefit ventilation
C.Dunnage is used to segregate cargo
D.Dunnage is used to protect cargo

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單項(xiàng)選擇題

While（）,they met with a storm weather.

A.at sea
B.the ship was at sea
C.she was at sea
D.they w re at sea

單項(xiàng)選擇題

Who’ll pay（）retallying?

A.at
B.by
C.to
D.for

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Which is wrong?（）.

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While（）,they met with a storm weather.

Who’ll pay（）retallying?

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