回答(10)题

回答(10)题A.element B.shape C.formation D.power

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回答(53)题

回答(53)题A.above B.with C.across D.through

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回答(65)题

回答(65)题A.but B.until C.so D.becasue

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回答(54)题

回答(54)题A.feel B.look C.sound D.work

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It can be learned from the passage that oil exploitation ben

It can be learned from the passage that oil exploitation beneath ANWR's frozen e

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