Lying between the Appalachian Mountains and the Rocky Mountains is one of the worlds great

外语类 专四 已帮助 人

Lying between the Appalachian Mountains and the Rocky Mountains is one of the worlds greatest continental rivers______.

A.the Mississippi River

B.the Ohio River

C.the Hudson River

D.the Columbia River

请帮忙给出正确答案和分析,谢谢!

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