下列地形区中,都位于我国北方地区的是(    ) A.云贵高原、内

下列地形区中,都位于我国北方地区的是(   

A.云贵高原、内蒙古高原                  B.华北平原、东北平原

C.东北平原、云贵高原                    D.长江中下游平原、四川盆地

答案

B

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