建立后金政权的少数民族是（    ）

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    This is my family tree. My name is Jack. I'm English. I have a big family. My wife(妻子) Allen is a teacher. We have two children. Tom is my son. Linda is my daughter. They are students in No. 2 Middle School. My father's name is Jeff. My mother's name is Grace. They are at home. Bill is my brother. He is a worker. Nancy is my wife's sister. She is a doctor. My wife's mother's name is Sue. Her father's name is Harry. They are old, too.

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读世界两区域轮廓图中，甲、乙两地月平均气温曲线与降水量柱形图，回答以下问题．