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【单选题】
According to the author, one can hardly achieve excellence unless one
A.
lives an abnormal life.
B.
sacrifices friendship and family.
C.
has total devotion to work.
D.
ignores popular opinions.
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参考答案：
参考解析：
刷刷题刷刷变学霸
举一反三
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A.
extinguished
B.
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C.
extinct
D.
extreme
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heart attack.
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A.
变大
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变小
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A.
保存在注册表中的路由
B.
在默认情况下系统自动添加的路由
C.
一条默认的静态路由
D.
不能被删除的路由
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A.
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B.
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C.
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A.
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B.
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C.
It comes from the rocks with the action of wind and water.
D.
A series of biological changes happen in the process.