题目内容

函数print(“圆周率是:{:.4f}”.format(3.1415926))的执行结果是( )。

A. 圆周率是:3.1415
B. 圆周率是:3.1416
C. 圆周率是:3.141
D. 圆周率是:3.142

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A. how to get your family involved
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D. how to save time

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