函数重载要求重载的函数必须有和原函数一样的【 】。
参考答案：函数名
解析：重载函数的函数名应和原函数一致。
—I’m afraid you missed a fantastic lecture yesterday. How come you were absent from it?
—If you _______ know, I asked for a day off and visited a relative of mine in hospital.
A．might
B．may
C．shall
D．must
运营流程设计中需要考虑哪些重要问题？
