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现有如下Sub过程:  Sub fun(x es single,y as single)    t = x    x = t/y    y = t mod y  End sub在窗体上添加命令按钮(cmD) ,编写如下事件过程:  Private sub cmd_click( )    Dim a as single    Dim b as single    a = 5    b = 4    fun a, b    Msgbox a & chr(10) + chr(13) & b  End sub运行程序后,单击按钮,则在消息框中显示的内容为(  )

  • A.1和1
  • B.1.25和1
  • C.1.25和4
  • D.5和4
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