编写如下事件过程:()Private Sub Form_MouseMove(Button As Integer, Shift As Integer, X As Single, Y As Single)
编写如下事件过程:()Private Sub Form_MouseMove(Button As Integer, Shift As Integer, X As Single, Y As Single) If (Button And 3) = 3 ThenPrint "AAAA"End IfEnd Sub程序运行后,为了在窗体输出“AAAA”,应按下的鼠标键为()