![](https://lstatic.shangxueba.com/jiandati/pc/images/pc_jdt_tittleico.png)
对窗体编写如下事件过程:Private Sub Form. MouseDown(Button As Integer,Shift As Integer, _ x
对窗体编写如下事件过程: Private Sub Form. MouseDown(Button As Integer,Shift As Integer, _ x As Single, Y As Single) If Button=2 Then Print "AAA" End If End Sub Private Sub Form. MouseUp (Button As Integer,Shift As Integer,_ x As Single,Y As Single) Print "BBB" End Sub 程序运行后,如果单击鼠标右键,则输出结果为 ______。
A.AAA BBB
B.BBB
C.AAA AAA
D.BBB
![](https://lstatic.shangxueba.com/jiandati/pc/images/jdt_panel_vip.png)