二级二级VB2013年9月全国计算机等级《二级VB》上机临考冲刺试卷(1)
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假定已经在菜单编辑器中建立了窗体的弹出式菜单,其顶级菜单的名称为al,其“可见”属性为False。程序运行后,单击鼠标左键或右键都能弹出菜单的事件过程是(  )。

2024-07-09

A.Private Sub Form_MouseDown(Button As Integer,_Shift As Integer,X As Single,Y As Single)If Button=1 And Blltton=2ThenPopupMenu a1End IfEnd Sub

B.Private Stlb Form_MouseDown(Button As Integer,_Shift As Integer,X As Single,Y As Single)PopupMenu a1End Sub

C.Private Sub Form—MouseDown(Button As Integer,_Shift As Integer,X As Single,Y As Single)If Button=1 ThenPopupMenu a1End IfEnd Sub

D.Private Sub Form MouseDown(Button As Integer,_Shift As Integer,X As Single,Y As Single)If Buttcn=2 ThenPopupMenu a1End IfEnd Sub

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