题目内容:
已经在菜单编辑器中设计了窗体的快捷菜单,其主菜单为al,且取消其“可见”属性,如图所示。运行时,以下( )事件过程可以使快捷菜单的菜单项响应鼠标右键单击。A.Private Sub Form_MouseDown(Button As Integer,Shift As Integer,X As Single,YAs Single) IfButton=2 Then PopupMenu al,2End Sub
B.Private Sub Form_MouseDown(Button As Integer, Shift As Integer,X As Single,Y As Single) PopupMenu al,0Fnd Sub
C.private Sub Form_MouseDown(Button As lnteger,Shift As_Integer,X As Single,Y As Single) PopupMenu a lEndSub
D.Private Sub Form_MouseDown(Button As Integer,Shift As eger,X As Single,YAs Single) If(Button=vbLetfButton)Or(Button=vbRightButton)Then PopupMenu alEndSub
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