设窗体上有3个图像框:Image1、Image2、Image3,并有下面的程序代码: Private Sub Form_Load() Image1.Picture = LoadPicture("LEAF.bmp") Image2.Picture = LoadPicture("OPEN.bmp") Image3.Visible = False End Sub Private Sub Image1_Click() Image2.Picture = Image1.Picture End Sub Private Sub Image2_Click() Image3.Picture = Image2.Picture Image2.Picture = Image1.Picture Image1.Picture = Image3.Picture End Sub 在程序运行期间单击Image2,则在窗体上看到的结果是