A. Private Sub Command2_Click() CommonDialog1.DialogTitle="新时代" CommonDialog1.ShowOpen End Sub B.Private Sub Command2 Click() CommonDialog1.DialogTitle="新时代" CommonDialog1.ShowFont End Sub C. Private Sub Command2_Click() CommonDialog1.DialogTitle="新时代" CommonDialog1.Show End Sub End Sub D.Private Sub Command2_Click() CommonDialog1.DialogTitle="新时代" CommonDialog1.ShowColor End Sub