阅读程序: Option Base 1 Dim arr() As Integer Private Sub Form_Click() Dim i As Integer,j As Integer ReDim arr(3,2) For i=1 To 3 For j=1 To 2 an(i,j) =i*2+j Next Next ReDim Preserve an(3,4) For j=3 To 4 an(3,j) =j+9 Next Print arr(3,2) +air(3,4) End Sub 程序运行后,单击窗体,输出结果为