[填空题] 下面程序是用来打印九九乘法表的，请填空。 Private Sub Form_Click()Dim flag As Integer,i As Integer,j As Integer,St

[填空题] 下面程序是用来打印九九乘法表的，请填空。

Private Sub Form_Click()

Dim flag As Integer,i As Integer,j As Integer,Str1$

Str1＝“”

For i＝1 To 9

【11】

For j＝1 To 9

If 【12】 Then

str1=str1+Str$(j)+“*”+Str$(i)+“=”+Str$(Val(i*j))

Else

str1＝str1 & Chf(13)

Exit For

End If

Next j

Next i

Print str1

End Sub