填空题
阅读下面的程序：
Private Sub Form_Click()
Dim Check As Boolean,Counter As Integer
Check=True
Counter=5
Do
Do While Counter＜20
Counter=Counter+1
If Counter=10 Then
Check=False
Exit Do
End If
Loop
Loop Until Check=False
Print Counter
End Sub
程序运行后，单击窗体，输出结果为（）。