[填空题] 阅读下面的程序： Private Sub Form_Click( ) Dim Check As Boolean，Counter As Integer Check=Tree

[填空题] 阅读下面的程序： Private Sub Form_Click( ) Dim Check As Boolean，Counter As Integer Check=Tree Counter=5DO DO While Counter＜20 Counter=Counter+1 If Counter=10 ThenCheck=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 【9】 。