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问题:[选择题]

[单项选择题] 阅读下面的程序: Private Sub Form_Click( )   Dim Check, Counter   Check = True   Counter = 0   Do     Do While Counter < 20       Counter = Counter + 1       If Counter = 10 Then         Check = False         Exit Do       End If     Loop   


A.15 0

B.20 -1

C.10 True

D.10 False

参考答案: D

  参考解析

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