[单选题]

有如下程序:

Private Sub Form_Click()

D.im Check, Counter

C.heck = True

C.ounter = 0

D.o

D.o While Counter < 20

C.ounter = Counter + 1

If Counter = 10 Then

C.heck = False

E.xit Do

E.nd If

Loop

Loop Until Check = False

Print Counter, Check

E.nd Sub

程序运行后,单击窗体,输出结果为( )。

A.15 0

B.20 -1

C.10 True

D.10 False

参考答案与解析:

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