程序代码：

Private Sub 开始_Click()
停止.Enabled = True
Dim a As Integer
Randomize
Do
a = Fix(Rnd * 10 + 1) '随机产生一个1~10的数赋给a
抽取框.Text = a
结果框.Text = ""
DoEvents
Loop
End Sub

Private Sub 停止_Click()
结果框.Text = 抽取框.Text
已抽题目 = 已抽题目 + 抽取框 + "#"
停止.Enabled = False
End

End Sub

Private Sub 打开抽取的题目_Click()
ActivePresentation.SlideShowWindow.View.GotoSlide Val(抽取框.Text + 1)

End Sub