题库 高中信息
题干
某Visual Basic程序如下：
Private Sub Command1_Click()
Dim i As Integer, sum As Integer
sum = 0
For i = 10 To 2 Step -2
sum = sum + i
Next i
Text1.Text = Str(sum)
End Sub
运行程序，单击命令按钮Command1后弹出如图所示的出错信息提示，此时程序正执行的语句是（ ）
Private Sub Command1_Click()
Dim i As Integer, sum As Integer
sum = 0
For i = 10 To 2 Step -2
sum = sum + i
Next i
Text1.Text = Str(sum)
End Sub
运行程序，单击命令按钮Command1后弹出如图所示的出错信息提示，此时程序正执行的语句是（ ）
| A．Sum = 0 | B．For i = 10 To 2 Step -2 |
| C．sum = sum + i | D．Text1.Text = Str(sum) |
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