输了这行代码，为什么点击运行没反应呢？
正确的
写法是什么呢

Dim S1 As String, S2 As String
For i = 0 To 3
If Option1(i).Value = True Then S1 = Option1(i).Caption
If Check1(i).Value = 1 Then S2 = S2 & Check1(i).Caption
Next i
MsgBox (Label1.Caption & Text1.Text & Label2.Caption & S1 & Label3.Caption & S2)