The project worked in Vb language and Iwant to convert to C# language 
Excuse me helped  when the project is delivered within two days
Imports System.Data
Imports System.Data.OleDb
Imports System.Web.Configuration
Partial Class _Default
    Inherits System.Web.UI.Page
    Dim Con As New Data.OleDb.OleDbConnection(Web.Configuration.WebConfigurationManager.ConnectionStrings("MyConnectionString").ConnectionString)
    Protected Sub Page_Load(ByVal sender As Object, ByVal e As System.EventArgs) Handles Me.Load
        Dim cmd2 As New OleDbCommand("select Q,a1,a2,a3,a4 from ope", Con)
        Con.Open()
        Dim dr As OleDbDataReader = cmd2.ExecuteReader
        If dr.Read Then
            label2.Text = dr(0)
            RadioButton1.Text = dr(1)
            RadioButton2.Text = dr(2)
            RadioButton3.Text = dr(3)
            RadioButton4.Text = dr(4)
        End If
        dr.Close()
        Con.Close()
    End Sub
    Protected Sub Button4_Click(ByVal sender As Object, ByVal e As System.EventArgs) Handles Button4.Click        
        If RadioButton1.Checked = False AndAlso RadioButton2.Checked = _
        False AndAlso RadioButton3.Checked = False AndAlso RadioButton4.Checked = False Then
            Exit Sub
        End If
        'Try
        '    If Request.Cookies("vv").Value = "t" Then
        '        Label3.Visible = True
        '        Exit Sub
        '    End If
        'Catch ex As Exception
        'End Try        
        Dim x, y(3) As Byte
        If RadioButton1.Checked Then x = 0 : GoTo x
        If RadioButton2.Checked Then x = 1 : GoTo x
        If RadioButton3.Checked Then x = 2 : GoTo x
        If RadioButton4.Checked Then x = 3
x:        
        Dim cmd As New OleDbCommand("select r1,r2,r3,r4 from ope", Con)
        Con.Open()
        Dim dr As OleDbDataReader = cmd.ExecuteReader
        If dr.Read Then
            y(0) = dr.Item(0)
            y(1) = dr.Item(1)
            y(2) = dr.Item(2)
            y(3) = dr.Item(3)
        End If
        dr.Close()
        Con.Close()
        y(x) += 1
        Dim cmd2 As New OleDbCommand("update ope set r" & CStr(x + 1) & " = " & CStr(y(x)), Con)
        Dim updated As Integer
        Con.Open()
        updated = cmd2.ExecuteNonQuery()
        Con.Close()
        Panel1.Visible = False
        Panelxxx.Visible = True
        '==================================================
        '==================================================
        Dim tx As Integer = y(0) + y(1) + y(2) + y(3)
        rr1.Text = RadioButton1.Text
        rr2.Text = RadioButton2.Text
        rr3.Text = RadioButton3.Text
        rr4.Text = RadioButton4.Text
        v1.Text = CStr(y(0)) & "صوت"
        h1.Text = CStr(CInt((y(0) / tx) * 100))
        Image1.Width = CInt(h1.Text * 2)
        v2.Text = CStr(y(1)) & "صوت"
        h2.Text = CStr(CInt((y(1) / tx) * 100))
        Image2.Width = CInt(h2.Text * 2)
        v3.Text = CStr(y(2)) & "صوت"
        h3.Text = CStr(CInt((y(2) / tx) * 100))
        Image3.Width = CInt(h3.Text * 2)
        v4.Text = CStr(y(3)) & "صوت"
        h4.Text = CStr(CInt((y(3) / tx) * 100))
        Image4.Width = CInt(h4.Text * 2)
        Dim ck1 As New HttpCookie("vv", "t")
        Response.Cookies.Add(ck1)
        ck1.Expires = Now.AddDays(20)
    End Sub
End Class