how to connect web form using c# and asp.net into sql server in visual studio 2010??

Question

Hello..
Actually, i dont have any experience how to develop website..
But, I need to make a survey form using c# and asp.net in visual studio 2010..
i have create survey.aspx that contains label, button submit and textboxt..
then how to get values from textbox to insert into database??..
i have create database already..
please help me..