C# .NET - how to set default value as " Select" in combobox in c#?

i have bind one table values (Country names) to combobox.And
 i have  added the  lins  Comb1.Items.Add("Select");

but it is not taking the  value.... help me out

tnx advance

I "think" you'll need to add it to the base data table if you are going to use binding.