gistfile1.txt

using (var connection = new SqlConnection(ConfigurationManager.ConnectionStrings["DBConnString"].ConnectionString))
{
    var parameters = model.Keywords.Select((keyword, index) => new { Name = "@P" + index, Value = keyword });
    var sql = String.Format("SELECT * FROM Table WHERE Id IN ({0})", String.Join(",", parameters.Select(x => x.Name)));
    connection.Open();

    using (var command = new SqlCommand(sql))
    {
        foreach (var p in parameters)
        {
            command.Parameters.Add(p.Name, SqlDbType.NVarChar).Value = p.Value;
        }

        using (var reader = command.ExecuteReader())
        {
            while (reader.Read())
            {

            }
        }
    }
}