求C#大神帮解决继承问题

Question

namespace ConsoleApplication5{    class Program    {        static void Main(string[] args)        {            string requestUrl = "http://www.most.gov.cn/tztg/201605/t20160503_125403.htm";            HttpWebRequest myReqeust = WebRequest.Create(requestUrl) as HttpWebRequest;            myReqeust.Timeout = 1000 * 5; //1秒 = 1000毫秒            myReqeust.Method = "GET";            HttpWebResponse myResponse = myReqeust.GetResponse() as HttpWebResponse;            HttpWebResponse response = (HttpWebResponse)myReqeust.GetResponse();            Encoding htmlEncoding = Encoding.GetEncoding("GBK");            using (StreamReader reader = new StreamReader(myResponse.GetResponseStream(), htmlEncoding))            {                string html = reader.ReadToEnd();            }        }        public void Main(string[] myReqeust)        {            Program programl = new Program();            int i = Program.main(myReqeust);            var text = File.ReadAllText("TextFile1.txt");                var doc = new HtmlAgilityPack.HtmlDocument();                doc.LoadHtml(text);                var xpath = "//title[@*]";                var books= doc.DocumentNode.SelectNodes(xpath);                foreach (var book in books)              {                Console.WriteLine(book.OuterHtml);              }        }           }}