void Page_Load(){string rl;WebRequest myReq=WebRequest.Create(http://www.baidu.com);WebResponse myRes=myReq.GetResponse();Stream resStream=myRes.GetResponseStream();StreamReader sr=new StreamReader(resStream,Encoding.Default);StringBuilder sb=new StringBuilder();while((rl=sr.ReadLine())!=null){sb.Append(rl);}result.Text=sb.ToString();myRes.Close();}怎么把這一段web程序改為winform程序，菜鳥求助？