1 new XDocument(
 2    new XElement("ol",
 3        from item in XDocument.Load("http://cnblogs.com/rss").Descendants("item")
 4        select new XElement[]{
 5            new XElement("li",
 6                new XElement("a",(string)item.Element("title"),
 7                    new XAttribute("href",(string)item.Element("link"))
 8                )
 9            )
10        }
11    )
12).WriteTo(new XmlTextWriter(Response.OutputStream,Encoding.UTF8));