Network C#

using System;
using System.Net;
using System.Threading;
class ThreadTest {
    static void Main() {
        new Thread(Download).Start();
        Console.WriteLine("download's happening!");
        Console.ReadLine();
    }
    static void Download() {
        using (WebClient wc = new WebClient())
            try {
                wc.Proxy = null;
                wc.DownloadFile("http://www.google.com", "index.html");
                Console.WriteLine("Finished!");
            } catch (Exception ex) {
            }
    }
}