FileStream fs = new FileStream("1.txt", FileMode.Open, FileAccess.Read);  
                   StreamReader read = new StreamReader(fs, Encoding.Default);  
                   string str;  
                   while (read.Peek() != -1)  
                   {  
                       str = read.ReadLine();  
                       Console.WriteLine(str);  
                   }  
                   read.Close();