static IEnumerable<T> Sharper<T>(T type, IEnumerable<object> list)
        {
            return list.Cast<T>();
        }
        static IEnumerable<object> GetListForTest()
        {
            return new List<object> { new { first = "ewrwer", last = 5 } };
        } 
        static void Main(string[] args)
        {
            foreach (var o in Sharper(new { first = "simple", last = 0 }, GetListForTest()))
            {
                Console.WriteLine(o.first);
                Console.WriteLine(o.last);
            }

        }