public ActionResult TupleTest()

        {

            LinqDBEntities db = new LinqDBEntities();

            dynamic data = db.StuInfo.ToList().Select(s => Tuple.Create(s.StuNum, s.StuName, s.StuAge,s.StuSex, s.ClassID));

            ViewData["data"] = data;

            return View();

        }

@{            dynamic dd = ViewData["data"];

            foreach (var item in dd)

            {

                Response.Write(item.Item1+"-"+item.Item2+"-"+item.Item3+"-"+item.Item4+"-"+item.Item5+"<br>");

            }   
}