asp.net mvc select用法

var statusSelectItems = new List<SelectListItem>
{
    new SelectListItem{Text="失联",Value=""},
    new SelectListItem{Text="正常",Value=""},
    new SelectListItem{Text="维修",Value=""},
    new SelectListItem{Text="维护",Value=""},
    new SelectListItem{Text="下线",Value=""},
    new SelectListItem{Text="其他",Value=""},
};
ViewData["statusSelect"] = new SelectList(statusSelectItems, "Value", "Text");

<div class="col-md-6">
   <div class="form-group">
       <label class="control-label col-md-3">
           @Html.DisplayNameFor(tDto => tDto.Model)
       </label>
       <div class="col-md-8">
           @Html.DropDownListFor(tDto => tDto.Model, ViewData["payPatternSelect"] as SelectList, "---请选择模式---", new { @class = "form-control" })
       </div>   </div>
</div>