大神！求助！谁能帮我看看这是哪儿错了？

堆栈跟踪:
[OleDbException (0x80040e14): SELECT 子句中包含一个保留字、拼写错误或丢失的参数，或标点符号不正确。] System.Data.OleDb.OleDbCommand.ExecuteCommandTextErrorHandling(OleDbHResult hr) +992416 System.Data.OleDb.OleDbCommand.ExecuteCommandTextForSingleResult(tagDBPARAMS dbParams, Object& executeResult) +255 System.Data.OleDb.OleDbCommand.ExecuteCommandText(Object& executeResult) +188 System.Data.OleDb.OleDbCommand.ExecuteCommand(CommandBehavior behavior, Object& executeResult) +58 System.Data.OleDb.OleDbCommand.ExecuteReaderInternal(CommandBehavior behavior, String method) +161 System.Data.OleDb.OleDbCommand.ExecuteReader(CommandBehavior behavior) +116 System.Data.OleDb.OleDbCommand.ExecuteReader() +6 rec.Page_Load(Object sender, EventArgs e) in c:\Users\Administrator\Desktop\简单论坛\list.aspx.cs:73 System.Web.Util.CalliHelper.EventArgFunctionCaller(IntPtr fp, Object o, Object t, EventArgs e) +14 System.Web.Util.CalliEventHandlerDelegateProxy.Callback(Object sender, EventArgs e) +35 System.Web.UI.Control.OnLoad(EventArgs e) +99 System.Web.UI.Control.LoadRecursive() +50 System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +627

OLEDB各种错误，是在让人费解