PHP 表单上传总是“upload NOT successful”
<?php
include_once 'include/config.php';
include_once 'include/db.php';

include_once 'check.php';

$sss = new HAYA_check();
$applyuser = $sss->user();

//list
$username = $_REQUEST["username"];
$gender = $_REQUEST["gender"];
$testdate = ($_REQUEST["testdate"]=="") ? "0000-0-0" : $_REQUEST["testdate"];
$monaddate = ($_REQUEST["monaddate"]=="") ? "0000-0-0" : $_REQUEST["monaddate"];
$email = $_REQUEST["email"];
$tel1 = $_REQUEST["tel1"];
$tel2 = $_REQUEST["tel2"];
//$listtype = $_REQUEST["listtype"]);
$parentinfo = $_REQUEST["parentinfo"];
$studentinfo = $_REQUEST["studentinfo"];
$continueclass = $_REQUEST["continueclass"];
$studiedclassno = $_REQUEST["studiedClassno"];
$teachername = $_REQUEST["teachername"];
$consultant = $_REQUEST["consultant"];
$assistant = $_REQUEST["assistant"];
$senateclass = $_REQUEST["Senateclass"];
$senateaudit = $_REQUEST["Senateaudit"];
$classno = $_REQUEST["classno"];
$classname = $_REQUEST["classname"];
$grade = $_REQUEST["grade"];
$classsuffix = $_REQUEST["classsuffix"];
$startdate = ($_REQUEST["startdate"]=="") ? "0000-0-0" : $_REQUEST["startdate"];
$enddate = ($_REQUEST["enddate"]=="") ? "0000-0-0" : $_REQUEST["enddate"];
$classfrequency = $_REQUEST["classfrequency"];
$classplace = $_REQUEST["classplace"];
$fee = ($_REQUEST["fee"] == "") ? 0 : $_REQUEST["fee"];
$describe = $_REQUEST["describe"];
$transferfee = ($_REQUEST["transferfee"] == "") ? 0 : $_REQUEST["transferfee"];
$normalnumber = ($_REQUEST["normalnumber"] == "") ? 0 : $_REQUEST["normalnumber"];
$classroom = $_REQUEST["classroom"];
$classarrange = $_REQUEST["classarrange"];
$discount = $_REQUEST["discount"];
$discountreson1 = $_REQUEST["discountreson1"];
$discountreson2 = $_REQUEST["discountreson2"];
$discountreson3 = $_REQUEST["discountreson3"];
$unitprice = $_REQUEST["unitprice"];
$allclassfrequency = ($_REQUEST["allclassfrequency"] == "") ? 0 : $_REQUEST["allclassfrequency"];
$allclasstimes = ($_REQUEST["allclasstimes"] == "") ? 0 : $_REQUEST["allclasstimes"];
$allfee = ($_REQUEST["allfee"] == "") ? 0 : $_REQUEST["allfee"];