아래처럼 전체 수정하고 했는데도 안나옵니다 왜이러는걸까요 소스좀 봐주세요 ㅠ_ㅠ]

bbs/write.php

$is_name     = false;
$is_password = false;
$is_email    = true;
$is_homepage = true;
$is_1 = true;
$is_2 = true;
$is_3 = true;
$is_4 = true;
if ($is_guest || ($is_admin && $w == 'u' && $member['mb_id'] != $write['mb_id'])) {
    $is_name = true;
    $is_password = true;
    $is_email = true;
    $is_homepage = true;
    $is_1 = true;
    $is_2 = true;
    $is_3 = true;
    $is_4 = true;
}

write.skin.php

<?php if ($is_1) { ?>
        <tr>
            <th scope="row"><label for="wr_1">구분</label></th>
            <td><input type="text" name="wr_1" value="<?php echo $write['wr_1'] ?>" id="wr_1" class="frm_input" size="50"></td>
        </tr>
  <?php } ?>
<?php if ($is_2) { ?>
        <tr>
            <th scope="row"><label for="wr_2">교육기간</label></th>
            <td><input type="text" name="wr_2" value="<?php echo $write['wr_2'] ?>" id="wr_2" class="frm_input" size="50"></td>
        </tr>
  <?php } ?>
<?php if ($is_3) { ?>
        <tr>
            <th scope="row"><label for="wr_3">수강료</label></th>
            <td><input type="text" name="wr_3" value="<?php echo $write['wr_3'] ?>" id="wr_3" class="frm_input" size="50"></td>
        </tr>
  <?php } ?>
<?php if ($is_4) { ?>
        <tr>
            <th scope="row"><label for="wr_4">수강신청</label></th>
            <td><input type="text" name="wr_4" value="<?php echo $write['wr_4'] ?>" id="wr_4" class="frm_input" size="50"></td>
        </tr>
        
        <?php } ?>

list.skin.php

 <th scope="col"><?php echo $list[$i]['wr2'] ;?>교육기간</th>
       <th scope="col"><?php echo $list[$i]['wr_3'] ;?>수강료</th>
        <th scope="col"><?php echo $list[$i]['wr_4'] ;?>수강신청</th>