求助！wap上面怎么显示表格？

<?xml version="1.0"?>
<!DOCTYPE wml PUBLIC "-//WAPFORUM//DTD WML 1.1//EN"
"http://www.wapforum.org/DTD/wml_1.1.xml"><wml>
<card title="Table">
<p>
 <table columns="3">
  <tr>
   <td>Cell 1</td>
   <td>Cell 2</td>
   <td>Cell 3</td>
  </tr>
 </table>
</p>
</card>
</wml>