<table>
<th>
<td>id</td>
<td>select</td>
</th>
<tr>
<td></td>
<td><select>
<option selected>1</option>
<option>2</option>
...
</select></td>
</tr>
<tr>
<td></td>
<td><select>
<option>1</option>
<option selected>2</option>
...
</select></td>
</tr>
...
</table>