<form method="post" action="form.php">
<table>
<tr>
<td colspan="3">Convert html to doc</td>
</tr>
<tr>
<td colspan="3">Choose the answer</td>
</tr>
<tr>
<td><input type="radio" name="004" value="1" <?=($_POST['004']=='1' ? 'checked="checked"' : '')?>/>1</td>
<td><input type="radio" name="004" value="2" <?=($_POST['004']=='2' ? 'checked="checked"' : '')?>/>2</td>
<td><input type="radio" name="004" value="3" <?=($_POST['004']=='3' ? 'checked="checked"' : '')?>/>3</td>
</tr>
<tr>
<td colspan="3"><input type="submit" name="submit" value="submit" /></td>
</tr>
</table>
</form>