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document.write("       <table width=\"100%\" border=\"0\" align=\"center\" cellpadding=\"3\" cellspacing=\"1\" style=\"word-break:break-all; word-wrap:break-all;\">        <tr>           <td height=\"30\"><span class=\"name\">本站网友 匿名</span> <font color=\"#666666\">ip:42.7.158.*</font></td>          <td><div align=\"right\"><font color=\"#666666\">2018-09-06 19:00:27 </font></div></td>        </tr>        <tr valign=\"top\">           <td height=\"20\" colspan=\"2\" class=\"text\">已知一圆的周长是已知一圆的周长是已知一圆的周长是已知一圆的周长是20π，那么此圆的半弧长会是多少</td>        </tr>        <tr>           <td height=\"10\">&nbsp;</td>                  </tr>      </table>      <table width=\"100%\" border=\"0\" cellspacing=\"1\" cellpadding=\"3\">        <tr>          <td background=\"/skin/default/images/plhrbg.gif\"></td>        </tr>      </table>");
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