You are looking at the HTML representation of the XML format.
HTML is good for debugging, but is unsuitable for application use.
Specify the format parameter to change the output format.
To see the non HTML representation of the XML format, set format=xml.
See the complete documentation, or API help for more information. 
<?xml version="1.0"?>
<api>
  <query-continue>
    <alllinks galcontinue="B.J._Ryan|87077" />
  </query-continue>
  <query>
    <pages>
      <page pageid="3328" ns="0" title="壞球" />
      <page pageid="5060" ns="0" title="Tommy John Surgery" />
      <page pageid="31471" ns="0" title="全民打棒球Online" />
      <page pageid="34503" ns="0" title="美日明星賽" />
      <page pageid="37399" ns="0" title="2009年第二屆世界棒球經典賽" />
      <page pageid="39314" ns="0" title="2009年第三十八屆世界盃棒球錦標賽" />
      <page pageid="49497" ns="10" title="模板:2009年第三十八屆世界盃參賽球隊名單" />
      <page pageid="55359" ns="0" title="Baseball Advance" />
      <page pageid="87782" ns="10" title="模板:美日明星賽歷年名單" />
    </pages>
  </query>
</api>