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>
    <allpages apcontinue="劉真" />
  </query-continue>
  <query>
    <allpages>
      <p pageid="123" ns="0" title="世銀貸款" />
      <p pageid="226" ns="0" title="中等學校教師研習中心" />
      <p pageid="122" ns="0" title="九年國教" />
      <p pageid="252" ns="0" title="僑生春節祭祖" />
      <p pageid="247" ns="0" title="全國校友總會" />
      <p pageid="267" ns="0" title="全校運動會、水上運動大會" />
      <p pageid="271" ns="0" title="全英語國際文化體驗營" />
      <p pageid="151" ns="0" title="公共藝術" />
      <p pageid="130" ns="0" title="公館校區" />
      <p pageid="88" ns="0" title="分類目錄" />
    </allpages>
  </query>
</api>