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="Bad_Boy|54" />
  </query-continue>
  <query>
    <pages>
      <page pageid="38" ns="0" title="張惠妹" />
      <page pageid="148" ns="0" title="李壽全" />
      <page pageid="289" ns="0" title="八度空間" />
      <page pageid="390" ns="0" title="林俊傑" />
      <page pageid="392" ns="0" title="林夕" />
      <page pageid="414" ns="0" title="B.A.D" />
      <page pageid="416" ns="0" title="蕭敬騰" />
      <page pageid="417" ns="0" title="王力宏" />
      <page pageid="445" ns="0" title="依拜·維吉" />
      <page pageid="455" ns="0" title="賴銘偉" />
    </pages>
  </query>
</api>