访问网络后返回的xml 不会解析 求教

  <?xml version="1.0" encoding="UTF-8"?>

  <questions count="1">

    <question>

      <questionnaireId><![CDATA[1]]></questionnaireId>

      <desc><![CDATA[H元素问卷调查]]></desc>

      <questionnaireName><![CDATA[H元素问卷调查]]></questionnaireName>
///////////////////
      <lists>

        <list>

          <questionnaireId><![CDATA[1]]></questionnaireId>

          <sort><![CDATA[1]]></sort>

          <subjectId><![CDATA[1]]></subjectId>

          <lists>

            <list>

              <optionId><![CDATA[0]]></optionId>

              <questionnaireId><![CDATA[1]]></questionnaireId>

              <item />

              <subjectId><![CDATA[1]]></subjectId>

              <checked><![CDATA[false]]></checked>

            </list>

          </lists>

          <stem><![CDATA[ID号]]></stem>

          <part><![CDATA[1]]></part>

          <type><![CDATA[2]]></type>

        </list>
//////////////
        <list>

          <questionnaireId><![CDATA[1]]></questionnaireId>

          <sort><![CDATA[2]]></sort>

          <subjectId><![CDATA[2]]></subjectId>

          <lists>

            <list>

              <optionId><![CDATA[0]]></optionId>

              <questionnaireId><![CDATA[1]]></questionnaireId>

              <item />

              <subjectId><![CDATA[2]]></subjectId>

              <checked><![CDATA[false]]></checked>

            </list>

          </lists>

          <stem><![CDATA[填表日期]]></stem>

          <part><![CDATA[1]]></part>

          <type><![CDATA[2]]></type>

        </list>

        <list>

          <questionnaireId><![CDATA[1]]></questionnaireId>

          <sort><![CDATA[3]]></sort>

          <subjectId><![CDATA[3]]></subjectId>

          <lists>

            <list>

              <optionId><![CDATA[0]]></optionId>

              <questionnaireId><![CDATA[1]]></questionnaireId>

              <item />

              <subjectId><![CDATA[3]]></subjectId>

              <checked><![CDATA[false]]></checked>

            </list>

          </lists>

          <stem><![CDATA[姓名]]></stem>

          <part><![CDATA[1]]></part>

          <type><![CDATA[2]]></type>

        </list>

        <list>

          <questionnaireId><![CDATA[1]]></questionnaireId>

          <sort><![CDATA[4]]></sort>

          <subjectId><![CDATA[4]]></subjectId>

          <lists>

            <list>

              <optionId><![CDATA[0]]></optionId>

              <questionnaireId><![CDATA[1]]></questionnaireId>

              <item />

              <subjectId><![CDATA[4]]></subjectId>

              <checked><![CDATA[false]]></checked>

            </list>

          </lists>

          <stem><![CDATA[性别]]></stem>

          <part><![CDATA[1]]></part>

          <type><![CDATA[2]]></type>

        </list>

        <list>

          <questionnaireId><![CDATA[1]]></questionnaireId>

          <sort><![CDATA[5]]></sort>

          <subjectId><![CDATA[5]]></subjectId>

          <lists>

            <list>

              <optionId><![CDATA[0]]></optionId>

              <questionnaireId><![CDATA[1]]></questionnaireId>

              <item />

              <subjectId><![CDATA[5]]></subjectId>

              <checked><![CDATA[false]]></checked>

            </list>

          </lists>

          <stem><![CDATA[出生日期]]></stem>

          <part><![CDATA[1]]></part>

          <type><![CDATA[2]]></type>

        </list>
//////////////
        <list>

          <questionnaireId><![CDATA[1]]></questionnaireId>

          <sort><![CDATA[6]]></sort>

          <subjectId><![CDATA[6]]></subjectId>

          <lists>

            <list>

              <optionId><![CDATA[0]]></optionId>

              <questionnaireId><![CDATA[1]]></questionnaireId>

              <item />

              <subjectId><![CDATA[6]]></subjectId>

              <checked><![CDATA[false]]></checked>

            </list>

          </lists>
  

          <stem><![CDATA[身高]]></stem>

          <part><![CDATA[1]]></part>

          <type><![CDATA[2]]></type>

        </list>
////////////
        <list>

          <questionnaireId><![CDATA[1]]></questionnaireId>

          <sort><![CDATA[7]]></sort>

          <subjectId><![CDATA[7]]></subjectId>

          <lists>

            <list>

              <optionId><![CDATA[0]]></optionId>

              <questionnair