新手求教，如何从html文档中获取表格数据到Listview中？

最近想编写一个自动查询成绩的小程序
我用webbowser自动登入，然后转到成绩查询的页面，将网页源代码赋给了一个字符串变量，想提取其中的表格内容到一个listview（或其它方便的能够显示表格的控件）中显示，应该如何做呢？网页代码如下（由于字数限制精简过内容，但不影响结构）
只提取学期（不在table内）、课程名、学分和分数<html>
<head>
    <link rel="stylesheet" type="text/css" href="/css/newcss/project.css">
</head>
<body style="OVERFLOW: auto" leftmargin="0" topmargin="0" marginheight="0" marginwidth="0">
    <a name="2011-2012学年秋(两学期)"></a>
    <table cellspacing="0" cellpadding="0" width="100%" align="center" border="0">
        <tbody>
            <tr>
                <td class="Linetop"></td>
            </tr>
        </tbody>
    </table>
    <table id="tblHead" class="title" cellspacing="0" cellpadding="0" width="100%" border="0">
        <tbody>
            <tr>
                <td width="80%">
                    <table cellspacing="0" cellpadding="0" align="left" border="0">
                        <tbody>
                            <tr>
                                <td>&nbsp;</td>
                                <td valign="middle">&nbsp;<b>2011-2012学年秋(两学期)</b> &nbsp;</td>
                            </tr>
                        </tbody>
                    </table>
                </td>
                <td width="20%">
                    <table cellspacing="0" cellpadding="0" width="100%" align="left" border="0">
                        <tbody>
                            <tr>
                                <td>&nbsp;</td>
                                <td width="5"></td>
                            </tr>
                        </tbody>
                    </table>
                </td>
            </tr>
        </tbody>
    </table>
    <table cellspacing="0" cellpadding="0" width="100%" align="center" border="0">
        <tbody>
            <tr>
                <td class="Linetop"></td>
            </tr>
        </tbody>
    </table>
    <table class="titleTop2" cellspacing="0" cellpadding="0" width="100%" border="0">
        <tbody>
            <tr>
                <td class="pageAlign">
                    <table id="user" class="displayTag" cellspacing="1" cellpadding="0" width="100%" border="0">
                        <thead>
                            <tr>
                                <th class="sortable" width="10%" align="center">课程号 </th>
                                <th class="sortable" width="10%" align="center">课序号 </th>
                                <th class="sortable" width="10%" align="center">课程名 </th>
                                <th class="sortable" width="10%" align="center">英文课程名 </th>
                                <th class="sortable" width="10%" align="center">学分 </th>
                                <th class="sortable" width="10%" align="center">课程属性 </th>
                                <th class="sortable" width="10%" align="center">成绩 </th>
                            </tr>
                        </thead>
                        <tbody>
                            <tr onmouseover="this.className='evenfocus';" onmouseout="this.className='even';" class="even">
                                <td align="center">10720804 </td>
                                <td align="center">10 </td>
                                <td align="center">大学英语一级（A） </td>
                                <td align="center">&nbsp; </td>
                                <td align="center">4 </td>
                                <td align="center">必修 </td>
                                <td align="center">
                                    <p align="center">83.0&nbsp;</p>
                                </td>
                            </tr>
                        </tbody>
                    </table>
                    <table cellspacing="0" cellpadding="0" width="100%" align="center">
                        <tbody>
                            <tr>
                                <td height="21">最低修读学分：&nbsp;25.0&nbsp;已修读课程总学分：&nbsp;&nbsp;4.0&nbsp;&nbsp;已修读课程门数:&nbsp;&nbsp;1&nbsp;&nbsp;通过课程门数:&nbsp;&nbsp;1 </td>
                            </tr>
                        </tbody>
                    </table>
                </td>
            </tr>
        </tbody>
    </table> 
    <a name="2012-2013学年秋(两学期)"></a>
    <table cellspacing="0" cellpadding="0" width="100%" align="center" border="0">
        <tbody>
            <tr>
                <td class="Linetop"></td>
            </tr>
        </tbody>
    </table>
    <table id="TABLE7" class="title" cellspacing="0" cellpadding="0" width="100%" border="0">
        <tbody>
            <tr>
                <td width="80%">
                    <table cellspacing="0" cellpadding="0" align="left" border="0">
                        <tbody>
                            <tr>
                                <td>&nbsp;</td>
                                <td valign="middle">&nbsp;<b>2012-2013学年秋(两学期)</b> &nbsp;</td>
                            </tr>
                        </tbody>
                    </table>
                </td>
                <td width="20%">
                    <table cellspacing="0" cellpadding="0" width="100%" align="left" border="0">
                        <tbody>
                            <tr>
                                <td>&nbsp;</td>
                                <td width="5"></td>
                            </tr>
                        </tbody>
                    </table>
                </td>
            </tr>
        </tbody>
    </table>
    <table cellspacing="0" cellpadding="0" width="100%" align="center" border="0">
        <tbody>
            <tr>
                <td class="Linetop"></td>
            </tr>
        </tbody>
    </table>
    <table class="titleTop2" cellspacing="0" cellpadding="0" width="100%" border="0">
        <tbody>
            <tr>
                <td class="pageAlign">
                    <table id="TABLE8" class="displayTag" cellspacing="1" cellpadding="0" width="100%" border="0">
                        <thead>
                            <tr>
                                <th class="sortable" width="10%" align="center">课程号 </th>
                                <th class="sortable" width="10%" align="center">课序号 </th>
                                <th class="sortable" width="10%" align="center">课程名 </th>
                                <th class="sortable" width="10%" align="center">英文课程名 </th>
                                <th class="sortable" width="10%" align="center">学分 </th>
                                <th class="sortable" width="10%" align="center">课程属性 </th>
                                <th class="sortable" width="10%" align="center">成绩 </th>
                            </tr>
                        </thead>
                        <tbody>
                            <tr onmouseover="this.className='evenfocus';" onmouseout="this.className='even';" class="odd">
                                <td align="center">11610204 </td>
                                <td align="center">04 </td>
                                <td align="center">数据结构 </td>
                                <td align="center">&nbsp; </td>
                                <td align="center">4 </td>
                                <td align="center">任选 </td>
                                <td align="center">
                                    <p align="center">85.0&nbsp;</p>
                                </td>
                            </tr>
                            <tr onmouseover="this.className='evenfocus';" onmouseout="this.className='even';" class="odd">
                                <td align="center">12200031 </td>
                                <td align="center">60 </td>
                                <td align="center">体育（三） </td>
                                <td align="center">Physical education </td>
                                <td align="center">1 </td>
                                <td align="center">任选 </td>
                                <td align="center">
                                    <p align="center">83.0&nbsp;</p>
                                </td>
                            </tr>
                        </tbody>
                    </table>
                    <table cellspacing="0" cellpadding="0" width="100%" align="center">
                        <tbody>
                            <tr>
                                <td height="21">最低修读学分：&nbsp;25.0&nbsp;已修读课程总学分：&nbsp;&nbsp;12.0&nbsp;&nbsp;已修读课程门数:&nbsp;&nbsp;10&nbsp;&nbsp;通过课程门数:&nbsp;&nbsp;4 </td>
                            </tr>
                        </tbody>
                    </table>
                </td>
            </tr>
        </tbody>
    </table>
</body>
</html>
listviewhtml