console
<!DOCTYPE html>
<html lang="en">
<head>
<title>课程表</title>
<table border = "3px" align = "center">
<tr>
<td rowspan = "5">上午</td>
<th>星期一</th>
<th>星期二</th>
<th>星期三</th>
<th>星期四</th>
<th>星期五</th>
</tr>
<tr>
<td>语文</td>
<td>英语</td>
<td>物理</td>
<th colspan="2">英语</th>
</tr>
<tr>
<td>语文</td>
<td>英语</td>
<td>物理</td>
<td>英语</td>
<td>数学</td>
</tr>
<tr>
<td>英语</td>
<th colspan="2">数学</th>
<td>数学</td>
<td>地理</td>
</tr>
<tr>
<td>英语</td>
<td>数学</td>
<td>数学</td>
<td>数学</td>
<td>地理</td>
</tr>
<tr/>
<tr>
<td rowspan = '3'>下午</td>
<td>数学</td>
<td>生物</td>
<td>化学</td>
<td>物理</td>
<td>历史</td>
</tr>
<tr>
<td>数学</td>
<td>地理</td>
<th colspan="2">物理</th>
<td>化学</td>
</tr>
<tr>
<td>体育</td>
<td>历史</td>
<td>体育</td>
<td>生物</td>
<td>生物</td>
</tr>
</table>
</head>
<body>
</body>
</html>