目标图:  
 
代码解析:  
代码 解析 1 <table border="3" align="center"> <输入内容(的) 边界="3px" 位置="居中"> 2 <tr><td colspan="7" align="center">课程表</td> <td 横跨的行数="7个" 位置="居中"> 3 <td rowspan="4" align="center">上 午</td> <td 纵跨的列数n="4" 位置="居中" align="center">上(空格)午</td> 4 <td colspan="7"> </tr> <td 横跨的行数="7个">空格</tr> 
 
运行代码:  
<body>
<table border="3" align="center">
<tr>
	<td colspan="7" align="center">课程表</td>
</tr>
<tr>
	<td colspan="2" align="center">早 上</td>
	<td>周一</td>
	<td>周二</td>
	<td>周三</td>
	<td>周四</td>
	<td align="center">周五</td>
</tr>
<tr>
	<td rowspan="4" align="center">上 午</td>
	<td>1</td>
  	<td rowspan="2">网页</td>
	<td>动画</td>
 	<td rowspan="4">停课</td>
  	<td rowspan="2">网页</td>
	<td align="center">影视</td>
</tr>
<tr>
	<td>2</td>
	<td rowspan="3">网页</td>
	<td rowspan="2">课间休息</td>
</tr>
<tr>
	<td>3</td>
	<td>影视</td>
	<td rowspan="2">动画</td>
</tr>
<tr>
	<td>4</td>
	<td>动画</td>
	<td align="center">动画</td>
</tr>
<tr>
<td colspan="7" align="center">午 餐</td>
</tr>
<tr>
<td colspan="7" align="center">午 休</td>
</tr>
<tr>
	<td colspan="2" align="center">下 午</td>
	<td>周一</td>
	<td>周二</td>
	<td>周三</td>
	<td>周四</td>
	<td align="center">周五</td>
</tr><tr>
<td colspan="7" align="center">广播体操</td>
</tr>
<tr>
	<td rowspan="2" align="center">下 午</td>
	<td>1</td>
	<td colspan="3" align="center">网页</td>
	<td align="center">动画</td>
	<td align="center">影视</td>
</tr><tr>
	<td>2</td>
	<td colspan="2" align="center">动画</td>
	<td colspan="2" align="center">影视</td>
	<td align="center">网页</td>
</tr>
<tr>
	<td>放学时间</td>
	<td> </td>
	<td colspan="5" align="center">18:30</td>
</tr>
<tr>
<td colspan="7"> 
</tr>
</body>  
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