创建一个包含标题、段落和链接的基本HTML文档：
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>HTML Practice</title>
</head>
<body>
<h1>Welcome to My Website</h1>
<p>This is a sample paragraph. <a href="https://www.example.com">Visit our website</a>.</p>
</body>
</html>
创建一个无序列表和有序列表：
<ul>
<li>Item 1</li>
<li>Item 2</li>
<li>Item 3</li>
</ul>
<ol>
<li>First</li>
<li>Second</li>
<li>Third</li>
</ol>
创建一个表格展示学生信息：
<table border="1">
<thead>
<tr>
<th>Name</th>
<th>Age</th>
<th>Grade</th>
</tr>
</thead>
<tbody>
<tr>
<td>John Doe</td>
<td>20</td>
<td>A</td>
</tr>
<tr>
<td>Jane Smith</td>
<td>22</td>
<td>B</td>
</tr>
</tbody>
</table>
使用表单元素创建一个简单的登录表单：
<form>
<label for="username">Username:</label>
<input type="text" id="username" name="username" required>
<label for="password">Password:</label>
<input type="password" id="password" name="password" required>
<input type="submit" value="Login">
</form>
嵌套使用div元素创建一个基本页面布局：
<div class="header">
<h2>My Website</h2>
</div>
<div class="nav">
<ul>
<li>Home</li>
<li>About</li>
<li>Contact</li>
</ul>
</div>
<div class="content">
<p>This is the main content of the page.</p>
</div>
<div class="footer">
<p>© 2023 My Website</p>
</div>