<em>元素起强调作用，能够细微改变语句的含义。默认情况下，<em>元素的内容在浏览器中显示为斜体。
<!DOCTYPE html>
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<html>
<head>
<title>TODO supply a title</title>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
</head>
<body>
<div>强调</div>
<p><em>最近</em>过的怎么样？</p>
<p>最近<em>过的</em>怎么样？</p>
<p>最近过的<em>怎么样</em>？</p>
</body>
</html>