abstract：<!DOCTYPE html><html lang="en"><head> <meta charset="UTF-8"> <title>HTML</title></head><body>
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>HTML</title>
</head>
<body>
<h1>HTML是什么?</h1>
<p>HTML是超文本标记语言</p>
</body>
</html>
Correcting teacher：查无此人Correction time：2019-07-11 13:26:36
Teacher's summary：完成的不错。刚接触编程，理解起来比较辛苦。要坚持，继续加油。