angle bracket in markdown

angle bracket in a line like this:

There is angle brackets `<tag>` in this line
many lines with angle brackets like this: 
```
<html>
<head>
</head>
<body>
</body>
</html>
```
标签: markdown
日期: 2016-08-19 17:30:06, 8 years and 149 days ago
留言

回复不允许使用html标签

通过电子邮件通知我有后续评论.