<p>Text paragraph:</p>
<p>p element: defines a paragraph</p><br>
<p>Preformatted text:</p>
<pre>pre element: The pre element preserves whitespace and line breaks in the text</pre><br>
<p>Text area</p>
<div>div element: This is a DIV area block</div><br>
<p>引用大段的文本内容块</p>
<blockquote>blockquote元素：For 50 years, WWF has been protecting the future of nature.
The world's leading conservation organization, WWF works in 100 countries and is supported by
1.2 million members in the United States and close to 5 million globally.
</blockquote><br>
<p>Unordered list ul li element:</p>
<ul><li>Unordered list 1</li><li>Unordered list 2</li></ul><br>
<p>Ordered list ol li element:</p>
<ol><li>Ordered list 1</li><li>Ordered list 2</li></ol><br>
<p>Describes the text item. dl: define a description list; dt: project name; dd: describe the project</p>
<dl>
<dt>project name</dt>
<dd>describe the project</dd>
</dl>< br>
<p>Picture insertion. figure: define a list of pictures; img: insert a picture; figcaption: caption for the picture</p>
<figure>
<img src="" alt="The Pulpit Rock" width="304" height="228">
<figcaption >Fig1. - A view of the pulpit rock in Norway.</figcaption>
</figure>