This is a header level 1 tag

<h1>This is a header level 1 tag</h1>

<h2>This is a header level 2 tag</h2>

<h3>This is a header level 3 tag</h3>

<font color="red">This is red text</font>
<font size="4">This is text resized to level 4</font>
<font size="4" color="red">This is red text, resized to level 4</font>

This is some text with <br />a break tag in the middle.
<p>This is a line wrapped in a paragraph tag</p>

<strong>This is some bolded text</strong>

<em>This is some italicized text</em>

<u>This is some underlined text</u>

This is how to embed the google logo (or other image) into a Web page
 <img src="http://www.google.ca/intl/en_ca/images/logo.gif" width="276" height="110" />

This is how to embed the google logo (or other image) into a Web page
 <img src="http://www.google.ca/intl/en_ca/images/logo.gif" width="50" height="110" />