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<!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title>HTML标签的使用</title> </head> <body> <p>这是一个对照文本</p> <br/> <b><xmp><b>:定义粗体文本</xmp></b> <br/> <big><xmp><big>(已过时):定义大号字</xmp></big> <br/> <em><xmp><em>:定义着重字</xmp></em> <br/> <i><xmp><i>:定义斜体字</xmp></i> <br/> <small><xmp><small>:定义小号字</xmp></small> <br/> <strong><xmp><strong>:定义加重语气</xmp></strong> <br/> <xmp><sub>:</xmp><sub>定义下标字</sub> <br/> <xmp><sup>:</xmp><sup>定义上标字</sup> <br/> <ins><xmp><ins>:定义插入字</xmp></ins> <br/> <del><xmp><del>:定义删除字</xmp></del> </body> </html>