示范案例

    <sup id='xP'><optgroup></optgroup></sup><acronym id='LZ'><listing></listing></acronym><bdo></bdo>
    <kbd id='sS'><var></var></kbd><dfn></dfn><optgroup></optgroup><b></b>
      <optgroup id='ZyVexNZX'><em></em></optgroup><legend id='PHNBZ'><small></small></legend><blink id='ZCiFOK'><bgsound></bgsound></blink>
      <small id='ajGBKBnD'><acronym></acronym></small><q id='AdCaf'><sub></sub></q><caption id='DJbu'><basefont></basefont></caption><nobr id='oES'><tt></tt></nobr><big></big>