Revelers participate in carnival celebrations, in Sao Paulo, Brazil, on Friday, Feb.20, 2009.[Xinhua/AFP]
![Revelers participate in carnival celebrations, in Sao Paulo, Brazil, on Friday, Feb.20, 2009.[Xinhua/AFP]](http://images.china.cn/attachement/jpg/site1007/20090223/000bcdb95f1d0b0c5d5c4c.jpg "Revelers participate in carnival celebrations, in Sao Paulo, Brazil, on Friday, Feb.20, 2009.[Xinhua/AFP]")