阅读理解How do you keep cool during summer? Air conditioning(空调) and electric fans are good tools in modern society, But before that, people could only use tans.
Over 3, 000 years ago, the first fans began to be used. They were made of feathers(羽毛) bamboo or silk. They came in different shapes, including round and square.
Later, with the invention of paper, folding( 可折叠的) paper fans became popular during the Song Dynasty. There are usually beautiful pictures on fans. Some are landscapes(风景). Others are flowers and animals. Moreover, many great people including Su Dongpo, a calligrapher(书法家) and painter of the Song Dynasty, and Tang Yin, a poet and painter of the Ming Dynasty, once painted their masterpiece (杰作) on fans. The made fans not only useful tools in daily life but also great artworks.
Therefore, with its value of beauty, people take the fan as a symbol of status (地位). That's why in old China, emperors(皇帝) and scholars often held fans.
Today, fans are also great collectors' items and gifts. On the opening ceremony of the 2008 Beijing Olympic Games, folding fans were given to leaders and officials of other countries, as well as other audience. While they were waving fans to get cool, they were also experiencing Chinese culture.