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Test analysis: The difficulty of this question is relatively low. The Tang Dynasty was the golden age of China's poetry creation. The poets with the highest achievements and greatest influence were Li Bai, Du Fu and Bai Juyi. Li Bai's poems are bold, fresh and elegant, rich in imagination, beautiful in artistic conception and light in language. His representative works include "Early Making Baidicheng" and "Difficult Road to Shu", and he is called a "poet". Du Fu's poems are bold, gloomy and sad. His representative works include Three Officials and Three Farewells, which are called "Poets". Bai Juyi's poems are straightforward, picturesque and easy to understand. Representative works include Qin Zhongyin and New Yuefu.