Pastoral poetry is a piccolo of a rural shepherd boy, fresh and elegant, with a panoramic view of green mountains and green waters and solitary smoke in the sunset.

(2) Du Fu's poems are a string of pipa in a quiet throat stream, which is worried about the country and generous, the wind is suddenly sad, the turbid wine is runny, and the hot intestines are pleasant.

(3) Li Bai's poem is a long sword, soaring in the sky, enjoying the mountains and rivers, waterfalls, wine and hibiscus.