Wu, a poet in the Song Dynasty, recorded in Dream: "The first day of the first month is called New Year's Day, commonly known as New Year's Day, and the solar terms of the year begin on this day.

Test analysis: This small question examines the social life and customs of the Song Dynasty. The festival life in Song Dynasty is rich and colorful. Today's Lantern Festival, Tomb-Sweeping Day, Dragon Boat Festival, Mid-Autumn Festival, Double Ninth Festival and other traditional festivals are all in the Song Dynasty. The Spring Festival in Song Dynasty is called New Year's Day or Yuan Day, which is the biggest and most important of all festivals in a year. A few days before New Year's Day, people cleaned their houses to prepare for the festival. On New Year's Eve, people will worship their ancestors, greet God and worship Buddha, hang New Year pictures and paste "Fu Tao". The whole family sat around the fire, drinking and singing until dawn, called "Shousui". On New Year's Day, it is very popular to set off firecrackers, wear new clothes and exchange New Year's greetings. The streets are full of colorful sheds, filled with all kinds of goods, karaoke bars and dance halls are crowded with people, and even women come out to have fun. Taoist temples and Buddhist temples are also full of people coming and going all day, which is very lively.