How to write the research report of Tomb-Sweeping Day?

1, Tomb-Sweeping Day is one of the 24 solar terms in the lunar calendar. Where did it come from? In the Han dynasty, the predecessor was the long-lost "Cold Food Festival". And then what? Tomb-Sweeping Day's customs in thousands of years of historical evolution, also? Has it changed from banning fire to sweeping, from hiking to carnival? Change. ? q？ Tomb-Sweeping Day is a traditional festival and the most important festival in China? Important memorial festivals are the days of ancestor worship and grave sweeping. Qing? Ming festival is also called outing festival. According to the solar calendar, it is in every? Between April 4th and 6th every year, it is a beautiful spring? Since the Tang and Song Dynasties, the season of green vegetation has become a folk festival. After that? Qingming outing is rich, common activities? Do you have swings, tug-of-war, butterflies, herbs and kites? Son? Insert willow, Tree planting and other customs. There are many people who worship martyrs and do something for their country? Contribute to ancestors. ? Several families spent a lot of money on ancestor worship. Is there a wave? Fee phenomenon,? There are superstitions. Disadvantages and shortcomings: due to the limitation of knowledge and ability, interview some students? Peace needs improvement; Tomb-Sweeping Day's customs and richness? Cultural connotation needs further understanding and exploration.