Paper-cutting has a history of more than 1,500 years, and is a wonderful flower in the garden of China's intangible cultural heritage. Paper-cutting ( ) ① is an important part of traditional Chinese c

Test Analysis: Paper-cutting belongs to China's traditional art, traditional art is an important part of traditional culture, and traditional culture is distinctly national, ① ② ④ is correct; the values, lifestyles and social development of China are profoundly influenced by traditional culture. The traditional thought is also an important part of traditional Chinese culture, ③ is inconsistent with the meaning of the question.