Paper cutting is a folk culture with so long a history. When Chinese Lunar New Year is coming, it is a custom     1     northern people to paste the paper cutting on the window. Gradually, it develops into an art form, one of the     2     (popular) traditional decoration arts. It is recorded that there were decorations made by gold and silver foil, leather and silk products in 1600 BC. We can say that paper cutting came from these art forms.

In the early time, people made images of humans and subjects by hemp paper     3     (bury) together with the body in the tomb or to burn on the funerals. With the special symbolization meaning, paper cutting     4     (use) as decorations on sacrificing ceremonies. In 105 AD, Cai Lun improved the paper making technique and a large amount of paper was produced,     5     laid a foundation for the spread of paper cutting. Beautiful patterns (图案) were created and gradually, the patterns were     6     (wide) used in other fields later.

There were more records of paper cutting after 960 AD (Song dynasty).     7     (profession) paper cutting artists appeared,     8     (specialize) in different patterns. Some were good at cutting flowers     9     others were expert at characters’ cutting. Thus the patterns were abundant (丰富的) and colorful. One of the most important     10     (contribution) of paper cutting in the Song dynasty was that patterns were used on the china.