1. (2020八上·余姚期末) 根据下面短文，用方框中所给单词的适当形式填空，每词限用一次。

culture     great     than     begin     problem

Zhang Yunlei is a crosstalk (相声) actor in Deyunshe. Although he is only 28 years old, he already has more 9 million fans. He still spreads (传播) classic though the 21^st century is full of new things. Zhang to learn crosstalk at the age of 16. He met many at that time.

Now young people are interested in traditional culture, such as Peking opera, because of him. Many of his fans were born in the 1990s or even 2000s.