Fill in the blanks to complete the summary of Passage A. Ever since its first official performance in Beijing in the year of 1790, Beijing Opera has been (e) 1 ups and downs. After its successful show in (c)2 of Emperor Qianlong's 80th birthday in the court, Beijing Opera soon took root in the capital city and spread rapidly. In late 1900s, the drama originally performed exclusively by men gave an opportunity to women on the stage. The prosperity came to a sudden stop due to a fire in the year of 1900, with playhouses burned down and opera troupes (d)3 . Later, artists began to reform and (p)4 Beijing Opera. It was Mei Lanfang who first introduced this form of theater to the Western world in early 1930s. After 1949, Beijing Opera was modernized and revolutionized mainly in terms of themes. Although Beijing Opera experienced a tumultuous period in the Cultural Revolution, it came to its (r)5 in the 1980s, and it is still lively today.