Mei Li:
Apart from the Bolshoi which is Russia's other famous touring ballet company??
Shuai Zheng:
kirov
Mei Li:
Writer and film director Kathryn Bigelow was married between 1989-91 to which film director, a winner of the Oscar for Best Director??
Shuai Zheng:
james cameron
Mei Li:
What speeds up a chemical reaction, but is itself left unchanged??
Shuai Zheng:
catalyst