Mei Li:
What material invented by Marc Chavannes and Al Fielding originally as a textured wallpaper celebrated 50 years of quite different and popular use in 2010??
Shuai Zheng:
bubblewrap
Mei Li:
In mythology, who pulled the thorn from the Lion's paw??
Shuai Zheng:
androcles
Mei Li:
Who wrote the 1949 play Death of a Salesman??
Shuai Zheng:
arthur miller