Mei Li:
Which genus of 422 species of flowering plants are often known as cranesbills??
Shuai Zheng:
geraniums
Mei Li:
What are the two main ingredients of Hollandaise sauce??
Shuai Zheng:
egg yolks and butter
Mei Li:
Which tennis player won the 2005 Wimbledon Men's Finals??
Shuai Zheng:
roger federer