Mei Li:
The Great Bear Lake and the Great Slave Lake are in which country??
Shuai Zheng:
canada
Mei Li:
What algebraic system taught in present-day schools is one of the legacies of the philosopher Rene Descartes to which he lent his name??
Shuai Zheng:
cartesian geometry
Mei Li:
Who was Britain's first divorced Prime Minister??
Shuai Zheng:
anthony eden