Mei Li:
Which stretch of water lies between North and South islands, New Zealand??
Shuai Zheng:
cook strait
Mei Li:
Which gas is the most chemically reactive to all the elements, to the extentthat water will burn in it??
Shuai Zheng:
flourine
Mei Li:
Which US President is on the $50 bill??
Shuai Zheng:
grant