Mei Li:
When did the Royal Mail introduce the two tiered mail system / first and second class?
Shuai Zheng:
1968
Mei Li:
The island of Lanzarote lies in which body of water??
Shuai Zheng:
atlantic ocean
Mei Li:
May 25, 1787 saw the sitting of the Constitutional Convention. In what city did the delegates meet??
Shuai Zheng:
philadelphia pennsylvania