Mei Li:
Whose visit to Vietnam in November 2000 was the first by a U.S. President since the end of the Vietnam War??
Shuai Zheng:
bill clinton
Mei Li:
Which is the largest moon of the dwarf planet, Pluto?
Shuai Zheng:
charon
Mei Li:
When was the first train run on the route known as the Orient Express??
Shuai Zheng:
1883