Mei Li:
John Muir is known as the father of which US national institution??
Shuai Zheng:
national park service
Mei Li:
Who wrote the poem 'Rule, Britannia!' set to music by Thomas Arne??
Shuai Zheng:
james thomson
Mei Li:
Actor Arnold Schwarzenegger was a protege of which body-building guru who died in March 2013, aged 93??
Shuai Zheng:
joe weider