Problem: In which year did the 'Jet Age' become the 'Space Age'?
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A: 1957

Q: Which city, the fourth largest in the Czech Republic, is renowned for its beer production and is the home of Skoda?
A: plzen

Problem: "The Queen song ""Radio Ga Ga"" is said to be the main inspiration behind the name of what current day hit singer?"
Answer: lady gaga

Q: Which Labour MP has been Chair of the Home Affairs Select Committee since 2007?
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A: keith vaz

Q: 'Life Thru a Lens' was the first No. 1 album by which singer in 1997?
What is the answer?

A: robbie williams

Mei Li:
In which country was the ancient city of Ecbatana??
Shuai Zheng:
iran