Mei Li:
Which English airport features in a television advert for 'Specsavers'??
Shuai Zheng:
luton airport
Mei Li:
What is the only city in the US not technically located in a state??
Shuai Zheng:
washington dc
Mei Li:
Which two countries joined the European Union on 1st January 2007??
Shuai Zheng:
romania and bulgaria