Mei Li:
If you travelled downstream from the Victoria Falls on the border of Zambia and Zimbabwe, which country would you be in when you reached the ocean??
Shuai Zheng:
mozambique
Mei Li:
Which of the halogens has the lowest atomic number (9)??
Shuai Zheng:
fluorine
Mei Li:
What newspaper first exposed the UK parliamentary expenses scandal??
Shuai Zheng:
daily telegraph