1、How many countries did the athlets at the first Modern Oly

1、How many countries did the athlets at the first Modern Olympic Games in 1896 come from?
2、What are the official languages of the International Olympic Committee?
3、Who is the current president of the International Olympic Committee?
4、Since the War began ,how many times have the olympic Summer Games been cancelled?
5、When was China accepted as member of the International Olympic Committee?
6、When did Beijing win the right of hosting the 29th Olympic Games?
7、What is the slogan of Beijing Olympic Games Organizing Committee?