The Olympic Games - Words and Definitions

Match the definitions with the words.
hot bright gas that you see when something is on fire
sports competition made up of ten different events
a promise
to show to millions of people on TV
old wagon pulled by two horses
chemicals that athletes take to make muscles grow faster
someone who sits in a stadium and watches an event
a very quick and short race
someone who legally belongs to a country
athletes compete in a team - one after the other