Guangzhou hosted the 2010 Asian Games.
the Tour to France
Soccer
They co-hosted the 2007 Asian Cup.
most likely soccer
Daegu has hosted the 2011 IAAF Track and Field World Champions.
1936 Berlin Olympics, when Jesse Owens embarrassed Hitler and the 3rd Reich...
Tokyo hosted the 1964 Summer Olympics as well as several matches from the 2002 FIFA World Cup.
china
Edmonton has never hosted an Olympic Games, either Summer or Winter. It has hosted World Championships the Commonwealth Games and other international sporting events.
Some of the World Cup 2002 games
Edmonton has hosted all sorts of sporting events:Rodeo (especially the CFR or Canadian Finals Rodeo)Hockey (host of the Edmonton Oilers and Edmonton Oil Kings)Football (host of the Edmonton Eskimos)CurlingAnd various other, more minor events