FlyerTalk Evangelist & Ambassador: China
Join Date: Aug 2005
Location: DEN
Programs: DL DM/MM, UA 1K, AA Exp, HH Dia, WOH Glob, IHG Plat, Marriott Gold, NA EE, Hertz PC
Posts: 17,494
IMO tones are the most difficult part of Chinese. However, once you start getting it you really get it. If you don't, it's difficult.