Peopleoftenaskwhichisthemostdifficultlanguagetolearn,an...
问题详情：Peopleoftenaskwhichisthemostdifficultlanguagetolearn,anditisnoteasytoanswerbecausetherearemanyfactorstotakeintoconsideration.Firstly,inafirstlanguagethedifferencesareunimportantaspeoplelearnth...