语言学作业CHAPTER1Designfeaturesreferstothedefiningpropertiesofhumanlanguage,includingarbitrariness,duality,creativityanddisplacement
Functionmaybepractical
Forexample,weuselanguagetochat,tothink,tobuyandsell,toreadandwrite,togreet,praiseandcondemnpeople,etc
ButlinguiststalkaboutFUNCTIONSoflanguageinanabstractsenseandattemptsomebroadclassificationsofthebasicfunctionsoflanguagelikethefollowing:informative,interpersonalfunction,performativefunction,emotivefunction,phaticfunction,recreationalfunction,metalingualfunction
Synchronic:SynchroniclinguisticsisthestudyofalanguageatoneparticularpointintimeDiachronic:DiachroniclinguisticsstudieshowalanguagechangesoveraperiodoftimeDescriptive:todescribethefactoflinguisticusageastheyare,andnothowtheyoughttobe,withreferencetosomerealorimaginedidealstate