By"languageacquisitionisprimarilytheacquistionofthegrammaticalsystemoflanguage",linguistsmeanthat______.
Theword“minister”originallymeant“aservant”,butnowhaschangedto“aheadofaministry”.Thisprocessofmeaningchangeiscalled______.
analysis,criteria,diabetes,gentry,pants,physicsa.Singularonly:________________________________________b.Pluralonly:__________________________________________
WhichofthefollowingisNOToneofthecharacteristicsofidioms?