Werefertothelimitedrangeofsoundsasthephonicmediumoflanguageandindividualsoundswithinthatrangeas______.

Thesetwoalarmclocksarenormallysettogether,butnowtheyhavebeenresetafewhours_________.

HenryJames’famegenerallyrestsuponhisnovelsandstorieswiththe()theme.

一般来说，在用词方面，（）

Onecanfigureoutthemeaningof“airmail”tobe“mailbyair”byits______.