WhichofthefollowingisNOToneofthemainsourcesofnewwordsinthepresent-dayEnglishvocabulary?

英语翻译：academicexchanges

Searle'sclassificationofillocutionaryactsisbasedontheclassificationofperformativeverbs.

Idiomsnominalinnaturehavea(n)______asthekeywordineachandfunctionasanouninsentences.

TheFinancier,TheTitanandTheStoicbyTheodoreDreiserarecalledhis“Trilogyof().”