简答题To attract and persuade the public, advertising language is, above all, serious and formal.简答题The English core words are often polysemic. So are most of the technical words.简答题Diction is dependent on some situational factors, such as field, tenor, and mode.简答题In the English vocabulary, one finds only two types of style: formal and informal.简答题English colloquialisms include basic, high-frequency words and phrasal verbs.