单项选择题Who raised the notion of objective correlative
单项选择题According to the writer which of the following is put of chivalry A knight should ________.
单项选择题Which of the following is NOT an element of the code of etiquette
单项选择题One characteristic of the rich classes of a declining society is their tendency to ________.
单项选择题Etiquette as an art of gracious living is quoted as a feature of which country