Study of Toni Morrison's novels from the perspective of ethical literary criticism English literature in the perspective of ethical literary criticism Richardson'novels in the perspective of literary criticism Study of calvino's crystal novels from the perspective of cultural semiotics Study of Ian McEwan's novels from the perspective of empathy Study on L. Ulitskaya's works from the perspective of literary rhetoric Study on S.T. Coleridge's art theory from the perspective of ecocriticism Study on the theory of ethical literary criticism 并列题名:Study of calvino's crystal novels from the perspective of cultural semiotics Study of the critique of advertising from the perspective of historical materialism