摘要: Based upon Wright's and Littlewood's general classification of teacher roles, this thesis, in greater detail, deals with the specific roles teachers may have to perform information-gap activities.
David Nunan, Clarice Lamb, None, The Self-Directed Teacher: Managing the Learning Process.Cambridge University Press, 40 West 20th Street, New York, NY 10011-4211 (ISBN-0-521-49773-6, $17.95 paper; ISBN-0-521-49716-7, $44.95 hardcover).. ,(1996)