6Belisle, Ron, E-mail Activities in the ESL Writing Class[J]. The Internet TESL Journal, Vol. Ⅱ, No.12,1996.
7Boswood, Tim(editor), New Ways of Using Computers in Language Teaching[J]. TESOL, 1997.
8Bush,M. D. , R. M. Terry(editors. ), Technology-Enhanced Language Learning[M]. 1996.
9Froke, M. A vision and promise: Distance education at Penn State, Part1-Toward an experience-based definition[J]. The Journal of Continuing Higher Education,42 (2), 16-22. 1994.
10Gelatt, H. B. Future sense: Creating the future[J].The Futurist, 3 (2), 35-43. 1995.