2[1]Cook,G.& Seidlhofer,B.1995.Principles & Practice in Applied Linguistics[M].Shanghai:Shanghai Foreign Languages Education Press.
3[2]Harmer,J.1983.The Study of Second Language Acquisition[M].London:Longman.
4[3]Harmer,J.1988.The Practice of English Language Teaching[M].London:Longman.
5[4]Krashen S.D.1985.The Input Hypothesis:Issues and Implications[M].London:Longman.
6[5]Richards,J.C.&Platt,J & Platt,H.1998.Longman Dictionary of Language Teaching & Applied Linguistics[M].Beijing:Foreign Language Teaching and Research Press.
7[6]Swain M.1985.Communicative competence:some roles of comprehensible input and comprehensible output in its development[J].In Gass,S.and Madden,C.Input in Second Language Acquisition[M].London:Newbery House Publishers.
8[7]Swain M.1995.Three functions of output in second language learning[A].in Cook G,& Seidlhofer B.Principles and Practice in Applied linguistics[M].
9杨增成,赵娟.写作与翻译[M].北京:外文出版社,2003.
10Americn English Today[M].WEBSTER DIVISION/McGRAW HILL BOOK COMPANY,1977,187～188.
