[1] KACHRU B B.Standards,codification and sociolinguistic realism:the English language in the outer circle[M]//QUIRK R,WIDDOWSON H G.English in the world.Cambridge:Cambridge University Press,1985:11-30.
[2] CRYSTAL D.Two thousand million?[J].English Today,2008(1):3.
[3] GRADDOL D.The decline of the native speaker[M]//GRADDOL D,MEINHOF U H.English in a changing world (AILA Review 13).Oxford:Catchline/AILA.1999:57-68.
[4] SMITH L E,NELSON C L.International intelligibility of English:directions and resources[J].World Englishes,1985(3):333.
[5] JENKINS J.A sociolinguistically based,empirically researched pronunciation syllabus for English as an International Language[J].Applied Linguistics,2002(1):83.
[6] TAJIMA K,PORT R,DALBY J.Effects of temporal correction on intelligibility of foreign-accented English[J].Journal of Phonetics,1997(25):1.
[7] MUNRO M J,DERWING T M,MORTON S L.The mutual intelligibility of L2 speech[J].SSLA,2006(28):111.
[8] DETERDING D.Intelligibility in spoken ELF[J].Journal of English as a Lingua Franca,2012(1):185.
[9] ANDERSON-HSIEH J,KOEHLER K.The effect of foreign accent and speaking rate on native speaker comprehension[J].Language Learning,1988(4):561.
[10] ANDERSON-HSIEH J,JOHNSON R,KOEHLER K.The relationship between native speaker judgments of nonnative pronunciation and deviance in segmentals,prosody,and syllable structure[J].Language Learning,1992(4):529.
[11] MUNRO M J,DERWING T M.Foreign accent,comprehensibility and intelligibility in the speech of second language learners[J].Language Learning,1999(Supp.1):285.
[12] JENKINS J.English as a lingua franca:Attitude and identity[M].Oxford:Oxford University Press,2007:23-24.
[13] DETERDING,D.ELF-based pronunciation tea-ching in China[J].Chinese Journal of Applied Linguistics,2010(6):3.
[14] MAJOR R C,FITZMAURICE S F,BUNTA F,et al.The effects of nonnative accents on listening comprehension:Implications for ESL assessment[J].TESOL Quarterly,2002(36):173.
[15] SCALES J,WENNERSTROM A,RICHARD D,et al.Language learners' perceptions of accent[J].TESOL Quarterly,2006(40):715.
[16] 王红岩.带有口音的英语可知性的对比研究——中国、荷兰、美国英语发音人的相互可知性研究[J].深圳大学学报(人文社会科学版),2009(1):133.
[17] 张伶俐.中国大学生英语发音的国际可理解性研究[J].中国应用语言学,2015(1):36.
[18] 薛小姣,王小楠,周卫京.中国英语学习者/l/-/r/产出的可理解度[J].当代外语研究,2019(2):44.
[19] TRUDGILL P.World Englishes:convergence or dive-rgence?[M]//LINDQUIST H,KLINTBERG S,LEVIN M,et al.The major varieties of English.Vaxjo:Acta Wexionensia,1998.
[20] CRYSTAL D.English as a global language (2nd ed.)[M].Cambridge:Cambridge University Press,2003.
[21] LEVIS J.Changing contexts and shifting paradi-gms in pronunciation teaching[J].TESOL Quarterly,2005(4):369.
[22] 张伶俐.国外可理解性研究评述[J].中国外语教育,2014(3):47.
[23] 张伶俐,赵江葵.中国英语口音研究述评[J].中国地质大学学报,2014(1):132.
[24] SOWDEN C.ELF on a mushroom:the overnight growth in English as a lingua franca[J].ELT Journal,2012(1):89.
[25] 文秋芳.大学英语面临的挑战与对策:课程论视角[J].外语教学与研究,2012(2):283.
[26] 李宇明.语言规范试说[J].当代修辞学,2015(4):1.
[27] DEWEY M.English as a lingua franca and globalization:An interconnected perspective[J].International Journal of Applied Linguistics,2007(3):332.
[28] DAUER R M.The lingua franca core:A new model for pronunciation instruction?[J].TESOL Quarterly,2005(3):543.
[29] MANSILLA V B,HOWARD G.From teaching gl-obalization to nurturing global consciousness[M]//Marcelo M.SUAREZ-OROZCO,Learning in the global era.Berkeley:University of California Press,2007.47-66.
[30] CRYSTAL D.The Cambridge encyclopedia of the English language[M].Cambridge:Cambridge University Press,1995:365.
[31] 贾冠杰.中国英语再研究[J].当代外语研究,2013(3):8.
[32] RAJADURAI J.Intelligibility studies:a consideration of empirical and ideological issues[J].World Englishes,2007(1):87.
[33] WIDDOWSON H G.The ownership of English[J].TESOL Quarterly,1994(2):377.
[34] 文秋芳.英语通用语是什么:"实体论"与"非实体论"之争[J].中国外语,2014(3):4.