英语语言作为国际通用语,其国际化与本土化趋势自20世纪70年代以来,一直是语言学界的热议的话题。本文搜集到了国外一部分比较重要的研究,并对这些研究,从研究内容,方法以及所取得的成果上进行了概述。最后,从这些研究中成果中,挖掘到了一些新的有意义的课题,以推动世界英语理论的进一步发展。 As an international lingua franca, English language has become a hot topic of linguistics for its internationalization and localization since the 1970s. This paper collects some of the more important foreign research, and summarizes the research, contents, methods and achievements. Finally, from the results of these researches, some new meaningful topics have been tapped to promote the further development of world English theory.