本文首先对外语教学界就母语使用问题做了回顾。接着,本文阐述了在外语教学中使用母语的益处,然后,以理论为依据论证母语对外语习得的促进作用。基于在外语教学中使用母语的益处,文章在最后给外语教学提出了启示。 This article first reviews the use of mother tongue in foreign language teaching. Then, this article elaborates the benefits of using mother tongue in foreign language teaching, and then, based on the theory, proves the positive effect of mother tongue on foreign language acquisition. Based on the benefit of using mother tongue in foreign language teaching, the article gives enlightenment to foreign language teaching at the end.