母语对第二语言的影响,一直是外语界关心的问题。近年语言学界研究的热点问题大多在语言的负迁移方面,对母语的积极作用、正面影响关注不多。本文着重讨论母语正迁移对第二语言习得的作用,发挥其促进大学外语教学的功能。 The impact of a mother tongue on a second language has always been a concern in the foreign language community. In recent years, most of the hot issues in linguistic studies have focused on the negative transfer of language, and have not paid much attention to the positive effects on their native languages. This article focuses on the role of positive mother tongue transfer in second language acquisition and its function of promoting foreign language teaching in universities.