本文试图指出在二语教学过程中,适当使用学习者的母语进行教学是必要的。本文从三方面阐明了其原因:首先,使用母语可以讲解比较抽象的词汇;其次,可以利用母语与目的语进行对比教学;最后,使用母语作为课堂提示语进行教学。然而母语在二语教学中的使用应遵循阶段性,目的性等原则。 This article attempts to point out that in the process of second language teaching, proper use of the learner’s mother tongue for teaching is necessary. This paper clarifies the reasons from three aspects: First, the use of mother tongue can explain more abstract words; Second, you can use the mother tongue and the target language for comparative teaching; Finally, the use of mother tongue as a language of instruction in the classroom. However, the use of mother tongue in second language teaching should follow the principle of stage and purpose.