社会语言学打破了语言学界历来只注重研究语言形式的传统 ,着重从语言与社会诸因素之间的相互关系研究语言及其运用的规律。它对外语教学的启示至少有三点 :(1 )外语教学必须注重直接培养交际能力。(2 )文化是外语教学的重要内容之一。(3)外语教学改革的根本出路首先在于更新语言观念。 Sociolinguistics has broken the tradition that the linguistics community has traditionally focused only on the study of linguistic forms, focusing on the study of the laws of language and its application from the interrelationship between various factors of language and society. Its implications for foreign language teaching at least three points: (1) foreign language teaching must focus on the direct development of communicative competence. (2) Culture is an important part of foreign language teaching. (3) The fundamental way of foreign language teaching reform lies firstly in updating the concept of language.