To preserve and develop these endangering languages, the author thinks that these ethnics ma have good education of national common spoken language an as to create an environment of equal intercourse with ocher ethnics.

• 要保留和发展这些濒危语言，笔者认为这些民族必须得到良好的普通话（即国家通用语言）教育，以便创造与各民族进行平等交际的环境。