语言学是教学大纲制订、教材设计的依据。
Linguistics is the foundation of design in teaching syllabus and textbooks.
方法：在教学语言、教材编写以及教学方法等方面进行改进。
Methods: To improve teaching language, teaching material, teaching methods and so on.
你需要的第一件东西就是一套有声语言教材。
然而各种华语作为第二语言教材缺乏明确统一的水平等级标准作为编写参考。
However, there is a lack of a uniform compilation standard for such teaching materials.
然而各种华语作为第二语言教材缺乏明确统一的水平等级标准作为编写参考。
However, there is a lack of a uniform compilation standard for such teaching materials.
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