Formation and development of prescriptivism in traditional grammar;

If English teacher want to teach grammar well,they should know about the whole contents of traditional grammar,descriptive linguistics and generative grammar these three ways,and should also know about how they revise and how they complement each other.

Reviewing the past, Chinese grammar study has changed from traditional grammar to historical grammar, from structuralism grammar to "Duoyuan Hubu" theories system.

This text will try to explain the reason for the formation of the tradition of grammar study from two points-language outside and inside,the outside-mainly the guide of study of Confucian classics,the inside-the characteristic of Chinese itself,mainly draw from recent points of view of Characteristic of Chin.

It is one way to improve the present English teaching that traditional English teaching methods are comprehensively applied on the basis of different students, different stage of study and different teaching target and content.