This thesis explores the level and character of purpose language in textbook by refinement of "text purpose language" and "teaching purpose language".

This thesis explores the level and character of purpose language in textbook by refinement of "text purpose language" and "teaching purpose language".

The choice of object language of College Chinese textbook and textbook compilation;

Metalanguage is second-order language which is used to describe or explain lan- guage itself,while object language is first-order language which is used to describe things in ordinary life.

In Mo_ching ,there are not propositional form and inference form expressed as object language,and there are only inference ways reflected by typical specific inference,but there are lots of logical rules expressed by metalanguage,which makes clear that Mo_ching logic has come to enter the stage of formal logic.

Based on the relationship between language and culture and the present situation of language and culture teaching in colleges and universities, the article advances that training of comprehensively qualified personnels in a foreign language major is closely connected with the setup of language and culture courses in a college.