And theoretically based on discourse orientation in discourse analysis,the paper studies the realization of the evaluative and affective significance of the hedges in different translations and penetrates into the causes of the translation differences from the perspective of the employment of hedges in the situational context.

This article gives a simple introduction to how to make the textual analysis on the public address and holds that the study of textual orientation is an important way to analyze the public address.

Students often adopt word-for-word translation method and produce many awkward Chinese-style English and English-style Chinese in their translation practice, which results from a lack of discourse awareness among college students.

And in translation activities, the use of metadiscourse embodies the discourse awareness of the translator, which helps the translator convey the thought of the original text faithfully and smoothly while conforming to the nature of the target language.

This paper,based on the framework of the three metafunctions and projection in systemic-functional grammar as well as the related analytical principles of code-switching,aims to explore the interpersonal meanings and textual meanings of code-switching in projected message.