Based on the Chinese text theory by Wangjing and English comment system composed of both finite comments and non-finite comments the paper tentatively proposes,the paper works on the translation of Chinese animate dynamic text by comparing and analyzing Chinese comment clauses(CCs)and the comments of their English versions.

A study of active discourse processing and cognitive mental model;

Mental interaction and discourse coherence: On heuristic function of textual interaction theory in reading comprehension teaching;

The author attempts to build a teaching model involving both a macro-structure and a micro-structure by means of textual interaction.

cultural difference and rhetorical preference,textual interaction and the sense of audience,and textual or discourse competence and the constitutive principles of textual communication, aiming at contributing to the improvement of the teaching of English writing and the integration of the theories of English writing as well.

One of the remarkable features of most contemporary textbooks is multimodal discourse with illustrations in the forms of photographs,diagrams,charts,maps,etc.

In light of this condition,a new paradigm for the analysis of discourses is formulated in 1990s,that is,multimodal discourse analysis by the social semiotic approach.

The paper began with the definitions of text by Halliday and some other researchers in the field of SFL,analyzing the challenge to the SFL on the basis of multimodal discourse study.