Many psychologists have discovered that during the text reading,it exists the boundary effect which refers to the phenomenon of the reading time for the topic shift condition longer than the reading time for the topic continuous condition,and the temporal segmentation marker can reduce the boundary effect.

Speakers can use pragmatic markers not only to organize discourse, to attract hearers attention, but also to express speakers attitude and maintain discourse coherence.

This paper attempts to establish three criteria for interpreting discourse coherence through an investigation into the properties of coherence.

Goal model is an approach that has more to offer in the way of substantial insight into the nature of conversational coherence,compared with conversational analysis and rank scale model.

Based on speech act scenario, this paper demonstrates the relationship between inference and conversational coherence through sample analysis of conversational coherence in Hemingway s short stories.

The present thesis, based on the actual meaning that a connected utterance is intended to express, as well as the means of conjunction in the inter\|sentence relation, puts forward and discusses the idea of generalization and individuality.

In actual situation,people do not communicate with isolated sentences,not even mostly with complex sentences or multiple complex sentences,but,as it is of ten the case,with connected utterance.