Classifying English ambiguity into unintentional authentic ambiguity and intentional authentic ambiguity, this paper focuses on the positive pragmatic value of the intentional authentic ambiguity as an important rhetorical device and a unique speech technique.

Classifying English ambiguity into unintentional authentic ambiguity and intentional authentic ambiguity, this paper focuses on the positive pragmatic value of the intentional authentic ambiguity as an important rhetorical device and a unique speech technique.

This paper divides ambiguity in English into intentional and unintentional ambiguity in terms of practical effect,analyzes systematically their causes,and puts forward avoiding ambiguity in practical comˉmunication and making full use of intentional ambiguity to reach the goal in communication.

This paper divides ambiguity into intentional ambiguity and unintentional ambiguity, gives examples combined with communication teaching and forwards methods to avoid and eliminate ambiguity so as to help students clear obstacles to communication.

The passage talks from the sector of communication,the ambiguity can be divided into intentional ambiguity and unintentional ambiguity,and we give examples combined with teaching activities.

Only when knowledge in English writing he learns is based on its real sense can it be changed into writing ability,used and used well in practice.

The model is built based on the characters of ambiguity strings,including true-ambiguity and pseudo-ambiguity,and the semantic information of the neighboring words is considered in the feature selection.