The study and application of the nonverbal sign could not only help the learners to get an insight into the life experience of a foreign country,construct contextual orientation and comprehend communicative rule,but also it could help the learners to learn a foreign language in a specific language environment,so as to strengthen the cross-cultural communication capacity.

An Economic Analysis on Change and Implemental Mechanism of International Rules;

The paper proposes a number of countermeasures and assumptions for speeding up the establishment of a Sino-foreign cooperation mechanism in this field in accordance with the international rules.

Comparative analysis of four primary international rules of governmental engineering procurement, those are the WTO GPA, the uncitral model law, the EU directives on public procurement and the WB procurement guidelines, primarily study on the principles and objectives, application scopes, procurement modes, procurement procedures challenge procedures and so.

Value of international rule on governmental purchase to perfect China s related legislation;

As the domination of west developed countries in the international rules and system, there is none of the united international rules and system, therefore,china should exact the function in forming the rules.

The Application of Communicative Principles of Language in Text-based Computer-mediated Communication;

The impacts of cognitive principles and communicative principles on metonymy should not be ignored when metonymy is defined from the angle of conceptual contiguity.

It concentrates on the matter of communication norms and language convention.

Here professional norms fall into 3 categories:The accountability norm,the communication norm and the relation norm.