Based on its use and the restriction of context,the discourse function of hao can be divided into three types:active answering function,inactive answering function,and discourse conjunctive functions.

Based on its use and the restriction of context,the discourse function of hao can be divided into three types:active answering function,inactive answering function,and discourse conjunctive functions.

The article mainly analyzes the positive function and the negative effect of the contemporary medium culture.

The positive function of election democracy includes:legitimacy function,selection and the surveillance function,stabilizing and comforting function,the error correcting function,cultivating the sense of citizenship function,and expanding the participant.

On the other hand,we should find out the flaws and problem existing in the evaluating besides knowing about its positive functions.

Results: Positive coping style is the mediator between social support and mental health.

It analyzed the relationship of dispositional optimism and optimistic explanatory style,and the relationship of optimism and student s academic achievement,and the mediating effect of positive coping strategy by questionnaire in high school students.

It suggests the ways to establish the positive coping style,such as by group interaction,perfecting students self-consciousness and in the course of psychological consultation,cultivate students positive cognitive attitude and good interpersonal relationship.