Its negative effectiveness has increasingly emerged.

Internet offers a convenient accessibility to the rich resources of information for colleges students in their academic research and daily life, yet the indulgence in cyber space from the improper use of Internet among them also has serious negative effects on their study, ideology, and psychology.

Is advertising language,a kind of speech act in communication,threatening the face of the audience?Based on the examples of both Chinese and English advertisements,this paper has done research into the cases that advertising language threatens the audience s positive face and negative face.

The Negative Impacts on the Integration of European Defense Brought by the European Union s Eastward Expansion;

The countermeasures against the negative impacts of the computer bar on university students;

The negative impacts of the computer bar on university students;

The influence of air-water ratio,HRT(hydraulic retention time),media-filling rate for biological contact oxidation tank and dosage of flocculating agent,surface loading for flotation tank on pollutants removal was studied.

Attention to negative effect of nanotechnology;

Analysis of negative effect of geotextile on long-term stability and post-construction settlement of embankment;

Negative Effects of Known Information on Speakers or Writers in Communication;

Negative influences of Chinese thinking patterns on English syntactic writing;

However,the improper operation to eco-tourism will result in serious negative influences.

This paper describes the important position of the library in the teaching evaluation system,and analyzes the negative influences of teaching evaluation on the higher vocational college library.