This paper explicates dimensions of media literacy in an attempt to explore its theoretical connections with the broader concept of citizenship.

Nowadays the development of the times requires individuals to have basic democratic accomplishment, such as political values, democratic knowledge, democratic spirit, democratic ability, etc.

Teachers in network teaching environment should have the comprehensive network literacy to correctly implement the teaching behavior required by network teaching structure.

The paper analyzedthe status quo of this issue and proposed some measures on how to train adolescent s network literacy.

In order to have the computer and internet become the tool for their healthy development,it become an important part to educate the juveniles to have computer literacy, information literacy and net literacy.

Under such a circumstance net literacy education has gained more and more attentions.

With the rapid development of the Internet, online virtual community is becoming more and more mature; as a result, netizen quality and political participation issue have become increasingly prominent.