Ths days many studnts lik to mak frinds on lin.Most of thm think it's intrsting to know a strangr through th Intrnt. As a mattr of fact, only a fw of thm hav succdd in gtting a ral good frind in this way. Most of thm hav bn chatd. Som of thm hav committd crims with th frinds on lin. So w should b carful of making frinds on lin. W'd bttr pay mor attntion to our study.