4、tytofortyhoursonlineeveryweek.TheuseoftheInternetcanbeanaddictionlikedruguse.PeoplelosecontrolofthetimetheyspendontheInternet. Forexample,onecollegestudentwasmissingforseveraldays.Hisfriendswereworried,and theycalledthepolice.Thepolicefoundthestudentinthecomputerlab:hewassurfingthenetfor several