Something About Internet

A We are all busy talkingabout and using the Internet(因特网),but how many of us knowthe history of the Internet? Many people are surprisedwhen they find that the Internetwas set up in the 1960s.At thattime,computers were large andexpensive.Computer networks(网络)didn’t work well.If onecomputer in the network broke down,then the whole network stopped.So a new network sys-tem(系统)had to be set up.It