Thecomputerplaysanimportantpartinoureverydaylife.Itiso...
問題詳情：Thecomputerplaysanimportantpartinoureverydaylife.Itisoneofthegreat__1__intheworldinthe__2__century.Itworksforusnotonlyathome,intheoffices,inbigshops,__3__atschools.Todayitisused__4__manyways.I...