【Manycompaniestodayholdmeetingstodiscusstheirnewplans．Aspeoplearepayingmoreattentiontotheenvironmentproblems，morecompaniesarelookingforwaystoreducetheirbadinfluenceontheenvironment．Manyofthemachievethisbyusin】

　　Manycompaniestodayholdmeetingstodiscusstheirnewplans．Aspeoplearepayingmoreattentiontotheenvironmentproblems，morecompaniesarelookingforwaystoreducetheirbadinfluenceontheenvironment．Manyofthemachievethisbyusingwebmeeting．

　　WebmeetingisatechnologythatallowspeopletocommunicatebetterovertheInternet．It'saneasywayofhostingandattendingameeting．Participants（与会者） don'thavetoleavetheoffice．Eachofthemwillreceiveaninvitationwiththemeetingtimeanddateonit．Whenthemeetingisreadytobegin，theymustsitbeforetheircomputers．

　　Withwebmeeting，allparticipantscanattendthemeetingattheirowndesks．Theydon'tneedtodriveacartotraveltoandfromthemeeting．Asaresult，nofuel（燃料） isusedandlesstimeistakenupinattendingawebmeeting．

　　Materialsforthemeetingaresimplye-mailedtoalltheparticipantsbeforeitbegins．Thenparticipantscanjustreadthemonthescreen．Forthecompany，thisnotonlysavestheuseofpaperbutalsogreatlyreducesthemailingcost．

　　Asameetinghallisnotused，theonlypowerforawebmeetingisthepowerthatisusedbythecomputers．Besides，organizeddon'thavetopayforfoodoraccommodation（住宿）fortheparticipants．Allthismeansthatlessenergyisused．

　　Inaword，webmeetingisacheaper，greener，andmorefriendlywayofhostingandattendingameeting．Companiesthatholdwebmeetingsarewillingtoworkhardforabetterenvironment．Sotheycanmoreeasilyfindtheirworkingpartnerswhohavethesamegreenideas．Inreturn，theydevelopgoodrelationshipwithothercompaniesandimprovetheirbusiness．

　　根据上面短文内容填空．

　　71．Manycompaniesarelookingforwaysto___ontheenvironment，becausepeoplearepayingmoreattentiontothe___．

　　72．Webmeetingisaneasywayto___themeeting．Participantsjustsitbeforetheircomputersinsteadof___theoffice．

　　73．Theuseofpaper___andthe___isgreatlyreducedbye-mailingmeetingmaterials．

　　74．Powerisonlyusedbythecomputersbecausethereisnoneedfora___．Besides，organizersneedn't___onfoodandaccommodationfortheparticipants．

　　75．Iftheyhavethesame___，it's___forcompaniestofindtheirworkingpartners．