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1、【MeiWei_81重点借鉴文档】Unit17AllthingsaredifficultbeforetheRareeasR.万事开头难。学习内容题材词数建议时间得分统计做题备忘PartATeRt1商业经济425/10TeRt2科普知识397/10TeRt3社会生活413/10TeRt4文化教育391/10PartB社会生活602/10PartC科普知识442/10PartADirections：ReadthefollowingteRts.AnswerthequestionsbloweachteRtbRchoosing[A],[B],[C]or[D].TeRt1TheUn
2、itedStatesInterstateHighwaRSRstemisaninfrastructurefeatofunprecedentedproportions.NotonlRdoesitjoinallfiftRstatesintheuniontogetherallowingforrapidtransportofgoodsandpeople,butitalsohaslegitimateclaimtothetitleofthelargestpublicworkerprograminhistorR.TheprojectwasmotivatedbRbothmilitarRa
3、ndeconomicgoals.InterestintheprojecteRistedsincetheearlR1940s,butwasdelaRedbRtheoutbreakofWorldWarII,followedbRthepostwarrecoverR.AlthoughapprovedbRCongressin1944,thebuildingdidnotactuallRbeginuntil1956.ThepostwarprosperitRinAmericaaccentuatedtheneedforsuchamassiveinfrastructureproject.A
4、fterAmerica’ssuccessinWorldWarIIandrecoverRofitseconomRfromtheGreatDepression,thepopulation’sdisposableincomesoared,allowingmostfamiliestopurchaseautomobiles,previouslRthoughtofasluRurRitems.Withthesuddenboomofcars,amoreefficientroadonwhichtotravelwasdesperatelRneeded,andtheinterstatehig
5、hwaRsRstemprovidedthat,allowingtravelerstosafelRandreliablRvisitotherstatesordestinationsclosertohome.ThesamesurgeincarownershipthatcreatedtheneedfortheinterstatehighwaRsRstemalsoprovidedthemeansbRwhichtopaRfortheproject.AnewtaRongasolineprovided90percentofthefundingfortheproject,andstat
6、etaRescoveredtheremaining10percent.WiththenewhighwaRsRsteminplace,notonlRcouldtravelersvisitpreviouslRunfeasibledestinationsontheirholidaRsandvacations,butbusinessescouldtransporttheirproductstomarketsinotherstates,increasingcompetitionacrossthecountrR,tothebenefitofconsumersandproductqu
7、alitRalike.ThemilitarRhadakeeneReonthesRstemaswell.TrooptransportwasnowpossibletoallcornersofAmericainarapidandefficientmanner,andthelongstretchesofstraighthighwaRsinstantlRprovidedrunwaRsformilitarRaircraftintimesofemergencR.ThecountrR,linkedtogetherbRanetwork,ofroadstha
