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时间:2020-08-01
《2013考研英语写作必背99句.doc》由会员上传分享,免费在线阅读,更多相关内容在教育资源-天天文库。
1、Stonedoesnotdecay,andsotoolsoflongagohaveremainedwheneventhebonesofthemanwhomadethemhavedisappearedwithouttrace. Insectswouldmakeitimpossibleforustoliveintheworld;theywoulddevourallourcropsandkillourflocksandherds,ifitwerenotfortheprotectionwegetfrominsect-eatinganimals. Itistruet
2、hatduringtheirexplorationstheyoftenfaceddifficultiesandangersofthemostperilousnature,equippedinamannerwhichwouldmakeamodernclimbershudderatthethought,buttheydidnotgooutoftheirwaytocourtsuchexcitement. Thereisonlyonedifferencebetweenanoldmanandayoungone:theyoungmanhasagloriousfuture
3、beforehimandoldonehasasplendidfuturebehindhim,andmaybethatiswheretherubis. Ifindyoungpeopleexciting.Theyhaveairoffreedom,andtheyhavenotadrearycommitmenttomeanambitionsorlovecomfort.Theyarenotanxioussocialclimber,andtheyhavenodevotiontomaterialthings. IamalwaysamazedwhenIhearpeople
4、sayingthatsportcreatesgoodwillbetweenthenations,andthatifonlythecommonpeoplesoftheworldcouldmeetoneanotheratfootballorcricket,theywouldhavenoinclinationtomeetonthebattlefield. Itisimpossibletosaysimplyforthefunandexercise:assoonasthequestionofprestigearises,assoonasyoufeelthatyouan
5、dsomelargerunitwillbedisgracedifyoulove,themostsavagecombativeinstinctsarearound. Ithasbeenfoundthatcertainbatsemitsqueaksandbyreceivingtheechoes,theycanlocateandsteerclearofobstacles-orlocateflyinginsectsonwhichtheyfeed.Thisecho-locationinbatsisoftencomparedwithradar,theprincipleo
6、fwhichissimilar. Asthetimeandcostofmakingachipdroptoafewdaysandafewhundreddollars,engineersmaysoonbefreetolettheirimaginationssoarwithoutbeingpenalizedbyexpensivefailure.Evenmoreshockingisthefactthatthenumberandrateofimprisonmenthavemorethandoubledoverthepasttwentyyears,andrecidivi
7、sm-thatistherateforrearrest-ismorethan60percent. HisteachingbeganattheMassachusettsinstituteofTechnology,butWilliamRaineyHarperluredhimtothenewuniversityofChicago,whereheremainedofficiallyforexactlyagenerationandwherehisstudentsinadvancedcompositionfoundhimterrifyinglyfrigidinthecl
8、assroombutsympathet
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