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1、大学英语六级阅读难点关键句140句 1.Wearingaseatbeltsaveslives;itreducesyourchanceofdeathorseriousinjurybymorethanhalf. 2.Butitwillbethedriver'sresponsibilitytomakesurethatchildrenunder14donotrideinthefrontunlesstheyarewearingaseatbeltofsomekind. 3.However,youdonothavetowearaseatbeltifyouarer
2、eversingyourvehicle;oryouaremakingalocaldeliveryorcollectionusingaspecialvehicle;orifyouhaveavalidmedicalcertificatewhichexcusesyoufromwearingit. 4.Rememberyoumaybetakentocourtfornotdoingso,andyoumaybefinedifyoucannotprovetothecourtthatyouhavebeenexcusedfromwearingit. 5.Profess
3、orTaijuMatsuzawawantedtofindoutwhyotherwisehealthyfarmersinnorthernJapanappearedtobelosingtheirabilitytothinkandreasonatarelativelyearlyage,andhowtheprocessofageingcouldhesloweddown. 6.WithateamofcolleaguesatTokyoNationalUniversity,hesetaboutmeasuringbrainvolumesofathousandpeopl
4、eofdifferentagesandvaryingoccupations. 7.Computertechnologyenabledtheresearcherstoobtainprecisemeasurementsofthevolumeofthefrontandsidesectionsofthebrain,whichrelatetointellect(智能)andemotion,anddeterminethehumancharacter. 8.Contractionoffrontandsidepartsascellsdieoffwasobserved
5、insomesubjectsintheirthirties,butitwasstillnotevidentinsomesixtyandseventy-year-olds. 9.Thefindingsshowingeneraltermsthatcontractionofthebrainbeginssoonerinpeopleinthecountrythaninthetowns. 10.Whitecollarworkersdoingroutineworkingovernmentofficesare,however,aslikelytohaveshrink
6、ingbrainsasthefarmworker,busdriverandshopassistant. 11.Weknowthatyouhaveahighopinionofthekindoflearningtaughtinyourcolleges,andthatthecostsoflivingofouryoungmen,whilewithyou,wouldbeveryexpensivetoyou. 12.Butyoumustknowthatdifferentnationshavedifferentwaysoflookingatthings,andyo
7、uwillthereforenotbeoffendedifourideasofthiskindofeducationhappennottobethesameasyours. 13.Weare,however,notthelessobligedbyyourkindoffer,thoughwerefusetoacceptit;and,toshowourgratefulsenseofit,ifthegentlemenofVirginiawillsendusadozenoftheirsons,wewilltakecareoftheireducation,tea
8、chtheminallweknow,andmakemenofthem. 14.
