七选五（二）

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1、2016高考英语-阅读七选五集训（一）根据短文内容，从短文后的选项中选出能填入空白处的最佳选项。选项中有两项为多余选项。Passage116Scientistsandexpertshaveprovedtheuniquenessoffinger-printsanddiscoveredthatnoexactlysimilarpatternispassedonfromparentstochildren,thoughnobodyknowswhythisisthecase.Theridge（隆起）structureonaperson'sfingersdoesnotchangewithgrowthandi

2、snotaffectedbysurfaceinjuries.Burns,cutsandotherdamagetotheouterpartoftheskinwillbereplacedintimebyanewone,whichbearsareproductionoftheoriginalpattern.17Somecriminalsmakeuseofthisfacttoremovetheirownfinger-printsbutthisisadangerousandraresteptotake.Finger-printscanbemadeveryeasilywithprinter’sink.Th

3、eycanberecordedeasily.18Becauseofthesimplicityandeconomyofthissystem,finger-printshaveoftenbeenusedasamethodofsolvingcriminalcase.Asuspectedmanmaydenyachargebutthismaybeinvain.19.Whenasuspectleavesfinger-printsbehindatthesceneofacrime,theyaredifficulttodetectwiththenakedeye.20Someofthemarksfoundarei

4、ncompletebutidentificationispossibleifaprintofaquarterofaninchsquarecanbeobtained.A.Specialtechniquesareusedto“develop”them.B.Afingerprintisanimpressionoftheridgestructure.C.Itisonlywhentheinnerskinisinjuredthatthearrangementwillbedestroyed.D.Withspecialmethods,identificationcanbeachievedsuccessfull

5、ywithinashorttime.104E.Somecriminalsmayleavetheirfingerprintsatthesceneofacrime.F.Hisfinger-printscanprovewhoheisevenifhisappearancehasbeenchangedbyageoraccident.G.Everyhumanbeinghasauniquearrangementoftheskinonhisfingersandthisarrangementisunchangeable.Passage2Americansusemanyexpressionswiththeword

6、“dog”.PeopleintheUnitedStateslovetheirdogsandtreatthemwell.16However,dogswithoutownerstocareforthemleadadifferentkindoflife.Theexpression,toleadadog'slife,describesapersonwhohasanunhappyexistence.Somepeoplesayweliveinadog-eat-dogworld.17Theysaythattobesuccessful,apersonhastoworklikeadog.Thismeansthe

7、yhavetoworkvery,veryhard.Suchhardworkcanmakepeopledog-tired.And,thesituationwouldbeevenworseiftheybecamesickasadog.18Thismeansthateverypersonenjoysasuccessfulperiodduringhisorherlife.Tobesuccessful,pe