2019届高考英语一轮基础选习题模块4unit2sportingevents（含解析）牛津译林版

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1、Unit2Sportingevents李仕才一、阅读理解。AgunmankilledtwomembersofatelevisionnewscrewintheUnitedStatesearlierthisweek.TheirTVstationbroadcasttheshooting“live”inrealtime.TheshootingshockedmanyAmericansandpeoplearoundtheworld.OneUSteenagerwantstohelppreventsuchattacks.KaiKl

2、oepferlivesinBoulder，Colorado.Hehasatalentfortechnology.Hehasbeenteachinghimselfengineeringskillssincehewasachild.Hearingofsomanygunattacks，hedecidedtousehisskillstohelppreventmassshootings.Theyoungman'sgoalwastomakeagunthatwouldnotworkinthehandsofakiller.Buth

3、eknewitwouldbeimpossibleforhimtostopdangerouspeoplefrombuyingguns.Sohechangeddirection.Hedecidedtocreateagundesignedtopreventaccidentalshootings.ThegunKaiKloepferdesignedonlyworkswhenunlockedbythefingerprintoftheowner，andnotbyanyoneelse.Thegunonlyrecognizesthe

4、touchofitsowner.Ittooktheteenagersevenmonthsandover1,500hourstocreateaplasticmodelofhis“smartgun”．Heenteredhisfingerprinthandguninalocalsciencefairandwon.Hisawardincludedafinancialprize.Hereceived$50,000.Themoneyistosupportimprovementingunsafety.KaiKloepferisn

5、ow18yearsold.Hehasbeenusingthegrantmoneytoimprovethetechnology.Hesaystheweaponhedesigneddoesn'tchangethefunctionofafirearmatall.Itjustmakesitsafer.Heisnowworkingtoaddthefingerprintlocktechnologytoarealgun.Hesaysheexpectstoonedayseehis“smartgun”forsalenexttooth

6、erfirearms.Theyoungmanplanstospendthenextyearimprovinghisfingerprinthandgun.Thenhewillstartcollegeatoneoftheworld'stopuniversities—theMassachusettsInstituteofTechnology.1．WhydoesKaiKloepfertrytoinventthegun?A．Topreventpeoplefrombuyingguns.B．Toprotectpeople'sli

7、ves.C．Tolimitfunctionsofagun.D．Toreducepowerofagun.2．TheguncreatedbyKaiKloepferiscontrolledbytheowner'sfingerprintto________.A．keepitconvenienttouseB．makeitsafetocarryaroundC．protectitsownerfromharmD．avoidbeingusedbyothers3．HowistheprogressofKaiKloepfer'sgunin

8、vention?A．Itisbeingshowninafair.B．Itisunderfurtherresearch.C．Itwillsooncomeintothemarket.D．Itneedsdesigningonceagain.4．What'sKaiKloepfer'swishforhisfingerprintgun?A．Itwillbringenou