2020高考英语一轮复习组合第3练 【阅读理解 七选五】练习含解析
Ⅰ.阅读理解
A
(2018·陕西西安地区八校联考)
Babbage，borninLondonin1791，wasagreatmathematicalgenius.Hewasanaturalinventor.
Whenhefinishedschool，hewenttostudymathematicsatCambridgeUniversity.Later，hegotajobteachingattheuniversity.Whileworkingthere，hedesignedhis“firstdifferenceengine”．Thiswas，basically，ahand-operatedmechanicalcalculator. Hetooknineyearstobuildapartofthemachine.Thismachinecanmakecomplexmathematicalcalculations.It’sabasicmechanicalcomputer.
Babbagedreamed，however，ofmorecomplicatedmachines.Infact，hedidn’tonlydream; hebegantodesignthem.Theresultwasaseriesof“analyticalengines”whichwereinfactpowerfulcomputers!
Hisdesignscontainedprocessors，controlunits，amemoryandaninput/outputsystem.Thesearethefouressentialpartsofamodernmathematicalcomputer! Alas!
His“seconddifferenceengine”couldn’tuseelectricitysincethishadn’tyetbecomeausablesourceofpower，soBabbagehadtomakedowithmechanicalsystems.Forthisreason，themachinewasbig，complicatedandexpensive.ThoughBabbageproducedcompleteplansforthemachine，hecouldn’tbuildit.Itwastooadvancedforitsage!
Itwasnotuntilalmost160yearslaterthatBabbage’s“seconddifferenceengine”wasfinallymanufactured.ThefirstworkingversionofthismachinewasbuiltbytheScienceMuseuminLondon，fortheBabbagebicentenaryin1991.AsecondmachinewasthenbuiltforanAmericanhigh-techmillionaire，whoputitintheComputerHistoryMuseum，inCalifornia.
Babbage’sanalyticalengineswouldhaveused“programs”likethoseusedinthetextile(industrytomakecomplicatedpatterns
buttheywereneverbuilt.Thisbrilliantmathematicianreallywastoofaraheadofhistime! 1．WheredidBabbageplanhis“firstdifferenceengine”？ A．InLondon. C．AtCambridge.
B．Athighschool. D．InScienceMuseum.
纺
织
) ，
2．Whatdoweknowabouthis“seconddifferenceengine”？ A．Ittookhimnineyearstobuildit. B．Itwasfaraheadofitstime. C．Itsdesigncameoutinhisdreams. D．Itspowersourcewaselectricity.
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3．The“seconddifferenceengine”wasbuilttoworkin1991. A．foranAmericanmillionaire B．inmemoryofBabbage
C．totestitsabilitytouseelectricity D．fortextileindustrytomakepatterns 4．Whatcanweinferfromthetext?
A．Babbage’senginesdidn’trunonprograms. B．Textilepatternsareproducedwithprograms. C．Babbagecanbeseenasthefatherofcomputers. D．Babbage’sanalyticalengineswereneverbuilt.
B
Withgoldensunshineandagentlebreeze，autumnisthemostbeautifulseasonintheyear.Thisisagreattimetogooutsideandhavefun.Gotoavalleytoseeredmapletrees，goandpickfruitinanorchardorfindanopenfieldtoflyyourkitein.
However，formanyhighschoolstudents，thesegreatactivitiesmaybejustadream.Withplentyofworktodo，theyspendalltheirhoursindoors，strugglingforahighmarkintheirexams.Ofcourse，studyisoneofthemostimportantthingsforteenagers.Butlifeisdefinitelymuchmorethanthat.
Sometimeswespendsomuchtimestudyingthatweforgethowtomakelifewonderful.Indoingso，welosetherealpurposeoflife—tobeavaluableandhappyperson.Toenjoyjusthowgreatitistobealive，wehavetoputdownourbooksandpensandlookaroundus.Students，takesomeexercisetoimproveyourhealth，talkwithyourparentsandfriendsforunderstandingandwalkaroundoutsidetorefreshyourbodyandmind. Goingoutandenjoyingthebeautifulcountrysideoftenhelpsourcreativityinourwork.Chinesecraftsman，LuBan，createdasawtohelpwoodworkers.Butifhehadn’twalkedoutside，hewouldnothavebeeninspiredbyakindoftoothedgrass.WecouldalsosupposethatifNewtonhadn’trestedunderthatappletree，thenhewouldn’thavebeenhitbyanapple，andhisclassictheorieswouldnothavecomeout. Goingoutisnotonlyabreakfromhardwork，butachancetoaddtolifeexperience.Socomeon，giveyourbrainagoodrest.Stepoutofthebooksandgetyourbagreadyforanautumnouting.Wearesureyouwillgetmuchmorethanknowledgefromtheexcitingjourney.
5．Inwhichparagraphdoesthewritermakeasummaryabouthisopinion? A．Paragraph1. C．Paragraph5.
B．Paragraph2. D．Paragraph4.
6．Whyisgoingoutadreamformanyhighschoolstudents? A．Theyareunhappytodoso.
B．Theirparentsdon’tallowthemtodoso.
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C．Theythinkstudyisthemostimportantthingforthem. D．Theyhavetoomuchworktodoforgettinghighmarksintheexams. 7．Thepassageisdevelopedmainlyby. A．makingpredictions
B．reasoningandgivingexamples
C．describingthebeautifulsceneryinautumn
D．pointingoutthepresentsituationofhighschoolstudents 8．Whatmessagecanyougetfromthepassage? A．Natureispower.
B．AllworkandnoplaymakesJackadullboy. C．Theauthorisn’thappywithoureducationatall. D．Goingoutcanmakehighschoolstudentsgetmore.
C
WhileJenniferwasathometakinganonlineexamforherbusinesslawclassamonitorafewhundredmilesawaywaswatchinghereverymove.
，
UsingawebcameraequippedinJennifer’sLosAngelesapartment，themonitorinPhoenixtrackedhowfrequentlyhereyesmovedfromthecomputerscreenandlistenedforthesecretsoundsofapossiblehelperintheroom.HerInternetaccesswaslocked—remotely—topreventInternetsearches，andhertypingstylewasanalyzedtomakesureshewaswhoshesaidshewas：Didsheenterherstudentnumberatthesamespeedasshehadinthepast？Orwassheslowingdown?
Inthebattleagainstcheating，thisisthecuttingedgeandakeytoencouragehonestyintheboomingfieldofonlineeducation.Thetechnologygivestrusttotheentiresystem，totheinstitutionandtoonlineeducationingeneral.Onlywithsolidmeasuresagainstcheating，expertssay，canInternetuniversitiesshowthattheirexamsanddiplomasarevalid—thatstudentshaven’tjustsearchedtheInternettogettherightanswers.
Althoughonlineclasseshaveexistedformorethanadecade，theconcernovercheatinghasbecomesharperinthelastyearwiththegrowthof“openonlinecourses.”Privatecolleges，publicuniversitiesandcorporationsarejumpingintotheonlineeducationfield.Spendingmillionsofdollarstoattractpotentialstudents，whilealsotakingstepstohelpguaranteehonestyatadistance.
Asidefromthewebcameras，anumberofotherhigh-techmethodsarebecomingincreasinglypopular.Amongthemareprogramsthatcheckstudents’identitiesusingpersonalinformation，suchasthetelephonenumberstheyonceused.
Otherprogramscanproduceuniqueexamsbydrawingonalargelistofquestionsandcanrecognizepossiblec
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2020高考英语一轮复习组合第3练【阅读理解 七选五】练习含解析
