新高考二轮之英语题型专练阅读理解-科技类含答案

英语24字整体教学法新高考二轮之英语题型专练（4）阅读理解---科技类1、Anexperimentalclean-updevicecalledRemoveDEBRIShassuccessfullycastanetaroundadummy（仿真的）satellite,simulatingatechniquethatcouldoneclaycollectspacebornegarbage.Thetest,whichwascarriedoutthisweek,iswidelybelievedtobethefirstsuccessfuldemonstrationofspaceclean-uptechnology,expertstoldCNN.Anditsymbolizesanearlysteptowardsolvingwhathasalreadybeenacriticalissue:junkinspace.Millionsofpiecesofspacejunkareturningaroundinorbit,theresultof50yearsofspacetravelandfewregulationstokeepspaceclean.Atorbitalspeeds,evenasmallbitofpaintcrashingwithasatellitecancausecritical（严重的）damage.Variouscompanieshaveplanstosendthousandsofnewsatellitesintolow-Earthorbit,alreadythemostcrowdedarea.TheRemoveDEBRISexperimentisrunbyacompanyandresearchersledbytheU.K.’sSurreySpaceCentreandincludesAirbus,Airbus-ownedSurreySatelliteTechnologyLtd.andFiance,sArianeGroup.GuglielmoAglietti,directoroftheSurreySpaceCentre,saidthatanoperationalversionoftheRemoveDEBRIStechnologywouldcastanetthatremainsfastenedtothemainsatellitesothedebris（碎片）canbedraggedoutoforbits.Itcouldtargetlargepiecesofjunk,includingdeadsatellitesupto10meterslong.TheRemoveDEBRISsatellitewillconductafewmoreexperimentsinthecoiningmonths,includingtestingnavigationfeaturesthatcouldhelpguidethesatellitetoaspecificpieceofdebris.Therearestillenormousbarrierstoclearbeforeoperationalclean-uptasksareunderway,hesaid,andthemostdiscouragingisfiguringouthowtofundsuchprojects.Aglietti,theSurreyprofessorwhohelpedleadtheRemoveDEBRISproject,said,"Thechallengewilllieinpersuadingtherelevantauthoritiestosponsorthesetasks."AgliettisaidhehopesRemoveDEBRISwillconductafewclean-uptasksperyear,targetingthelargestpiecesofjunkinthemostcrowdedorbits..WhatistheuseoftheRemoveDEBRISsatellite?A.Disposingofspacewastes. B.Demonstratingspacetechnology.C.Imitatingadevelopingtechnique. D.Solvingseriousjunkproblems..HowdoestheRemoveDEBRISsatellitework?YOYO英语24字整体教学法A.Bythrowinganettotakethejunkfromorbits.B.Byfasteningittothemainsatellitetightly.C.Bydraggingsatellitesupto10meterslong.D.Bytargetinglargepiecesofjunkcarefully..Whatdoestheunderlinedword“sponsor”inthelastparagraphprobablymean?A.Accomplish.B.Support. C.Oppose. D.Provide..What’sthebesttitleforthetext?A.ACriticalIssue:JunkinSpaceB.HowRemoveDEBRISIsDevelopedC.WhytheRemoveDEBRISSatelliteIsInventedD.RemoveDEBRISCollectsSpaceJunkfortheFirstTime2、Changingtechnologystimulates（刺激）thebrainandincreasesintelligence.Butthatmayonlybetrueifthetechnologychallengesus.Inaworldrunbyintelligentmachines,ourlivescouldgetalotsimpler.Wouldthatmakeuslessintelligent?AftertheIndustrialRevolution,machinesbegantoreplacemanualworkers.Theprocessplayedoutinagricultureaswellasmanufacturingsothatgroupsofagriculturalworkerswerereplacedandforcedtomovetocitiestomakealiving.Whenmachinestookawaymuchofthemanualwork,peoplebecamelessphysicallyactiveandgainedweight.Thesedentary（久坐的）lifestylecontributedtoaworldwidespreadingofoverweightandrelatedmetabolicdisorderssuchasheartdisease,secondarydiabetesandkidneydisease.Asourbodiesrested,ourbrainswereforcedtoworkharder,however.Itismuchmoredifficulttodrivethroughanovercrowdedmoderncitythanitistomovearoundinasmallruralvillage,forinstance.Modernjobsarealsomorecomplexandurgentandtheyrequiremoreeducationbecauseemployeesneedtoprocessnewinformationquickly.Evenduringourleisuretime,ourbrainsworkharderduetogreateravailabilityofbooksandexplosionofaudiovisualmedia,forentertainment,study,music,news,andsoforth.NowintheInternetage,theamountofinformationgrowsfastalongwiththeadvanceofelectronictechnologies.ThenumberofpeoplewithwhomweinteractelectronicallygrowsbyleapsandboundsthankstotheeaseofuseofsocialmedialikeFacebookandTwitter.YOYO英语24字整体教学法Allofthisextraworkforourbrainsmakesusmoreintelligent.Thathelpsexplainwhyhumanintelligenceincreasessteadilyfromgenerationtogenerationinalldevelopedcountries,aphenomenonnamedtheFlynnEffect.Ofcourse,thereareotherreasons,includingimprovednutrition,bettermedicalpracticesthatreducebraindamage,andimprovedsanitationandpublichealththatreducediseasesofchildhood.IntheP.GWodehousenovels,BertieWoostergotawaywithbeingafoolbecauseJeeveswastheretobackhimupwithsuperiorbrainpower.Similarly,peopleofthefutureareatriskofbeinglessintelligentbecausemachineswilldotheirthinkingforthem.Artificialintelligenceistakingovermanyhumanjobs.Forinstance,planesarebeingflownmuchofthetimebyautomaticpilots.Moreover,thecomplexproblemofcontrollingairtrafficaroundlargemodernairportsisalsoachievedbyartificialintelligencethatoperateswellbeyondthecapabilityofmerehumanairtrafficcontrollers.Artificialintelligenceexistsinmanyfieldsofmodernlifeforthesimplereasonthatintelligentmachinescanalreadyoutperformhumans,includingsomeaptitudes天资）whichwereoncethoughttobeahumanadvantage,suchasplayingchessorrecallingdetailsinagameofJeopardy.Machineintelligenceisincreasingmuchfasterthanhumanintelligence.Asmachinesgetsmarter,theywilldomoreofourthinkingforusandmakelifeeasier.Insteadofstrugglingtoidentifyourselvestosomeelectronicsystemviapasswordsthataresecureonlyiftheyarehardtoremember,thesystemwillworkhardertoidentifyususingbiometrics（生物测定学）suchasfingerprintsoreventheindividualsoundofourhearts.Moretechnologiesofthefuturemayalsobevoice-activatedsothatwewilltalkwithmachinesmuchaswewouldtalktoafriend.Inthefuture,theelectronicassistantwilldeveloptothepointwhereitservessimilarfunctionsasareallivingchiefmaleservantofahouse,fulfillingrequestssuchas:“OrganizeadinnerpartyforsixonThursday,Jeeves,andinvitetheusualguests.”Atthatpoint,ourlongstrugglewithchallengingtechnologiesisatanend.LikeBertieWooster,wecantakeiteasyknowingthatthehardworkofplanningandorganizingisbeingdonebyabetterbrain-theelectronicassistant.Starvedofmentaleffort,ourbrainswillreturntoanearlierorlessadvancedform.YOYO英语24字整体教学法Thefutureisstillinthefog.l.Accordingtotheauthor,theIndustrialRevolutionledto.A.thedevelopmentofeducation B.thespreadofdiseasesintheworldC.alifestyleofbeingphysicallyactive D.people'sphysicalandmentalproblems.TheFlynnEffectreferstothephenomenonthat.A.extraworkcanstimulateourbrainB.humansarebecomingsmarterandsmarterC.thechangeinhumanintelligenceissteadyD.peopleindevelopedcountrieshavehigherintelligence.ThewritergavetheexampleofBertieWoostertotellus.A.thepossibilityofhumans'becominglessintelligentB.theriskofmachines'destroyingtheworldC.theendofchallengespeoplefaceinlifeD.thepowerfulfunctionsoftechnologies.Whyisartificialintelligencepopularinourlife?A.Itcanimproveandupdateitself. B.Itcantakeadvantageofhumans.C.Itcandomuchbetterthanhumans. D.Itcandealwithabstractinformation..Wecaninferfromthepassagethatelectronicsystems.A.willmaketroubleinourdailylifeB.willfunctionasthemasterofhumansC.willbecomemoreuser-friendlyinthefutureD.willbedesertedbecauseoftheirinconvenience.Whichofthefollowingisthebesttitleforthepassage?A.Thefutureisbrightduetoartificialintelligence.B.Willmachinesreplacemanualworkers?C.Humanswilldevelopelectronicassistants.D.Canartificialintelligencemakeusstupid?3、Haveyouevernoticedthatafterabout6monthsyourperfectlynew1,000dollarsmartphonebeginstoslowdown?WhatifItoldyouthatit'sasalesstrategythatprettymuchallphonecompaniesusetoforcepeopleintobuyingnewphones?YOYO英语24字整体教学法Inlate2015,whenLisaYoungwasinchargeofiOSsecurityandbetasoftwaretestingteams,herbossrevealedadarksecrettoher,sayingthattheywereusinganewstrategythatwouldpurposelyslowdownolderphoneseverytimethephonewouldupgradetothelatestoperatingsystem.Thisnewmethodwouldforcecustomerstobuythelatestphonemodel,increasingsalesby70%.Shewasalittledisturbedtohearthenews,butshejustkeptherheaddownandcontinuedtodoherjob.Afterawhile,theguiltofbeinginvolvedwithsuchashadysalesmodelstartedtoweighheavilyonher."Howcouldamulti-billiondollarcorporationcontinuetotakeadvantageofthepubliclikethis?"shethought.InMarchof2017,shecontactedareporterfromCNNtofinallyleaktheinformationconcerningAppleslowingdownphones.Thescandal(丑闻)wentviralovernight,andeverymediaoutletintheworld,ineverylanguagewastalkingaboutit,makingitoneofthebiggestcontroversiesinconsumerelectronicshistory.Aweeklater,shewassecretlyletgoafterher8yearsofservice.Althoughshewastakingahugeriskgoingagainstoneofthemostpowerfulcorporationsintheworld,shefeltasenseofreliefexposingit.Thepublicdeservedtoknowandthefearbecamehermotivationtofindawaytodestroytheirshadysalesmodel.Severalofhercolleagueswerefiredwithher.Theyquietlyunited,andafterayearofextensiveresearchtheydesignedauniqueproductcalledCircaChargethatwouldreversethenegativeeffectsof"softwareupdates".PhonecompanieshaverecentlygotwindoftheirovernightsuccesswithCircaChargeandaretryingtodoeverythingtheycantomakethisproductillegalandbanitforever.Lisaandherteamhavemadeunbelievableprogressinincreasingbatterylife,batteryhealth,andoptimizingphoneperformance,andtheywillcontinuetodevelopnewtechnologythatwillbeatphonecompaniesattheirowngameuntiltheychangetheirways.(1).Whatcanwelearnaboutthenewmethodmentionedinparagraph2?A.Itisessentialinthelatestoperatingsystem.B.Itbenefitsusersinupgradingtheiroldphone.C.Itfoolscustomersintobuyingthelatestmodelonpurpose.D.Itisasuccessfulsalesstrategyforadvertisingnewsoftwares..Whatdoestheunderlinedphrase"keptherheaddown"inparagraph3referto?A.Shookherhead.YOYO英语24字整体教学法B.Noddedtoshowapproval.C.Pretendedtoknowsomething.D.Triednottoshowsheknowssomething..HowdidLisaYoungfeelafterleakingthesecret?A.Disturbed. B.Relieved.C.Frightened. D.Disappointed..Fromthepassage,weknow.A.it'stootoughforLisaandherteamtoincreasebatterylifeB.CircaChargehelpsphonecompanieswithsoftwareupdatesC.LisastrugglestoforcephonecompaniestochangetheircurrentwaysD.phonecompaniesfinditessentialtobantheirillegalsoftwareforupdating4、Nearlyeveryweek,wehearnewsaboutthelatestsuccessesandfailuresindriverlessvehicles.Butwehearlittleabouthowotherindustriesaredevelopingthissamekindoftechnology.Oneindustryheavilyinvolvedinresearchinganddevelopingartificialintelligence,orAI,isagriculture.Companiesareexperimentingwithhigh-techtoolsthatcanhelpfarmerssavetimeandmoney,whilereducingenvironment-harmingchemicals.OneofthecompaniesisecoRobotixofSwitzerland.ItcreatedarobotequippedwithAIandcamerastoidentifyallplantsonafarm.Therobothasfourwheelstocarryitselfthroughthefieldsinsearchofweeds.Computer-controlledarmsthenlowerandspraytheweedswithsmallamountsofherbicide(除草剂).Companyofficialssaytherobotcanfullyoperateonitsownforupto12hoursadaywhilebeingpoweredbythesun.Itusesthesamekindofsensorandpositioningtechnologyusedtoguidedriverlessvehicles.Afarmercanalsocontroltheequipmentthroughasmartphone.Theco-founderofecoRobotix,AurelienDemaurex,saysthefarmrobotcankillweedswith20timeslessherbicidethantraditionalmethods.Thisisbecausethesystemusesexactlytherightchemicalamountintheexactplacerequiredtokilltheweeds.Currently,farmersspreadweedkillersovermassiveareastodestroyunwantedplants.AnothercompanydevelopingfarmroboticsisCalifornia-basedBlueRiverTechnology.Thecompanyhasasystemcalled"See&Spray",whichitclaimswastheworld'sfirstsmartsprayer.Thesystem-whichisconnectedtothebackofatractor-isalsoequippedwithAItoidentifyandYOYO英语24字整体教学法chemicallykillonlytheweeds.Itcanalsospraychemicalsonwantedplantstohelpthemgrow.BenChostner,vice-presidentofbusinessdevelopmentforBlueRiverTechnology,explainsinacompanyvideothatSee&Spraytechnologyusesthesamedeeplearningmethodsusedinfacialrecognition."Thefirsttimethemachinesawpigweed,itdidn'tknowwhatkindofplantitwas.Butwetaughtit—bygivingittensofthousandsofexamplesofthatpigweed一andnowit'sanexpertinpigweed.".HowwillAIbenefitagriculture?A.Itwillfundagricultureresearch.B.Itcontributestolow-costfarming.C.Itcanavoidharmfulchemicals.D.Itfreesallfarmersfromfieldwork..Whatdotheproductsofthetwocompanieshaveincommon?A.Theyuserecognitiontechnology.B.Theyarepoweredbysolarenergy.C.Theyareconnectedwithsmartphones.D.Theycanhelpwantedplantsgrowrapidly..WhatdoBenChostner'swordssuggestabouttherobot?A.Itisenvironmentallyfriendly.B.Itisgoodatself-improving.C.Ithasthelearningability.D.Itcantrackvariousplants..Whatismainlytalkedaboutinthetext?A.Theexperimentinfarmingrobots.B.Anewtrendinartificialintelligence.C.ModemSee&Spraytechnology.D.Artificialintelligenceinagriculture.5、Theworld,sfirstrobotpoliceofficerhasstartedworking.Itsnameis‘RoboCop’anditwentintoservicefortheDubaiPoliceearlierthisweek.Robocop,sfirstofficialdutywastogreetguestsattheopeningofasecurityconferenceinDubai.Apartfromgreetingvisibrs'itsjobwastoanswerquestionsandgivedirections.RoboCophasabuilt—intabletforpeopletointeractwith.YOYO

英语24字整体教学法Peoplecanusethetablettopaytrafficfinesanduseothersmartpoliceservices.Thetabletislinkedtoapolicestation,sopeoplecantalktohumanpoliceofficers.Inaddition,RoboCopcanspeaksixlanguages,includingEnglishandArabic.The170-centimetre-tallrobotcanalsoshakehands,salutepeopleandrecognizepeople,semotionsandfacialexpressions.DubaiPolicesaysRoboCopisthefirstofmanyrobotpoliceofficersforthecity.Aspokesmansaidthatby2030,25percentoftheDubaiPoliceforcewillberobots.Hesaid:“WearelookingtomakeeverythingsmartinDubaiPolice.By2030,wewillhavethefirstsmartpolicestationwhichwon,trequirehumanemployees.”“TheRoboCopisthelatestsmartadditiontothepoliceforceandhasbeendesignedtohelpusfightcrime,keepthecitysafeandimprovehappinesslevels,”Headded.HealsosaidthatRoboCopwould,“assistandhelppeopleinthemallsoronthestreets”.Anofficialatthesecurityconferencecommentedthatthefutureisherenow,saying:'Theageoftherobotsisnolongercoming.Ithasarrived.”coming.Ithasarrived.”l.WhatwasRobocop,sfirstofficialduty?A.Tospotcriminalsinthecrowd.C.Toorganizeasecureconference..WhathasmadeRobocop“smart”?A.Itssocialskills.C.Itslanguagetalent..Whatcanwelearnfromthespokesman?A.Humanpolicewillbecomesmarter.B.RoboCophasdoneagoodjobatthemeeting.B.Toserveguestsatameeting.D.Toofferhelptothepeopleonthestreet.B.Itsbuilt-intablet.D.Itsabilitytorecognizepeople.C.Robotswillsoontaketheplaceofhumanpolice.D.RobotswillhelpDubaiPolicedodangerouswork.4.Whatdotheunderlinedsentencesmeaninthelastparagraph?A.Theageofrobotsisnowontheway. B.Robotswillchangetheworld.C.Scientistsaremakingsmarterrobots. D.Theageofrobotsisalreadyhere.6、Googlepreviouslyannouncedsuccessfultestsofmachinelearningsystemsdesignedtoassistdoctors.Inonecase,GooglereportedAIhadexaminedeyediseaseswithequalaccuracytoYOYO英语24字整体教学法doctors.Othertestsshowedthatmachinelearningcanbeusedtostudylargeamountsofpatientdatatopredictfuturemedicalevents.Nowthecompanyhaspublishedtwonewstudiesshowingahighlevelofsuccessinidentifyingmetastaticbreastcancer.Metastaticmeansthatcancerhasspreadfromitsmainareatootherpartsofthebody.Metastaticbreastcancerisoneofthedeadliest,causingabout90percentofallbreastcancerdeathsworldwide.Inmetastaticbreastcancerpatients,thecanceroftentravelstonearbylymphnodes淋巴结）.UsuallydoctorsexaminelymphnodetissueunderamicroscopetoseewhethercancerispresentGooglenotesthatpreviousstudieshaveshownthatuptoone-fourthofmetastaticlymphnodeclassificationsendupbeingchangedafterasecondexamination.Inaddition,studiesshowthatsmallmetastaticmaterialcanbemissedupto67percentofthetimewhenexaminationshappenunderextremetimerestrictions.Googlesaysitcreatedamathematicalalgorithm（算法）.Thealgorithm,calledLymphNodeAssistant,istrainedtofindcharacteristicsoftissueaffectedbymetastaticcancer.Whenthesystemexaminedtissueimages（图像）,itwasabletodifferentiatebetweenmetastaticcancerandnon-cancer99percentofthetime.Inaddition,theLymphNodeAssistantishighlyeffectiveatfindingthepositionsofthecancers.Someofthesepositionswouldbetoosmallfordoctorsthemselvestoidentify.Theresearchalsoshowedthatthealgorithmmethodcanreducetheusualtimeneededtoexaminethediseasebyabout50percent.ButGooglemakescleartheAl-basedsystemisnotmeanttoreplacetheworkofmedicalprofessionals.Instead,itisdesignedtoreducethenumberoffalseidentificationsandhelpdoctorsworkfasterandmoreeffectively.1.WhatisthemainideaofParagraph1?A.Googlebecameapioneerintrainingdoctors.B.Machinelearningisabletostopfuturemedicalevents.C.Googledevelopedartificialintelligencetohelpdoctors.D.Artificialintelligencecuredeyediseaseswithequalaccuracytodoctors2.Whatcanweinferaboutmetastaticbreastcancer?A.One-fourthofthemetastaticbreastcancerpatientsdieintheend.B.Metastaticbreastcancerisverydifficulttoidentify.YOYO英语24字整体教学法C.Itresultsin90percentofdeathsofallcancers.D.Itcanbeidentifiedafterasecondexamination..WhatistheadvantageofGoogle'snewmathematicalalgorithm?A.Itcanoffereffectivetreatment.B.ItcantelltheexactpositionsofcancersC.Itcosts99percentlesstimethanbefore.D.Itimprovestheaccuracyofidentifyingcancersby50%..Whatinfluencewillthemathematicalalgorithmbring?A.Falseidentificationofcancerswillbeavoided.B.Moreeffectivepreventionofcancerswillbefound.C.Thenumberofmedicalprofessionalswillbereduced.D.Doctorscanhaveafasterunderstandingofpatients'condition.7、Oftenpeopleuselaptops（笔记本电脑）ontrainsandairplanes,inairportsandhotels.Theselaptopsconnectpeopletotheirworkplace.IntheUnitedStatestoday,laptopsalsoconnectstudentstotheirclassrooms.WestlakeCollegeinVirginiawillstartalaptopcomputerprogramthatallowsstudentstodoschoolworkanywheretheywant.Withinfiveyears,eachofthe1»500studentsatthecollegewillreceivealaptop.Thelaptopsarepartofa$10millioncomputerprogramatWestlake,a110-year-oldcollege.ThestudentswithlaptopswillalsohaveaccesstotheInternet.Besides,theywillbeabletousee-mailto“speak”withtheirteachers,theirclassmates,andtheirfamilies.However,themostimportantpartofthelaptopprogramisthatstudentswillbeabletousecomputerswithoutgoingtocomputerlabs.Theycanworkwithitathome,inafast-foodrestaurantorunderthetrees-anywhereatall!Becauseofthemanychangesincomputertechnology,laptopuseinhighereducation,suchascollegesanduniversities,isworkable（可行的）.Aslaptopsbecomemorepowerful,theybecomemoresimilartodesktopcomputers.Also,theportablecomputerscanconnectstudentstonotonlytheInternet,butalsolibrariesandotherresources.Statehighereducationofficialsarestudyinghowlaptopscanhelpstudents.Stateofficialsarealsotestinglaptopprogramsatotheruniversities,too..Whatdoesthispassagemainlytalkabout?YOYO英语24字整体教学法A.LaptopsareverypopularinuniversitiesofAmerica.B.MorelaptopsarebeingusedinuniversitiesofAmerica.C.Peoplelikeusinglaptopseverywhere,includinginuniversities.D.LaptopswillbeusedinWestlakeCollegeinVirginia..Themainpurposeofthelaptopprogramistogiveeachstudentalaptopto .A.dotheirschoolwork B.haveaccesstotheInternetC.sende-mails D.connectthemtolibraries.Theunderlinedword“speak”inthesecondparagraphmostprobablymeans“_”.A.talkwithspeakers B.talkwithone,smouthC.communicate D.usethecomputerlanguage.WhichofthefollowingistrueaboutWestlakeCollege?A.ItisanoldcollegeinAmerica. B.1,500studentshavelaptops.C.Allstudentsusecomputers. D.Studentstherecandoeverything.8、Theworld'sfirsthydrogen-poweredtrainshavebegunrunninginGermany.TheybegancarryingpassengersMondayinGermany,snorthernLowerSaxonystate.Thenewtrainwillrun100-kilometertripsandcantravelupto140kilometersanhour.AFrenchrailroadcompanycalledAlstombuiltthetwotrains.TeaminGermanyandFrancecooperatedontheproject,whichwassupportedbytheGermangovernment.Thenewtrainmodel,calledtheCoradiailint,signalsthebeginningofeffortsinGermanyandothernationstomoveawayfrompollution-producingdiesel（柴油）trains.TheCoradiaiLintisdesignedtorunonnon-electrifiedtrainlineswithlowlevelsofnoise.Itusesaprocessthatcombineshydrogenandoxygentoproduceelectricalpower.Ifthesystemproducesmoreenergythanthetrainneedsatthattime,itcanstoretheextraenergyinbatteries.Theonlyemissions（排放物）arewaterandsteam.AsingletankofhydrogencanrunaCoradiaiLinttrainforabout1,000kilometers.Thisisverysimilartothedistanceadiesel-poweredtraincanrunonwithasingletank.Hydrogen-poweredtrainscostmorethandieseltrainstobuild.ButAlstomofficialssaytheoperatingcostsaremuchlower.Thecompanyplanstoprovideanother14CoradiaiLinttrainstoLowerSaxonyby2021.YOYO英语24字整体教学法Theheadofrailroadoperationsinthearea,CarmenSchwabl,praisedreplacingdieseltrainswithhydrogen.Shesaidthemovewasanimportantfirststepinusingclean-burningtechnologiestoreachclimateprotectiongoals.Officialssaythearea'smanywindturbines（涡轮机）willproducepartoftheenergytocreatethehydrogentopowerthetrains.AlstomsaysseveralotherEuropeancountrieshavealsoexpressedinterestindevelopinghydrogentrainsystems.Francehasalreadysaiditwantsitsfirsthydrogentraintobeoperatingby2022..WhydidGermanybuildthenewtrains?A.Toreplacedieseltrains. B.Tocarrymorepassengers.C.Tomaketravelingmucheasier. D.TodevelopfriendshipwithFrance..WhatisoneadvantageoftheCoradiaiLint?A.Itrunswithoutmakinganynoise. B.Itdoesn,tuseelectricalpower.C.Itcostsmuchlesstorun. D.Itischeapertomakeit..Itcanbeconcludedthathydrogentrains.A.arewidelyused B.areenvironmentallyfriendlyC.canstopairpollution D.canproducewaterandoxygen.Whatmightbethebesttitleforthetext?A.SavingNaturalResources B.EffortstoReduceEmissionsC.World'sFirstHydrogenTrains D.ANewWaytoMakeElectricity9、Whilethestartofanewschoolyearisalwaysexciting,thisyearwasevenmoresoforsomeelementaryschoolstudentsinAuckland,NewZealand.Theybecametheworld,sfirstkidstobe“taught”byadigitalteacher.Beforeyoustartimaginingahuman-likerobotwalkingaroundtheclassroom,Willisjustanavatarthatappearsonthestudent,sdesktop,orsmartphonescreen,whenorderedtocome.Theautonomousanimationplatformhasbeenmodeledafterthehumanbrainandnervoussystem,allowingittoshowhuman-likebehavior.ThedigitalteacherisassignedtoteachVector's“Besustainablewithenergy”一afreeprogramforAucklandelementaryschools.Justlikethehumansitreplaced,Willisabletoinstantlyreacttothestudents,responsestothetopic.Thankstoawebcamandmicrophone,theavatarnotonlyrespondstoquestionsthekidsYOYO英语24字整体教学法mayhave,butalsopicksupnon-verbalcues.Forinstance,ifastudentsmilesatWill,herespondsbysmilingback.Thistwo-wayinteractionnotonlyhelpsattractthestudents,attention,butalsoallowstheprogram,sdeveloperstomonitortheirengagement,andmakechangesifneeded.NikhilRavishankarbelievesthatWill-likeavatarscouldbeanovelwaytocatchtheattentionofthenextgeneration.Hesays,“Ihavealotofhopeinthistechnologyasameanstodelivercost-effective,rich,educationalexperienceinthefuture.”Theprogram,inplacesinceAugust2018,hasbeenagreatsuccessthusfar.Ravishankarsays,“WhatwasfascinatingtomewasthereactionofthechildrentoWill.Thewaytheylookattheworldissocreativeanddifferent,andWillreallycapturedtheirattention.”However,regardlessofhowpopularitbecomes,Willisunlikelytoreplacehumaneducatorsanytimesoon.1.WhatwasspecialforsomeelementaryschoolstudentsinAuckland?A.Adigitalteachertaughtthem. B.Theyfirstsawsomethingdigital.C.Thiswasthestartofanewschoolyear.D.Theycouldgetclosetosmartphonescreen.2.Whatisthebenefitofthistwo-wayinteraction?A.Itcansmileback. B.Itcanusemicrophone.C.Itcantalkanytopicforfree. D.Itcanchangeifnecessary..What,sRavishankar,sattitudetoWill,sreplacingHumaneducatorssoon?A.Optimistic. B.Doubtful. C.Unclear. D.Disapproving..Whatmightbethebesttitleforthepassage?A.NewHigh-techContributestoEducationB.TheWorld,sFirstDigitalTeacherAppearsinClassroom.C.TheWorld'sFirstDigitalTeacher,aHelptoStudentsD.NewZealandWillReplaceTeachersinClassrooms10、Ridingonanexercisebikeathomemaykeepyouinphysicalshape,butitcangetprettyboringafterawhile.AaronPuzeyhadbeenonhisexercisebikeforhalfanhouradayforyearswhenhedecidedtolookforawaytomakeitabitmorefun.Withvirtualrealitytechnologywidely