名校2023版高考英語閱讀理解訓(xùn)練含答案[2021·威海二模試題]Recently,researchersattheUniversityofTorontofiguredoutawaywithaquickvideoselfietoaccuratelymeasurebloodpressurewithyoursmartphone'scamerabydevelopingatechnologyknownastransdermalopticalimaging(TOI)(透皮光學(xué)成像)．Camerasonsmartphonescancatchredlightreflectedfromhemoglobin(血紅素)underourskin,whichpermitsTOItovisualizeandmeasurebloodflowchanges.Researchersmeasuredthebloodpressureof1,328CanadianandChineseadultsbygettingtwominutevideosoftheirfacesonaniPhone.“Fromthevideogotbythetechnology,youcanseehowthebloodflowsindifferentpartsofthefaceandthroughthisflow,youcangetalotofinformation，”saidKangLee,leadauthorofthestudy.LeealsohelpedcreateanappcalledAnura,whichallowspeopletotryouttheTOIsoftwareforthemselves,givingthemtheabilitytorecorda30secondvideooftheirfaceandreceivemeasurementsforstresslevelsandrestingheartrate.Leesaidmoreresearchwasneededtomakesurethatthemeasurementswereasaccurateaspossible,explainingthatthestudydidn'ttestpeoplewithverydarkorveryfairskin.“Inordertoimproveourapptomakeitusable,particularlyforpeoplewithhypertension(高血壓)，weneedtocollectalotofdatafromthem,whichisveryhardbecausealotofthemarealreadytakingmedicine，”Leeexplained.“Wecannottellthemnottotakemedicine,butfromtimetotime,wegetparticipantswhodon'ttakemedicinesowecangethypertensivepeoplethisway.”Thescientistssaidthereweremanypotentialapplicationsofthetechnology,includingprovidinghealthservicesforthosewholivedinremoteareas.1．WhatismainlytalkedaboutinParagraph2?A．InformationofferedbyTOI.B．Newfindingsonhypertension.C．HowTOIisputintosmartphones.D．HowtheTOItechnologyworks.2．Whatmightpeoplebenefitfromthenewtechnologymentionedabove?A．Livingalifefreefromstress.B．Improvingtheheartfunctiongradually.C．Accessinghealthservicesforfree.D．Knowingabnormalbloodpressureearlier.3．WhatcanbedoneforabetterAnura?A．Equippingphoneswithbettercameras.B．Allowingphonestorecordlongervideos.C．Collectingdatafrommorediversesamples.D．Persuadingparticipantsnottotakemedicine.4．Whydoestheauthorwritethistext?A．TopredictfutureapplicationsofTOI.B．TointroduceTOIandanapprelated.C．Todescribefunctionsofcamerasonphones.D．ToevaluatethequalityofanappcalledAnura.keysDDCB[2021·日照一模卷]Inthemiddleofthe19thcentury，afeverdreamofriches

beyond

measuredrewcountlessexplorerswesttothemountainsofcentralCalifornia.Althoughthegoldrushendedupbeinga

bust

formany

who

soughtafortune，someofthoseexplorersdiscoveredanaturaltreasurethatwoulddraw

permanent

settlerstoYosemiteValleyinthefollowingdecade.Vastwilderness，beautifulmountains，countlesswaterfalls，and

abundant

wildlifedrewNativeAmericanstoYosemiteroughly10,000yearsago.Thefirst

nonnativetourists

arrivedinthemid1850safterreportsfromgoldseekerstoldofanareaof

breathtakingbeauty

thatnowordswereabletodescribe.Fortunately，someofYosemite'searliestsettlersrecognizedthatYosemite'snaturalbeautyandresources

neededtobepreserved

forfuturegenerations.InthemidstoftheCivilWar，PresidentAbrahamLincolnsignedagranttoprotectYosemite

permanently，thusmakingitthenation'sfirstlandtobe

dedicatedtorecreationandsettingthestage

forwhatwouldbecomethenationalparksystem.OneofYosemite'searliest

ambassadors

wasScottishAmerican

naturalistandwriter

JohnMuir.AfterlivinginYosemiteforafewyears，hehelpeddefineits

proposedboundaries.HealsowrotearticlesthathelpedleadtoitsofficialtitleasaNationalParkin1890.Helater

cofounded

theSierraClubin1892

toadvocate

foritscontinuedpreservationandprotection.Locatedonthewesternslope

oftheSierraNevadamountainrangeincentralCalifornia，YosemiteNationalParkrunsacrossnearly748,000acres，almost95%ofwhich

iswilderness.AroundfourmillionvisitorscometoYosemiteeachyeartocamp，hikeitsmilesoftrails，climbitsrockformations，andphotograph

itsimpressivesights.AreyoureadytovisitYosemiteNationalPark?WhichofYosemite'ssightswouldyoumostliketoexperience?5．Whichofthefollowingbestexplains“bust”underlinedinParagraph1?A．Memory.B．Symbol.C．Failure.D．Challenge.6．WhendidthefirstnonnativetouristscometoYosemite?A．Afteritwasdiscoveredbygoldseekers.B．Whenthegoldrushfinallycametoastop.C．BeforenativeAmericansfounditsbeauty.D．WhenitbecameaNationalParkin1890.7．WhatdowelearnaboutJohnMuir?A．Hewasthefirsttobuildthenationalpark.B．HehelpedsettheboundariesofYosemite.C．HewrotetocollectmoneyforYosemite.D．HegaveYosemiteanofficialname.8．Wh