专题18阅读理解科普类备战高考英语精选考点专项突破题集.docx

专题18阅读理解科普类备战高考英语精选考点专项突破题集.docx

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专题18阅读理解科普类备战高考英语精选考点专项突破题集

专题18阅读理解（科普类）-备战2021年高考英语精选考点专项突破题集

学校:

___________姓名：

___________班级：

___________考号：

___________

一、阅读选择

Asdataandidentitytheftbecomesmoreandmorecommon,themarketisgrowingforbiometric（生物测量）technologies—likefingerprintscans—tokeepothersoutofprivatee-spaces.Atpresent,thesetechnologiesarestillexpensive,though.

ResearchersfromGeorgiaTechsaythattheyhavecomeupwithalow-costdevice（装置）thatgetsaroundthisproblem:

asmartkeyboard.Thissmartkeyboardpreciselymeasuresthecadence（节奏）withwhichonetypesandthepressurefingersapplytoeachkey.Thekeyboardcouldofferastronglayerofsecuritybyanalyzingthingsliketheforceofauser’stypingandthetimebetweenkeypresses.Thesepatternsareuniquetoeachperson.Thus,thekeyboardcandeterminepeople’sidentities,andbyextension,whethertheyshouldbegivenaccesstothecomputerit’sconnectedto—regardlessofwhethersomeonegetsthepasswordright.

Italsodoesn’trequireanewtypeoftechnologythatpeoplearen’talreadyfamiliarwith.Everybodyusesakeyboardandeverybodytypesdifferently.

Inastudydescribingthetechnology,theresearchershad100volunteerstypetheword“touch”fourtimesusingthesmartkeyboard.Datacollectedfromthedevicecouldbeusedtorecognizedifferentparticipantsbasedonhowtheytyped,withverylowerrorrates.Theresearcherssaythatthekeyboardshouldbeprettystraightforwardtocommercializeandismostlymadeofinexpensive,plastic-likeparts.Theteamhopestomakeittomarketinthenearfuture.

1．Whydotheresearchersdevelopthesmartkeyboard?

A．Toreducepressureonkeys.B．Toimproveaccuracyintyping.

C．Toreplacethepasswordsystem.D．Tocutthecostofe-spaceprotection.

2．Whatmakestheinventionofthesmartkeyboardpossible?

A．Computersaremucheasiertooperate.

B．Fingerprintscanningtechniquesdevelopfast.

C．Typingpatternsvaryfrompersontoperson.

D．Datasecuritymeasuresareguaranteed.

3．Whatdotheresearchersexpectofthesmartkeyboard?

A．It’llbeenvironment-friendly.B．It’llreachconsumerssoon.

C．It’llbemadeofplastics.D．It’llhelpspeeduptyping.

4．Whereisthistextmostlikelyfrom?

A．Adiary.B．AguidebookC．Anovel.D．Amagazine.

Bacteriaareanannoyingproblemforastronauts.Themicroorganisms（微生物）fromourbodiesgrowuncontrollablyonsurfacesoftheInternationalSpaceStation,soastronautsspendhourscleaningthemupeachweek.HowisNASAovercomingthisverytinybigproblem?

It’sturningtoabunchofhighschoolkids.Butnotjustanykids.ItisdependingonNASAHUNCHhighschoolclassrooms,liketheonescienceteachersGeneGordonandDonnaHimmelbergleadatFairportHighSchoolinFairport,NewYork.

HUNCHisdesignedtoconnecthighschoolclassroomswithNASAengineers.Forthepasttwoyears,Gordon’sstudentshavebeenstudyingwaystokillbacteriainzerogravity,andtheythinkthey’reclosetoasolution（解决方案）.“Wedon’tgivethestudentsanybreaks.TheyhavetodoitjustlikeNASAengineers,”saysFlorenceGold,aprojectmanager.

“Therearenotests,”Gordonsays.“Thereisnogradedhomework.Therealmostarenogrades,otherthan‘Areyouworkingtowardsyourgoal?

’Basically,it’s‘I’vegottoproducethisproductandthen,attheendofyear,presentittoNASA．’Engineerscomeandreallydoanin-personreview,and...it’snotaverynicethingattimes.It’sahardbusinessreviewofyourproduct.”

GordonsaystheHUNCHprogramhasanimpact（影响）oncollegeadmissionsandpracticallifeskills.“ThesekidsaresoabsorbedintheirstudiesthatIjustsitback.Idon’tteach.”Andthatannoyingbacteria?

GordonsayshisstudentsareemailingdailywithNASAengineersabouttheproblem,readyingaworkablesolutiontotestinspace.

5．WhatdoweknowaboutthebacteriaintheInternationalSpaceStation?

A．Theyarehardtogetridof.B．Theyleadtoairpollution.

C．Theyappearindifferentforms.D．Theydamagetheinstruments.

6．WhatisthepurposeoftheHUNCHprogram?

A．Tostrengthenteacher-studentrelationships.

B．Tosharpenstudents’communicationskills.

C．Toallowstudentstoexperiencezerogravity.

D．Tolinkspacetechnologywithschooleducation.

7．WhatdotheNASAengineersdoforthestudentsintheprogram?

A．Checktheirproduct.B．Guideprojectdesigns.

C．Adjustworkschedules.D．Gradetheirhomework.

8．Whatisthebesttitleforthetext?

A．NASA:

TheHomeofAstronauts

B．Space:

TheFinalHomeworkFrontier

C．Nature:

AnOutdoorClassroom

D．HUNCH:

ACollegeAdmissionReform

Monkeysseemtohaveawaywithnumbers.

AteamofresearcherstrainedthreeRhesusmonkeystoassociate26clearlydifferentsymbolsconsistingofnumbersandselectiveletterswith0-25dropsofwaterorjuiceasareward.Theresearchersthentestedhowthemonkeyscombined—oradded—thesymbolstogetthereward.