2023名校版高考英语阅读理解训练含答案3

2023名校版高考英语阅读理解精

选训练含答案

ResearchersfromtheFrenchNationalCentreforScientific

Research(CNRS)discoveredthatantspeciesFormicafuscahasa

well-developedsenseofsmell.Itwasableto

distinguishcancerouscellsfromhealthycellsinhumans.But

moreclinicaltestsmustbecarriedoutbeforethefindingscould

beusedinclinicalsettingslikehospitals,theteamsaid.

Intheresearch,thescientistsperformedtestswith36ants,

smellingcellsunderalaboratorysetting.First,theantswere

exposedtothesmellofasampleofcanceroushumancells.

Thisodor(气味)wasthenassociatedwitharewardofsugar

solution.Then,theresearchersexposedtheantstotwodifferent

odors.Onewasanewsmellandtheotherwasthesmellofthe

cancerouscells.Oncethistestwassuccessful,theresearchers

exposedtheantstodifferentcancerouscells.Assuch,the

scientistsfoundthat"antsdiscriminatebetweencancerousand

healthycellsandbetweentwocancerouslines."Aftertraining,

Formicafuscaantsareabletodetectvolatileorganic

compoundsofcancerouscells.

Thisstudyshowsthatantsarecapableoflearningvery

quickly,atlowercost,andareefficient,pointsoutCNRSina

newsrelease.Thisisn,tthefirsttimethatscientistshaveused

animalstolocatecancerouscells.Dogs*nosesarewellsuited

formedicaldiagnosisandusedforthedetectionof

cancer-specific.However,trainingthemtodosorequiresseveral

monthstoayear.

Ontheotherhand,insectscanbeeasilyraisedincontrolled

conditions.Theyareinexpensive,andhaveavery

well-developedsmellsystem.Hundredsofindividualscanbe

conditionedwithveryfewtrials.Antsthereforerepresentafast,

efficient,inexpensiveandhighlydiscriminantdetectiontool

fordetectionofcancercell,theteamexplained.

12.Whatdoweknowaboutthefindings?

A.Theyarethefirstfindingsinanimals.

B.Theycanbeusedtotreatcancer.

C.Theyareusefulinvarietiesoffields.

D.Theyneedfurtherexperiments.

13.Whatisthesecondparagraphmainlyabout?

A.Theresearchtoolsandmethods.

B.Theprocessoftheresearch.

C.Theapplicationofthefindings.

D.Formicafusca'smagicpower.

14.Inwhichaspectareantsbetterthandogsaccordingtothe

research?

A.Theyhaveasharpersenseofsmell.

B.Theyaremoreintelligentthandogs.

C.Theytakelesstimetobetrained.

D.Theyperformbetterinlaboratorysettings.

15.Whereisthistextmostlikelyfrom?

A.Aguidebook.

B.Anovel.

C.Adiary.

D.Amagazine.

DBCD

OnMondays,twoofmychildrengetreadyforschoolin

anunusualway.Eachpacksplentyoffoodandwater,apair

ofrubberbootsandsometimesacupofhotchocolate.Then,I

dropthemoffatanearbyparkwheretheyspendtheentireday

outsideatacertifiedforestschool.

WhenIfirstsignedthemupforforestschoolprogram,I

lovedtheidea,butasamum,Iwasconcernedaboutafew

things:Wouldtheybecomfortableoutsideforthatlong?Would

theystayengagedforthatmanyhours?ThenIaskedthemif

timeeverseemedtomoveslowly,theystaredatmeinconfusion.

Theydidn'tunderstandmyquestion,whichfittinglyremovedit.

Inthisprogram,kidsdirecttheirownplay,climbingtalltrees

ortestingiceonthefrozenlake.Theyarenevertoldtheirplayis

toohighortoosharp,butarerathertrustedtoself-adjust.

Somethingelsemysonsappreciateaboutforestschoolisnot

beingtoldtomoveontothenextactivity,butbeinglefttostay

inaparticularspotforaslongastheircuriosityallows.

"Whataboutallthethingsthey*remissinginrealschool?”

concernedparentshaveaskedme.Neitheroftheirclassroom

teachersthinksitzsaproblem

butmostsignificantly,mykidsarelearningnewanddifferent

skillsthataclassroomcannotteach.Theyarelearningtosit

silentlyandobservenatureupclose-askillthat'svirtually

impossibletodevelopinanoisyandovercrowdedclassroom

setting.Theyaremakingsocialconnectionsacrossabroader

rangeofagegroups.Theycooperatetogether,usingtheir

differentsizesandstrengthstofulfillvariousroleswithintheir

games.

Iappreciateitthatforestschoolisshapingmyboys'

relationshipwiththeoutdoors.They,relearninghowtospend

extendedperiodsoftimeinnature,whattodotopassthetime,

anddevelopingknowledgethatwillgetthemmuchcloserto

natureinthecomingdecades.

4.Whatisspecialabouttheforestschoolprogram?

A.Teachersengageinkids,play.

B.Kidsplayandlearnoutdoors.

C.Itfocusesonnatureprotection.

D.Itoffersvariousfoodanddrinks.

5.Howdidtheauthorfeelaboutkids'reactiontoher

questions?

A.Awkward.

B.Concerned.

C.Relieved.

D.Proud.

6.WhatdoesParagraph4mainlytalkabout?

A.Theconcernscausedbytheprogram.

B.Thebenefitsgainedfromroleplays.

C.Theskillsacquiredbych