2021年中考英语重难题型训练：话题14：科普知识与现代技术

话题十四：科普知识与现代技术

（时间：25分钟分值：26分）

I.(2020安徽中考改编)完形填空。(10分)

Inrecentyears,withmoreandmorecarsontheroad,flyingrobotsareusedtodeliver(递送)mails.Flyingrobots

can]mailstopeople'shouseswithouthavingtodealwithheavy2•Buttheywillspendtoomuchtimein

retuming.Aresearchcenteristryingtoimproveitsflyingrobotswiththe3ofhomingpigeons^言鸽).

Homingpigeonsarepigeonsthatare4trainedtoflyhomefromsomewhereelse.Intests,researchers5that

homingpigeonswere6effcienl(高效的)thanHyingrobotsatreturningtotheirhome.7theresearchcenteris

tryingtouseaflyingrobot,togetherwithahomingpigeon,todelivermails.Aftertherobotfinishesitstasks,itcan

&thepigeonbackintheshortestpossibletime.

Althoughitwillcostmoremoneyto9pigeons,theresearchcentersaysthatitcan10time.Andthetimeit

saveswillmakeupforthecost.

()1.A.inviteB.carry

C.blowD.kick

()2.A.trafficB.rain

C.fireD.pollution

()3.A.helpB.luck

C.treatD.interest

()4.A.poorlyB.carelessly

C.speciallyD.musically

()5.A.promisedB.joked

C.plannedD.found

()6.A.lessB.more

C.littleD.much

()7.A.SoB.But

C.WhenD.As

()8.A.trainB.knock

C.followD.steal

()9.A.dressB.paint

C.cleanD.raise

()10.A.expectB.show

C.killD.save

II.(2020重庆中考B卷改编)阅读理解。(6分)

Facialrecognitiontechnology(人脸识另U技术)iswidelyusedtoday.Forexample,policeuseittosearchforbad

guys.It'salsousedtounlockphonesordoors.

Now,asimilartechnology,knownasfacialdetection(探洌J)，isenteringanewfield:thebusinessof

adver-tising(广告).

Suchsystemsaregoingthroughtestsinasmallnumberofstores.Onefacialdetectionsystemcanjudgeaperson's

“happiness"or"fbar"level.Thathelpsbusi-nessesseehowpeoplefeelastheylookatproductsoradvertisementsinthe

store.Anothersystemcandetectwhethersomeoneiswearingeyeglasses.Ifso,storescansendadvertisementsfornew

glassestohim.

Facialdetectiontechnologyisalsoplacedinsidesomelargeadvertisingboards.Camerasinthoseboardscandetect

informationlikepeople'sagesandfivelevelsoffeelings-from“veryhappy"to“veryunhappy”.

Supportersofthetechnologysayitcouldimprovebuyers1experiencebyshowingproductstheymightlikeorby

offeringthemproductsatlowerprices.

Someareagainsttheideaofusingsuchsystems.PamDixon,theheadofaprivacy（隐私）group,isoneofthem.She

thinksthestrangeactionsmaycausesomethingunfair.Forexample,abusinesscouldraisethepriceofaproductaccording

toaperson'sageandfeelings.

However,onestoretestingthetechnologyexplainedtheywouldn'tstorepeople'sinformationlikenamesorages.And

theadvertisingboardsystemmakersaiditdidn*tkeepanypersonalinformationorrecordanyvideos.

（）1.Facialdetectiontechnologycantellpeople's

,accordingtothepassage.

A.weightB.feelings

C.heightD.jobs

（）2.Wecaninferfromthepassagethatfacialdetec-tiontechnology.

A.candetectbuyers*namesandrecordthem

B.isputinsidesomelargeadvertisingboards

C.maybeusedtosellcheapergoodsinallstores

D.mayneedsometimebeforebeingwidelyused

（）3.Thebesttitleofthepassagemaybe"

A.FacialRecognitionTechnologyEnteringaNewField

B.FacialRecognitionTechnologyLookingforBadGuys

C.FacialDetectionTechnologyGoingintoAdver-tisingField

D.FacialDetectionTechnologyImprovingBuyers*Experience

111.（2020十堰中考改编）任务型阅读。（10分）

Ifyoulookatthetopofyourphone,youwillusuallyseealittlesymbolthatsays3Gor4G.TheGmeans

“generation“ofyourmobilenetwork.Butthesesymbolswillbecomethingsofthepastafter5Gnetworksfullyarrive.

OnMarch30,Shanghaivice-mayor（副市长）WuQingmadethefirst5GvideocallontheHuaweiMateX

Smartphone.Shanghaihasalsobecomethefirstcityinourcountrytostarttesting5Gnetworks.

Moreandmorepeoplestartedtolearnabout5Gbecauseithasmanyadvantages.5Gwillletpeopledownloadand

uploadthedata（上传数据）fasterthanbefore.Peoplecanuseitformanyotherthingsaswell.Forexample,5Gwillhelpto

makeself-drivingcarssafer.Today'sself-drivingtestcarstaketimetosendtheinformationandreceivethe

instructions.Theycan'treactintime.Withthehelpof5G,thiscanbegreatlyimproved.

Peoplecouldalsouse5GtopowertheInternetofThings（IOT物联网）.It*salargeonlinenetworkthatconnectsall

thingsandpeople.FastInternetspeedwillbethekeytodevelopingthistechnology.

5Gisontheway.ltwillleadustoanewworld.Areyouready?

1题完成句子；2、3题简略回答问题；4题找出并写下第三段的主题句；5题将文中画线句子译成汉语。

1.TheGmeansageneration“ofyour.

2.WhendidWuQingmakethefirst5GvideocallontheHuaweiMateXSmartphone?

3.WhatwillbethekeytodevelopingIOT?

4.

5•0

答案

话题十四：科普知识与现代技术

(时间：25分钟分值：26分)

I.(2020安徽中考改编)完形填空。(10分)

Inrecentyears,withmoreandmorecarsontheroad,flyingrobotsareusedtodeliver(递送)mails.Flyingrobots

can1mailstopeople'shouseswithouthavingtodealwithheavy2.Buttheywillspendtoomuchtimein

returning.Aresearchcenteristryingtoimproveitsflyingrobotswiththe3ofhomingpigeonsd言鸽).

Homingpigeonsarepigeonsthatare4trainedtoflyhomefromsomewhereelse.Intests,researchers5that

homingpigeonswere6efflcienl(高效的)thanflyingrobotsatreturningtotheirhome.7theresearchcenteris

tryingtouseaflyingrobot,togetherwithahomingpigeon,todelivermails.Aftertherobotfinishesitstasks,itcan

8thepigeonbackintheshortestpossibletime.

Althoughitwillcostmoremoneyto9pigeons,theresearchcentersaysthatitcan10time.Andthetimeit

saveswillmakeupforthecost.

(B)l.A.inviteB.carry

C.blowD.kick

(A)2.A.trafficB.rain

C.fireD.pollution

(A)3.A.helpB.luck

C.treatD.interest

(C)4.A.poorlyB.carelessly

C.speciallyD.musically

(D)5.A.promisedB.joked

C.plannedD.found

(B)6.A.lessB.more

C.littleD.much

(A)7.A.SoB.But

C.WhenD.As

(C)8.A.trainB.knock

C.followD.steal

(D)9.A.dressB.paint

C.cleanD.raise

(D)lO.A.expectB.show

C.killD.save

II.(2020重庆中考B卷改编)阅读理解。(6分)

Facialrecognitiontechnology(人脸识另收支术)iswidelyusedtoday.Forexample,policeuseittosearchforbad

guys.Ifsalsousedtounlockphonesordoors.

Now,asimilartechnology,knownasfacialdetection(探测J),isenteringanewfield:thebusinessof

adver-tising(广告).

Suchsystemsaregoingthroughtestsinasmallnumberofstores.Onefacialdetectionsystemcanjudgeaperson's

“happiness"or"fbar”level.Thathelpsbusi-nessesseehowpeoplefeelastheylookatproductsoradvertisementsinthe

store.Anothersystemcandetectwhethersomeoneiswearingeyeglasses.Ifso,storescansendadvertisementsfornew

glassestohim.

Facialdetectiontechnologyisalsoplacedinsidesomelargeadvertisingboards.Camerasinthoseboardscandetect

informationlikepeople'sagesandfivelevelsoffeelings-from“veryhappy"to“veryunhappy”.

Supportersofthetechnologysayitcouldimprovebuyers*experiencebyshowingproductstheymightlikeorby

offeringthemproductsatlowerprices.

Someareagainsttheideaofusingsuchsystems.PamDixon,theheadofaprivacy(隐私)group,isoneofthem.She

thinksthestrangeactionsmaycausesomethingunfair.Forexample,abusinesscouldraisethepriceofaproductaccording

toaperson'sageandfeelings.

However,onestoretestingthetechnologyexplainedtheywouldn'tstorepeople'sinformationlikenamesorages.And

theadvertisingboardsystemmakersaiditdidn*tkeepanypersonalinformationorrecordanyvideos.

(B)l.Facialdetectiontechnologycantellpeople's

,accordingtothepassage.

A.weightB.feelings

C.heightD.jobs

(D)2.Wecaninferfromthepassagethatfacialdetec-tiontechnology.

A.candetectbuyers*namesandrecordthem

B.isputinsidesomelargeadvertisingboards

C.maybeusedtosellcheapergoodsinallstores

D.mayneedsometimebeforebeingwidelyused

(C)3.Thebesttitleofthepassagemaybe"

A.FacialRecognitionTechnologyEnteringaNewField

B.FacialRecognitionTechnologyLookingforBadGuys

C.FacialDetectionTechnologyGoingintoAdver-tisingField

D.FacialDetectionTechnologyImprovingBuyers'Experience

111.（2020十堰中考改编）任务型阅读。（10分）

Ifyoulookatthetopofyourphone,youwillusuallyseealittlesymbolthatsays3Gor4G.TheGmeans

“generation“ofyourmobilenetwork.Butthesesymbolswillbecomethingsofthepastafter5Gnetworksfullyarrive.

OnMarch30,Shanghaivice-mayor（副市长）WuQingmadethefirst5GvideocallontheHuaweiMateX

Smartphone.Shanghaihasalsobecomethefirstcityinourcountrytostarttesting5Gnetworks.

Moreandmorepeoplestartedtolearnabout5Gbecauseithasmanyadvantages.5Gwillletpeopled