2023年湖南铁路科技职业技术学院单招测试题.docx

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选择题部分(共８0分)
第一部分：英语知识应用（共两节，满分30分)
第一节：单项填空（共20小题;每题0．５分,满分1０分)
从A、B、C和D四个选项中，选出可以填入空白处旳最佳选项。
1．—How soon caｎ Ｉ gｅt my caｍera　purcｈaｓed　ｏn　ｔhe Iｎternet?
ﻩ—________，bｕｔ yoｕ cａn conｓult the ｅxｐress ｄelｉvｅry ｃomｐany.
A．Ｉｔ's ｕp　ｔo yｏu 　 B.I　ｈaｖe no　ｉdｅａ
ﻩC.Don't ｂother ﻩD.Take　ｙour　ｔime
2.Beiｊing＇s　ｂid ｆor_＿______２０23 Wｉｎｔer　Olｙmpics　has　drivｅn pｕbｌic　enｔhusiasｍ　fｏr winｔｅr spoｒts　ｔｏ__＿__＿__new ｈeｉghｔs.
ﻩ Ａ.a；ｔhe B./;/ 　ﻩC．tｈｅ；／ ﻩ D./；the
3．Due tｏ the＿_＿_＿__＿oｆ ｔhiｓ medical ｔechnologｙ, sｏme dｉseａseｓ can be trｅａted at an early　staｇe.
ﻩA.ａpproaｃh B.aｐprｅｃiａｔiｏn
Ｃ.aｐpｌiｃatiｏn ﻩＤ.appｏiｎtmenｔ
4.The noｉｓｅ　of a　nｅaｒby cｏｎstｒｕctｉon ｓｉｔe terrｉfiｅd　tｈe sｈrimps that ｎeｅd a quieｔ envｉronmenｔ, aｎd_＿___＿__causeｄ　tｈeir dｅath．
A.automaticaｌly Ｂ．ｐａｒtｉcularly
C.hopeｆuｌlｙ　 D.evｅntuａlly
5._＿＿_____adeqｕａte　wａｔer　fｏr aｌl　rｅsｉdents was, unｔiｌ onｌy　a feｗ dｅcades ago,　a ｓerioｕs probleｍ.
Ａ.Proｖiding　 B．Prｏvｉded
ﻩＣ．Ｈaving　prｏｖideｄ　 ﻩD.Prｏｖidｅ
6．Tｈe nａｔioｎwide ｓmog ｓerveｓ as a ｃonstanｔ rｅminder, ｉndiｃating that it's ｈigh　time we＿＿______on　ourseｌｖｅs.
A.wｏuｌd reｆlect B.have　rｅflectｅd
C.are refｌeｃting ﻩD．ｒeflｅcted
7．To　ｐersｕadｅ ｄriｖerｓ to___＿＿___checｋing ｔheｉr phonｅｓ　ｗheｎever thｅy ｂｅep， Neｗ　York sｔatｅ　pｌanｓ　to　introduce so-called Teｘｔing Ｚones ａｌong iｔs majoｒ ｈighwaｙs ｔｏ maｋｅ sure of the dｒivers' ｓafeｔy.
A．aｌloｗ 　 　 　 B．reｓist　 C.admit　 ﻩD．insist
８.—How do　ｙou like the trｉp to Taiwａn?
—We___＿___＿therｅ　for ａ wｅek. It's a fａntasｔic place ａnｄ　ｗelｌ ｗoｒth ｖisiting again.
ﻩＡ．had stayed　　ﻩB.haｖe stayed
ﻩC.ｓtａｙed ﻩD.will sｔａy
９．＿＿___＿__caｎ　bｅ more excitｉng thａn　the neｗs that the Chinese naｔional footbａll teａm has reachｅd the　tournａmeｎt ｋｎｏckout stage　（淘汰赛阶段) at ｔhe Asian Cup．
A．Ｎoｔhing　　 B.Evｅrytｈing
ﻩC.Anyｔhing ﻩＤ．Somｅtｈｉng
10.Chｉｎa's e-coｍmerｃe giaｎt　Aliｂａｂa had　an aｍａzinｇ ｙｅar as tｈe Ｎov.11 sｈoｐｐiｎg carnivaｌ broke neｗ rｅcoｒds, thｅ Ｄouble Twelve　ｓｈopｐing dａy＿_＿_____ｗｉｔｈ　succｅｓｓ.
A．ｈaving ｆollowed Ｂ.fｏllowing
Ｃ．fｏlｌowed ﻩD．to foｌlow
1１．Tｈe Adulthoｏｄ Cｅrｅmonｙ　was hｅld iｎ the ｓcｈool lectuｒｅ　haｌl__＿＿____seaｔｓ appｒｏｘiｍatｅｌｙ 500 sｔｕdｅnｔｓ.
ﻩA.wｈerｅ B．wｈose　 ﻩC.which ﻩ D.ｗhen
12．Tｈe ｄiｓasｔｅｒ reliｅｆ fｕｎｄs　are aｌｒeady______＿_sｏ thaｔ pｅople　in thｅ　eａrthquakｅ－sｔｒｉcｋen aｒea　ｃaｎ　ｃarrｙ ｏut　ｒeconｓtrｕction　work withoｕt delay．
ﻩA.in ｐｌacｅ 　 B.in deｍａnd ﻩＣ．ｉｎ order D．in ｖain
13．—Cａn　I make ａn ａppointmｅnt witｈ　Dr． Smｉｔh thiｓ　aｆternoｏｎ?
—Sｏrry, I'ｍ ａfｒａid　he iｓ nｏt__＿_＿_＿＿becaｕｓe he hａｓ a ｐaｔiｅnt ｔo operate ｏn.
A．ｃonvｅnienｔ 　 B.availabｌe Ｃ．accｅssibｌe ﻩＤ.ｖalid
1４．Ｄoｚenｓ oｆ　ｐeｏpｌe　ｗerｅ　waitinｇ with a ｃamera　ｆor_＿_＿____seemeｄ　ｌikｅ　hours, hoｐinｇ　ｔo catcｈ ａ ｇｌimpsｅ of the US Fｉrst Lady， Ｍichelle Obama.
A．that 　 　 B.ｗｈeｎ ﻩC．which ﻩﻩ Ｄ．ｗhat
15.Ｔhｅ lack ｏf ｈｅalｔh　ｆacilitiｅs ａnd nｅcesｓary protｅｃtion ｆｏr　mｅｄicaｌ　workers ｐaｒtｌy__＿___＿_tｈe epidemｉc　（蔓延) of Eｂｏlａ.
ﻩA.ａccoｕnted for B．heａdeｄ foｒ
ﻩC.ｃaｌleｄ for 　ﻩD.senｔ ｆoｒ
１6.By　ａｃcepting ｌoｗｅｒ ｐrices, orｇaｎｉzｅｒｓ caｎ ｓell tｉｃkeｔｓ that wｏulｄ _____gｏ　unｓold.
ﻩA．tｈｅｒefore B.otｈerwｉse
ﻩC．iｎstｅaｄ Ｄ．howeｖｅr
1７.“Gｏt it？”　Ｐrｏfｅssor Smith saｙs, “_＿_____＿, let＇s mｏve oｎ to the　ｎext part.”
ﻩA.Ｉf　not 　ﻩＢ．Ｉf anyｔhing
ﻩC.If　ｅver ﻩD．Ｉf　so
1８．Wｈｉtｅ-ｃｏｌlaｒ ｗorkers　in Ｃhinａ arｅ willinｇ to　postｐone　their rｅtirｅment ａgｅ__＿＿___＿blue-colｌar　wｏrkeｒｓ prｅfer to retｉｒe eａrly.
ﻩＡ．ｗhen 　 　 Ｂ．whilｅ　 C.thoｕgh　 ﻩﻩＤ．ｓiｎce
19.—Cｏｕld　ｙｏu ｐlease have my　ｃar rｅady today?
—Sure.　Thｅ dａmaｇe iｓ not　that　seｒiｏus，　ｓo　ｉt＿_＿_＿_＿_bｅ ｒeady ｂy　5:0０ ｐm.
ﻩA．sｈoｕｌd　 　 　 Ｂ．could C．ｍigｈt 　 D.ｎeeｄ
20．—I'ｍ　reａlｌy amａzｅｄ aｔ　ｔhe functions　ｏf　smaｒt phｏnes．
ﻩ—So ａｍ I.　We can　ｓurf the Inｔerｎeｔ, watcｈ moviｅs and lｉsten to music，＿___＿_＿_.
A.I got it B.Ｉ ｔｏok it
ﻩC.you namｅ it 　 D.yoｕ make it
第二节:完形填空(共20小题;每题1分,满分20分)
阅读下面短文,掌握其大意,然后从21～４0各题所给旳四个选项中(A、B、C和Ｄ）中，选出最佳选项。
Jｕst tｈｒee　weeks aｆtｅr ｌanｄinｇ back in the　ＵＫ，I　ｗas　deｔｅrmiｎed tｏ quit my　job.Ｈeaｒinｇ my __21_＿，ｍy　famｉly ｗere stｒongly　agａinsｔ it.Ｂｕt I　ｗas ＿_２2_＿ aboｕt　ｇoｉng baｃk to Ｇhanａ to ｓet up morｅ　play ｃentrｅs ａnd __２3_＿　ｐeople　to use　theｉｒ ｌocal　ｒeｓouｒｃeｓ.
But a　ｆｅw of my　friends　__24__ ｍｅ—some eｖeｎ ran marathonｓ to rａｉｓe money foｒ mｙ __２５_＿．They ａｌｓo paｉd to see　ｍe sinｇ　ａt a　conｃｅｒt　I pｕｔ on to rａisｅ ｆunds.
In tｈe ｍonths bｅfｏｒe ｍy __2６_＿ Ａｆriｃa tｒｉｐ,I　ｓpent　aｌｌ ｍy freｅ tiｍｅ __2７＿_ early ｃhｉldhｏｏd devｅlｏpment—Ｉ　ｗaｎｔed　to ｋｎoｗ　the bｅsｔ way　to　teach　ｔｈese chiｌdren.In Ｊａnuａrｙ　2０23,a　ｙeａr ａftｅｒ　I ｆirｓｔ __２8__ as　a　vｏlunteer teachｅr，hａviｎg raised　　$　１，００0，I __2９__　tｏ Ghａna.
Therｅ I met Ｄaviｄ，a　coｍmｕnｉty　development woｒker who __３0__ mｙ　ｐlａy cenｔre　iｄea.Hｅ ｔooｋ me ｔo a remｏte villagｅ on hiｓ　mｏtoｒｂikｅ and iｎtroduceｄ ｍe to ｖillaｇe elｄerｓ　ｗho hｅｌpeｄ　ｍe organiｚe communiｔy　meetings ｔo ｔell __31__ about　mｙ plａns．
I　livｅd in a mud hｕt　with ａ　feｗ __32_＿ ｆrom　ａ vｉｌｌage in　norｔheｒn　Ghａna.I comｍissiｏｎed(委任) lｏcａｌ　caｒpentｅrs to __３3__ wｏoｄen ｇａmes and asked frｉendｓ in Tamaｌe to ＿_３4＿＿ ｃardbｏａrｄ　boxｅs，bｏｔｔle tｏpｓ　anｄ　butｔons ｆor them.
It took David anｄ　I　neａrlｙ three monｔhｓ tｏ traｉｎ ｔｅenage　volunteｅrs　fｒｏm villages，but ｔhｉs　was ｅxtremely　__3５__ to me,as I wanｔeｄ　tｈe　＿_36_＿ to ｂe ｒunning　ｔheir　ｏｗn　comｍuｎities.At ｔhe end oｆ the trａｉninｇ we heｌd ａ　gradｕatioｎ　ceremｏny and __３7_＿ 120 ｃhｉldrｅｎ at the centre,wｈｅｒｅ　tｏys,ｐｕzzｌes anｄ ｃharｔs　weｒe uｓed as _＿38__　to help　chiｌdrｅn ｌearn.The voluｎteers stａrｔed　using their traininｇ to __３9＿_ teach the cｈｉldｒen ｅach afternｏon.
The ｋids　at the　fｉrst ｃenｔre ｗｅｒe so __40__ to ｆinａlｌy ｌearｎ　hoｗ to　ｃount ａnd ｉdentiｆｙ cｏlｏｕrｓ．All thｒeｅ centreｓ ｗerｅ set uｐ uｓing　the money I ｒaisｅｄ　ｉn thｅ UＫ.
２1．A.thｏught B.sｐeech ﻩC.ｄeciｓion ﻩﻩD.sugｇestioｎ
2２.A.curioｕｓ　 B．nｅrvoｕs
C.anxiｏus ﻩD．serioｕs
２３.Ａ.assist　 　 　 Ｂ.ｔrａｉｎ ﻩC．eｘｐect ﻩ D.require
24.Ａ.sｕpportｅd　 B.ｒefused
ﻩC．comfｏrtｅd 　ﻩD.excｕsｅd
25．A.businｅsｓ 　 Ｂ．ｐｒoject
ﻩＣ.ｔｒip　 D．group
26．A.fiｒｓt 　 　 Ｂ.sｅcond ﻩC．lasｔ　 ﻩﻩD．fouｒｔh
27．A.resｅaｒcｈing　 ﻩB．investigａtiｎg
ﻩＣ.ｒecording ﻩD.ｍｏnitorｉnｇ
28．A.reｍeｍbeｒeｄ B.heard
C．visｉted　 D.met
29．A.reｆerrｅd 　ﻩＢ．rｅtuｒnｅd
C.ｈeｌd 　 D.ｌeｆt
３0．A.lｏveｄ 　ﻩB.opposｅd
ﻩＣ．ignored Ｄ.ｃreated
31．A．teachｅrs ﻩB．students
ﻩＣ.ｐaｒｅnts 　ﻩＤ．docｔｏｒｓ
32．A.worｋｅrs B．sｔrａngers
ﻩC.leａｄers D.ｖolunteerｓ
３3.A.pｕrchase B．ｐaiｎt
C.make ﻩＤ.tａｋe
３４.A.colｌｅｃt 　 B．sｅparaｔe
C．desiｇn Ｄ．distriｂｕte
35.A.urｇent B．amｕsｉnｇ
C．ａttｒactｉｖe D.impｏｒtant
36.A.ofｆｉcｉaｌs 　ﻩB．locals
C．cｏmpanies ﻩD．ｃenters
37．A.enｒoｌlｅd B.educａtｅｄ
C．dｅmonsｔｒaｔｅd Ｄ．ｃｏntaｃted
３8．Ａ．systemｓ ﻩＢ．liｍiｔs
C.toｏｌs ﻩD.mａｔerials
3９.Ａ.ｅasily B．sｅrioｕｓlｙ
ﻩＣ.actively　 ﻩD．norｍaｌly
40.A．coｎfusｅd B.ｅxcited
ﻩC．ａnnoｙed ﻩD.sｈocｋed
第二部分阅读理解(第一节20小题,第二节５小题；每题2分,满分50分)
第一节:阅读下列材料，从每题所给旳四个选项（A、B、Ｃ和D)中,选出最佳选项。
A
A ｂlack hole ｉｓ　ａ place in ｓpaｃe where　gｒavitｙ　pulls so ｍuch that eｖeｎ liｇht caｎnｏｔ ｇet out. Ｔhe gravity is so ｓtrong beｃａuse ｍatｔer　has beｅn squeezeｄ ｉnｔo　a tiny　spaｃｅ. Tｈis caｎ　haｐpen　when a sｔaｒ is ｄyinｇ．
Ｂecａuse ｎｏ liｇht can get　out, pｅoｐｌe　ｃａn't seｅ blａｃk　holｅs. Sｐace tｅleｓcopｅs wiｔh specｉaｌ toｏls can　hｅlp find　bｌａｃｋ hｏlｅs. The spｅcial tｏols　caｎ ｓee ｈoｗ staｒs ｔhat arｅ veｒy ｃlｏse　ｔo ｂｌaｃk holeｓ ａｃｔ dｉｆfeｒeｎｔly fｒom otｈer ones.
Bｌack holes can be　big or　smalｌ. Ｓｃientiｓts thｉnk the sｍallest black　ｈoｌｅｓ aｒｅ as sｍaｌl　as just oｎｅ atom． Thｅｓe ｂｌack holｅs aｒe ｖｅｒy　tｉny　buｔ ｈaｖe ｔｈe ｍａsｓ of ａ large　ｍountain. Maｓs iｓ the aｍount ｏｆ ｍａtｔer， or “ｓｔａff”, ｉn ａn　oｂject.
Anoｔher kind　of blacｋ ｈole　is called　“steｌｌar”（星球黑洞). Its mass can　bｅ ｕｐ ｔｏ 20　timｅs morｅ tｈaｎ thｅ mass　of the　ｓun． Theｒe ｍay be　many stellａｒ　maｓs ｂlack holｅs　in Eaｒtｈ's galaxｙ.　Ｅarth's gａlaxy is　ｃａllｅd　the Ｍilky Way.
The　largest　blａck ｈoｌes ａrｅ cａlｌed “superｍaｓｓiｖe”（超大质量黑洞). These　blａck ｈoles ｈavｅ maｓses thaｔ　are more　thａn one　miｌlion suns together.　Scientiｓts ｈave founｄ proof that eveｒy　lａrge　gaｌａxy contaiｎs ａ ｓuｐｅrmaｓsiｖe ｂlａck hoｌe aｔ its center． Ｔhe suｐerｍaｓsive ｂlａcｋ　ｈｏle at　the ｃｅnｔer ｏf ｔhｅ　Milｋy Waｙ gａｌaxy haｓ ａ mass equａl ｔo ａbｏuｔ foｕｒ ｍillion ｓunｓ and ｗoｕlｄ fiｔ　ｉnｓidｅ　a　verｙ larｇe bａll tｈaｔ coulｄ　hoｌd　ａ　fｅw　miｌliｏn Earｔhs.
Ｓcienｔistｓ　ｔhiｎk　thｅ ｓmallｅst　bｌaｃk holeｓ ｆｏrmｅｄ wｈen ｔｈｅ univerｓｅ beｇan. Stelｌａr blaｃｋ　holｅｓ　ａrｅ made when　the cｅnｔer of　a　vｅrｙ ｂiｇ ｓtar　fａlls　in upon itsｅlf, or ｆalls aｐart.　When ｔhis hａppｅｎs, ｉt ｅxpｌoｄed　part　oｆ ｔhe ｓtar　iｎｔo　space． Ｓｃientiｓts thinｋ supermaｓsｉｖｅ black hｏles wｅre made　at tｈｅ same ｔime as thｅ galaxｙ thｅy are in.
A ｂlａck hoｌｅ cａn not bｅ ｓｅen becaｕse strong　ｇrａvity pｕlｌｓ　ａｌl　of tｈe lｉght　iｎto the midｄｌｅ of ｔhe blacｋ hole． But scｉentiｓts cａn see how ｔhe　ｓtroｎg ｇrａvｉｔy　ａffects　tｈe stars and ｇａs　arouｎd ｔhe black　hｏle． Ｓcientisｔｓ caｎ ｓｔｕdｙ　starｓ to　ｆinｄ out if ｔhey　ａｒe　fｌｙiｎｇ ａrouｎｄ， or orbｉtｉng a black hoｌe.
Whｅn a bｌaｃｋ holｅ and ａ ｓtａr are clｏse　ｔoｇetheｒ， hｉgｈ-ｅnergy liｇht ｉs made. Ｔhｉｓ kind　of liｇht cannot be　seｅn ｗith ｈumａn eyｅs.　Ｓｃｉentisｔs use ｓatelliｔes　and ｔelescopes　in spaｃe　tｏ see the high－enｅｒgy　lｉght．
4１．Ｔhe gravｉｔｙ ｏf ａ black hoｌe maｙ become so strong tｈat ｌigｈｔ　cannot　ｇｅt　oｕt wｈｅn___＿＿＿__.
A.the　sｔａr is going tｏ dｉe
ﻩＢ.spｅciａl　tools ａre usｅｄ on iｔ
C.otｈｅr stars ｃｏme ｃlosｅ tｏ it
D.it　is seen ｆｒom the　ｓｐace ｔelescopes
42．Aｃcordinｇ to thｅ ｐaｓｓage，which of the　fｏlloｗinｇ iｓ NＯＴ ｔrue?
A．A blａck hole can be very　tiny　ｂut　extrｅmｅlｙ　heavy.
ﻩB．Ｔhe gｒavｉty oｆ ａ blacｋ ｈolｅ hｏlｄｓ ａlｌ ｌight in iｔs centｅｒ.
ﻩC.Sciｅｎtists obｓerｖｅ　hｉｇh-enerｇy　lighｔ thrｏugh　thｅir　own eyｅｓ.
ﻩD．Soｍe ｓmall　black ｈolｅｓ　camｅ iｎtｏ　ｂｅiｎg ａs earｌy as ｔhｅ uｎｉvｅrse．
43.Whiｃh　can ｂe infeｒｒed from tｈe pasｓagｅ?
ﻩA.Every　ｇaｌaｘy must hａvｅ　a　ｂｌaｃk hｏｌｅ.
ﻩB.Ａ gaｌａxｙ　ｉs the　cenｔer　of　ｔｈe uｎiveｒse.
C.A ｇalaxｙ ｃｏnｓｉｓts ｏｆ a laｒｇe ｇｒoｕp of stａrｓ ａnd　ｐlａｎets.
D.Eａｒth's galaｘy iｓ caｌｌed　ｔｈe Ｍilｋy Waｙ．
44．Wｈａt　ｄoes the ｌａst sｅnteｎcｅ in Paraｇｒａph 5 suggest?
ﻩＡ．Nｅitｈeｒ　ｔhe sun ｎoｒ ｔｈe eａｒth　is　as heａvy　aｓ a bｌａck holｅ.
B.Therｅ　ｉs ｏnｌｙ one　superｍａssive　black　hｏｌe ａt　ｔhe　cenｔer of ｔhe　Ｍilkｙ Way.
ﻩC．Ｔhｅ sｕpeｒmassive　ｂlａck ｈｏle had exiｓｔeｄ beｆore the Miｌkｙ Wａy　was　formｅｄ．
ﻩD.Tｈeｒe is a　reａson　why the　large bｌacｋ ｈｏleｓ are ｃalleｄ　“ｓupｅrmａsｓive”．
4５．Thｅ lasｔ　two pａragraｐhｓ mainｌｙ foｃus ｏn thｅ questｉｏｎ of＿＿_＿____．
ﻩA.what a black hole iｓ
B.hoｗ bｌacｋ holｅs ｆorｍ
ﻩC．how　big black　hｏles are
ﻩD.how　ｓcienｔists knｏw abouｔ black holes
B
As foｒ old peｏpｌｅ，some　of the　apｐｌicatioｎs arｅ　ｈard to use bｅcause theｙ dｉｄn'ｔ ｇrow ｕp with ｔhem.They　don＇t haｖe sｉｍple mｏdｅls ｏf　hoｗ　they shｏｕld work,wｈａt ｔｏ do ｗhｅｎ　somｅthiｎg　doesｎ'ｔ woｒｋ or wheｒe　to go for help．Ｗe　ｍaｋe　ｉt as eａｓy as　ｐossible to ｂe used for　ｐｅｏｐle who aｒe　nｏｔ fａmｉliaｒ with　the　techｎologｙ.
I　ｔhiｎk　theｒe ｉs huge ｐotｅnｔｉal(潜力) and we are　dｅsｉgninｇ it.The ａbilitｙ tｏ conｎｅcｔ to friｅｎds,wｈｏ rｅmembｅr the ｓamｅ mｏvieｓ and newｓ and mｕｓic，is　ｒeａｌｌy imｐｏrtant,ｅspｅciaｌly　as ｐeｏpｌe　get old.Tｈｅｙ enｄ up in　retiremｅnｔ homeｓ ａnd　tｈey areｎ'ｔ　ａlｗays close to tｈeir friends.Alloｗｉng　the ｎetｗｏｒk ｔo ｈelp thｅm conｎｅct wiｔh ｆrｉeｎdｓ aｎｄ famｉlｙ ｉs　a rｅally　powerfｕl thinｇ．
My motｈer ｉs an　enthｕsiastic user of　the Interｎet,althｏugｈ it　tｏｏk me　yｅars　to　geｔ heｒ to ｕse e-maｉl.Ｓhｅ ｗａｓ ｂorn with noｒmal hearinｇ,bｕｔ ｌost ｉt　ｗhｅn ｓhe ｗas ３.Shｅ was　ｔoｔallｙ　dｅaf fｏr manｙ　yｅars，untiｌ aｇｅ 53，wｈen　she goｔ ｅar　aids．They work ｒeally ｗell．That is ａ ｂiｇ chａnge　for ｈer.Ｂut　beｆoｒｅ ｔhｅn,heｒ frienｄs　coｕldn't call　her oｎ the　phone,so tｈey iｎsｉstｅd (坚持） she　uｓｅ ｅ-maiｌ tｏ ｃommuｎicaｔe wiｔh them．
Yｏｕnｇ　people dｏn't eveｎ　thiｎｋ　of ｔhe Intｅrnｅt as　tｅchnoloｇｙ.It＇ｓ jｕsｔ ｔhere，and they　usｅ it.Tｈere's bｅｅn a　ｖerｙ iｎtereｓｔiｎg chaｎge　ｉｎ　comｍuｎications stｙlｅs beｔweｅn oｌd pｅople ａnd　youｎg peoplｅ.Therｅ are some ｋiｄｓ who　are　now ｉn theiｒ ｔｅeｎｓ aｎｄ　ａｒen'ｔ ｗilliｎg to　make pｈｏｎe ｃalls.And they tｈink of e-mａｉｌ as old-fashioned ａｎｄ　ｓlow.
The reaｓon why　teens ｄon'ｔ　make pｈone　callｓ seｅｍs to be that　thｅｙ don' t　know ｗhat tｏ say．Wｈen　tｈｅy call they　ｏften stｏp for a　wｈiｌe.Ｔheｙ don't kｎow what to say，anｄ　therｅ's thｉｓ sｉleｎce.Oｎ ｔhe oｔｈer haｎd,teｘｔｉng　iｓ consｉｄeｒed proper，ａｎd ｉt's okaｙ ｉｆ　you doｎ＇t aｎｓweｒ.Ｙou ｍｉgｈｔ ｈave been distrａcted　(心烦意乱旳)．It's not considerｅｄ rude.But it ｉs　considered　sｔrａｎgｅ if ｙou'ｒe　in thｉs kind ｏf voiｃｅ ｃｏｎversaｔioｎ and ｓimplｙ　ｓｔｏp ｔalkiｎg.
46．What is the troｕbｌe that old　peoplｅ　ｍeet whｅn surfｉng tｈｅ　Iｎｔeｒnet?
A.They doｎ＇t kｎow how tｏ ｕse ｓome　appｌiｃatiｏns.
ﻩB．Tｈey　have to ｂuy electｒｏnic ｐｒodｕｃｔｉｏns aｔ a ｈigｈ prｉce．
ﻩC．Therｅ is nｏ professional teacheｒ to　tｅacｈ　theｍ　ｈｏw　to uｓe ｔhe　Ｉnｔernet．
D.They　hａｖe ｎo　fｒieｎｄs to　cｏmｍuｎicaｔe　wｉｔｈ onｌinｅ.
4７．We ｃan ｉnfer fｒom ｔhe pａssagｅ that the aｕtｈor is　a _＿_＿____．
ﻩＡ．cｏmｐanｙ　mａnagｅr
Ｂ．prｏgram　desｉgnｅr
ﻩC.cｏｌlege professor
D.moｂile　phoｎe deｓigner
4８．Ｗhat dｏ the yoｕng　ｐｅopｌｅ thiｎｋ　of the Interｎet aｃcｏrdiｎg　to the　passage?
Ａ．Ｉnteｒeｓtiｎg. 　 B.Ａmａzｉng．
C．Coｍmon. D．Borinｇ．
49.Whｉch　of　the folｌｏwｉng　stａtemｅnts is true?
A．Teens faｃe chaｌｌeｎgeｓ when takiｎg ｐhｏｎe　cａｌls　wｉth　the oｌｄ.
ﻩＢ.The aｕtｈｏｒ's moｔher is still　ｕsｉng　e-mail ｔo communｉcａｔe wｉth　oｔhers afｔｅr getting eａr ａids.
C．Most　peopｌe considｅr　e－mａil　as ｔhｅ most　old－fashioned tool　to communicatｅ　ｗith　otｈeｒs.
ﻩD．Teens lｉke to ｓｅnd tｅxｔs to communiｃａte wiｔh otheｒs in orｄer to　ａvｏiｄ　embarraｓsment．
C
Ｌife　ｉs to bｅ eｎｊｏyed.Tｈere's no pｏiｎt iｎ gｉvｉｎg ｕｐ somｅthiｎg yｏｕ eｎjoy unlesｓ you get ｓomｅthing ｂack tｈａt＇ｓ even beｔteｒ.Wheｎ　peoplｅ ｅａt　more hｅalthfｕlｌy， ｅxeｒcｉｓe, quiｔ sｍokiｎｇ,　and maｎaｇe sｔｒｅss bettｅr, they find that they　feel so muｃh ｂettｅr　thaｔ it　reconsｔructs　thｅ reasｏn for making tｈese chaｎｇｅs　ｆrom ｆeaｒ of ｄyiｎg　to joｙ ｏｆ livｉng．Ｔhe ｌaｔeｓt ｓｔuｄies shoｗ ｔhaｔ when you exerciｓe　and eａｔ　ｒight：
YＯＵR BＲAＩN recｅives morｅ blｏoｄ fｌoｗ aｎd　oxyｇen, so you ｂecoｍe ｓmarter, ｔhｉｎk ｍoｒe cleａrly, hａve ｍore enerｇy, and　ｎeed leｓｓ slｅep．Tｗo sｔｕdies showeｄ　ｔｈａｔ　ｊuｓt　ｗalｋinｇ fｏr tｈreｅ ｈｏurs　pｅr weｅｋ fｏr ｏnly ｔhree moｎths　ｃaused so mａnｙ new　ｎeuronｓ tｏ ｇrow thaｔ it aｃtually　iｎcｒｅａsed the ｓｉze oｆ ｐｅople'ｓ braｉnｓ！
YOUＲ FACE ｒeｃeives　more　ｂｌood ｆｌｏw, so yoｕr__sｋｉn__ｇｌｏws morｅ ａnd wrｉnkle less.Yoｕ look younger anｄ more attractｉve.In ｃｏntrast,　ａn　unhｅａlthy　diet， chronic　eｍoｔｉｏｎal stresｓ ａnｄ　sｍoｋiｎg redｕce blood flｏw ｔo　your facｅ　so　you age more quｉckly.Sｍoking acceｌeｒａteｓ agｉng beｃause nicｏtine caｕses yｏuｒ　ａrteriｅs to　narrow doｗn,　whiｃh dｅcｒeaseｓ　ｂloｏｄ flｏw to yoｕr faｃe and makｅｓ　it ｗrinkｌe　eaｒｌｉer.Ｔhｉs　is whｙ smokerｓ ｌook years oldeｒ tｈan　thｅy really arｅ.
YOUR　GＥNES chａnge.Iｎ　Ｍay，　a study was publisheｄ　ｉn the　Ｐroceedings of ｔｈe Ｎａtioｎal Aｃａdemｙ　of　Sｃienceｓ showiｎg that ｃhangｉng youｒ ｌifestｙｌｅ changｅｓ yoｕr ｇenes.
ＹOUＲ TELＯMEＲＥS （染色体端粒)　gｅt ｌonger.Telomerｅｓ are ｔhｅ enｄｓ ｏf our chromosomes (染色体） that　control how loｎｇ we　lｉvｅ.As teloｍeres bｅcome shｏｒtｅr, ｔｈen cｅlls aｇｅ moｒｅ ｑuickly, thus shortenｉng youｒ liｆe.
Bｅｓｉdes, oｎｅ　oｆ ｔｈe ｍost　inｔerestinｇ ｆindinｇs　ｉn the sｔuｄy ｗas tｈaｔ the motｈｅrs＇　awareness　ｏｆ　sｔrｅss　was morｅ　imporｔant ｔhan whａt　was reａllｙ ocｃuｒｒｉng in thｅir　lives.The researｃhers ｇａve　ｔｈe ｗomen ａ qｕｅsｔionｎaｉre　and asｋed ｔｈｅm to ratｅ ｏn ａ tｈrｅe-poｉnt scale hoｗ ｓtressed　they fｅlt eａch　day， and　how oｕt oｆ cｏnｔroｌ their lives　felｔ　to ｔｈｅm.Tｈe ｗomen ｗho wｅre aｗarｅ　that they weｒe under heavy ｓtress had ｓignifｉcantly　shortｅnｅd and　damageｄ telomｅｒes cｏmｐared ｗｉｔh those who felt more rｅlaxｅd．On ｔｈe　ｃon