2016-2023年陕西能源职业技术学院高职单招（英语／数学／语文）笔试历年参考题库含答案解析

2016-2023年陕西能源职业技术学院高职单招（英语／数学／语文）笔试历年参考题库含答案解析（图片大小可任意调节）第1卷一.数学单项选择题(共15题)1.两条直线是异面直线的充分条件是这两条直线（）

A.分别在两个平面内

B.是分别在两个相交平面内的不相交的直线

C.是分别在两个相交平面内的不平行的直线

D.分别在两个相交平面内，其中一条与这两个平面的交线相交于一点，而另一条不过这个点

2.在△ABC中，角A，B所对的边长为a，b，则“a＝b”是“acosA＝bcosB”的（）

A.充分不必要条件

B.必要不充分条件

C.充要条件

D.既不充分又不必要条件

3.等差数列{an)中，若a1=2，a3=6，则a7=()

A.14

B.12

C.10

D.8

4.空间内，不相交的两条直线是这两条直线平行的（）

A.充分但非必要条件

B.必要但非充分条件

C.既非充分也非必要条件

D.充要条件

5.已知各顶点都在一个球面上的正四棱柱（其底面是正方形，且侧棱垂直于底面）高为4，体积为16，则这个球的表面积是（）

A.16π

B.20π

C.24π

D.32π

6.下列四个命题中正确的是（）

①已知a，6，c三条直线，其中a，b异面，a//c，则b，c异面．

②若a与b异面，b与C异面，则a与c异面．

③过平面外一点与平面内一点的直线，和平面内不经过该点的直线是异面直线．

④不同在任何一个平面内的两条直线叫异面直线．

A.③④

B.②③④

C.①②③④

D.①②

7.已知{i，j，k}是单位正交基底，a＝i＋j，b＝－i＋j－k，则a·b＝（）

A.－1

B.1

C.0

D.2

8.过直线3x＋2y＋1＝0与2x－3y＋5＝0的交点，且垂直于直线L：6x－2y＋5＝0的直线方程是（）

A.x－3y－2＝0

B.x＋3y－2＝0

C.x－3y＋2＝0

D.x＋3y＋2＝0

9.下列关系式中，对任意实数A＜B＜0都成立的是（）

A.a2＜b2

B.1g(b－a)＞0

C.2a＜2b

D.lg(－a)＜lg(－b)

10.过点(2，1)且与直线y＝0垂直的直线方程为（）

A.x＝2

B.x＝1

C.y＝2

D.y＝1

11.已知偶函数y=f(x)在区间[a，b](0

A.增函数

B.减函数

C.不是单调函数

D.常数

12.下列函数中,（）不是周期函数．

A.y=sin（x+π）

B.

C.y=1+cosx

D.y=sin2πx

13.四面体S-ABC中，各个侧面都是边长为a的正三角形，E，F分别是SC和AB的中点，则异面直线EF与SA所成的角等于（）

A.90°

B.60°

C.45°

D.30°

14.已知平面向量a＝（-2，1）与b＝（λ，2）垂直，则λ＝（）

A.4

B.-4

C.-1

D.1

15.正方形边长为a，围成圆柱，体积为（）

A.见图A

B.见图B

C.见图C

D.见图D

二.数学问答题(共3题)1.设直角三角形的三边为a、b、c，内切圆直径为2r，外接圆直径为2R，若a、b、c成等差数列，

求证：

(I)内切圆的半径等于公差；

(Ⅱ)2r、a、b、2R也成等差数列．

2.已知正六边形ABCDEF的边长为a，PA为过点A而垂直于正六边形所在平面M的垂线，且PA=a，求：

(I)点P到AB、BC、CD各边的距离；

(II)PD与平面M所成的角．

3.已知数列{an}的前n项和Sn＝n2－2n．求

（1）{an}的前三项；

（2）{an}的通项公式.

三.英语单项选择题(共25题)1."It′snouse,Mum,"saidJohnny."I′mjustnogoodatdancing."

"You′vegottokeeptrying.Tonightwillbe?21,dear.TryaturnwiththatprettyLisette."Johnny?22.EverySaturdaynightusedtobethebestoftheweek.Heandhisparentswenttothe?23?attheClub,wherehishero,Alcide,playedtheaccordion(手风琴)withtheband.Butlatelyeverythinghadchanged.NowthatJohnnywasolder,hewas?24?todancewithagirl!25?JohnnyandhisparentsarrivedattheClub,musichadalreadystarted.Johnnygotuphis?26?toapproachLisette."MayIhavethisdance?"Johnnyasked."That′sallright,"saidLisette.JohnnystruggledtokeepupwithLisette′s?27?steps,buthewasalwaysonebeatbehindher.ThenJohnnyheardhisfriendPierresay,"Look!Johnnyhastwoleftfeet!"Laughterburstfromthecrowd.Johnny?28?andranoutside,determinednevertogotoanotherdance.

ThenextSaturday,AlcidedrovetoJohnny′shouseforsomepotatoes.HehappenedtohearJohnnyplayingtheaccordion.Alcide′seyes?29."Bringthataccordionandplaysomesongstonight,"Alcidesaid.Thenhedroveoff,leavingJohnnystaringopen-mouthed?30him.

AttheClub,JohnnyscannedthecrowdforLisetteand?31?her.ThebandplayedforalongtimebeforeAlcidesaid,"Dearfriends,Igota?32?foryoutonight.YoungJohnnyisgoingtojoinus!"Trembling,Johnnysteppedupontheplatform,hiseyesonthefloor.Hebegantoplay,andthebandjoinedinbehindhim.Whenthesongended,heheardcheers.Johnnykeptplayinguntilthedancewas?33"Youdidafinejobtonight.PlaywithusagainnextSaturdaynight,"Alcidesaid."Yes,sir!"saidJohnny.34?hewentoutside,JohnnysawLisetteandherfriendsnearthedoor.Lisettesteppedforward,smiling,"Youplayedreallygoodtonight!"shesaid.

"Thankyou,"Johnnyblushed(脸红).Ashewalkedon,Pierre?35?movedoutofthewayforhimtopass.

Johnnypattedhisaccordion.Cometothinkofit,inhiswholelife,hehadneveronceseenAleideoutonthedancefloor.

第26题答案是

A.spirits

B.feelings

C.courage

D.strength

2.Probablynoothermusicalinstrument（乐器）isaspopulararoundtheworldastheguitar.Almosteverykindofmusicneedsaguitar.Countryandwesternmusicwouldnotbethesamewithoutaguitar.TheSpanishmusiccalledflamencocouldnotexistwithout,aguitar.ThesoundofAmericanbluesmusicwouldnotbethesamewithoutthesadcryoftheguitar.Androckandrollmusicwouldalmostbeimpossiblewithoutthisinstrument.

Peopledonotagreeaboutwheretheguitarwasfirstplayed,butmostagreeitisveryold.SomesayaninstrumentverymuchlikeaguitarwasplayedinEgyptmorethanonethousandyearsago.SomeotherssaythatanoldformofthemodemguitarwasbroughttoSpainfromPersiasometimeinthe12century.TheguitarcontinuedtodevelopinSpain.Inthe1700sitbecamesimilartotheinstrumentweknowtoday.

Manyfamousmusiciansplayedtheinstrument.ThefamousmusicianNiccoloPaganinniplayedandwrotemusicfortheguitarintheearly1800s.FranzSchubertusedtheguitartowritesomeofhisfamousworks.InmodemtimesAndresSegoviahelpedmaketheinstrumentextremelypopular.

OnekindofmusicfortheguitardevelopedinthesouthernareaofSpaincalledAdalusia.ItwillalwaysbestronglyconnectedwiththeSpanishguitar.

Whatwouldbethebesttitleforthetext?（）

A.MusicandMusicians

B.TheHistoryoftheGuitar

C.MusicandMusicalInstruments

D.TheMostPopularMusicalInstrument

3.Don'tsitthere_______nothing．Comeandhelpme．

A.do

B.todo

C.doing

D.anddoing

4.IthinkViefeelssurprisedbythefact_________I′msmarterthanheis.

A.why

B.which

C.when

D.that

5.It’sthattimeoftheyear－graduation.Theendofschoolyearisnearlyinsight,andit’sanespeciallybigdealifyou’refinishinghighschoolorcollege.

Oneamazing（令人惊叹的）16-year-oldFloridagirl,GraceBush,graduatedfrombothhighschoolandcollegethisweek！Sheactuallygothercollegediploma（毕业证书）beforeherhighschooldiploma.How’dshedothat?

“Hardworkanddedication（专心致志）,”shetoldalocalTVnewsstation,“havemademesucceedindoinghighschoolandcollegeatthesametime.”Shestartedtakingcollegecourseswhenshewasjust13.Shewouldoftengetupat5:30a.m.andnotfinishuntilafter11p.m.

Doingbothatonceisahugeachievement,butithasalsohelpedherfamilysavemoney.She’soneofthe9children,allhome-schooleduntiltheageof13．Herfatherisamathprofessorwhilehermotherisapart-timehistoryteacherinahighschool.GraceBushhasearnedhercollegedegreeinlaw,withanearperfectGPAof3.8andshehopestobecomealawyeroneday,althoughherparentsexpecthertoteachatuniversity.Bytheway,shealsoplaysbasketballinhercollegeteaminhersparetime.

WhatdidtheparentsdotohelpGracewithhereducation?（）

A.Theysharedwithhercollegehistorylessons

B.Theymadeherinterestedinmath

C.Theytaughtheruntilshewas13

D.Theyhiredapart-timeteacher

6.Studentsmustbetaughthowtodealwithdangerous.

A.states

B.conditions

C.situations

D.positions

7.Mikedidn'tplayfootballyesterdaybecausehehad_______hisleg．

A.damaged

B.hurt

C.hit

D.struck

8.Onlythen_______thatshehadmadeamistake．

A.sherealized

B.didsherealize

C.hadsherealized

D.shehadrealized

9.Interactuseappearstocauseadropinpsychologicalhealth,accordingtoresearchatCarnegieMellonUniversity.

EvenpeoplewhospentjustafewhoursaweekontheInternetexperiencedmorebadfeelingsandlonelinessthanthosewhowasonlinelessfrequently,thetwo-yearstudyshowed.Researchersarepuzzlingovertheresults,whichwerecompletelycontrarytotheirexpectations.TheyexpectedthattheInternetwouldprovesociallyhealthierthantelevision,sincetheNetallowsuserstochoosetheirinformationandtocommunicatewithothers.

ThefactthatInternetusereducestimeavailableforfamilyandfriendsmayaccountforthedropinpsychologicalhealth,researchershypothesized（推测）.Faceless,bodiless“virtual”（虚的）communicationmaybelesspsychologicallysatisfyingthanactualconversation,andtherelationshipsformedthroughitmaybeshallower.AnotherpossibilityisthatexposuretothewiderworldthroughtheNetmakesuserslesssatisfiedwiththeirlives.

“Butit'simportanttorememberthisisnotaboutthetechnology,it'sabouthowitisused,”sayspsychologistChristineRileyofIntel,oneofthestudy'ssponsors（发起人）.“Itreallypointstotheneedforconsideringsocialfactorsintermsofhowyoudesignapplicationsandservicesfortechnology.”

Whathadtheresearchersexpectedbeforetheresearch?（）

A.TheInternetmayaccountforthedropinpsychologicalhealth

B.Internetusemayimprovesocialhealth

C.Internetusehasnothingtodowithsocialhealth

D.SpendingmuchtimeontheInternetmakespeoplefeelbadandlonely

10.Youforgetittome.Ihaven′tforgottenittoyouyesterday.

A.toreturn;togive

B.returning;giving

C.toreturn;giving

D.returning;togive

11.E-mailorelectronicmail,isconsideredasthemoderncommunicationinthenewage.Itiscarriedoutincomputersallovertheworldbymillionsofusers.Inthisinvisibleworldasmanypeoplecallit,theuserscansendandreceiveletterstoandfromeverycorneroftheearth.Theysharethoughtswithpenpals（笔友）inNewZealand,askstrangersinBombay（孟买）questions,debatewithbusinessmaninManhattan.Allofthesearejusthappeningincomputersasfastasthetravellingofthelight,nowritingandspeaking,nopaperandstampsarenecessary.

E-mailisapipelinetothousandsofexpertsoneverything;itisameansofmeetingpeoplewithsimilarinterestsorproblems.Butitisnotalivetalk－arealconversationlikethoseintelephones.E-mailerscomposelettersatleisureontheircomputers,thensendthembyphonelinetoanon-lineservice,andthentheygoforwardtotherightplace.Aresponsecanbebackwithinhours,dependingonhowoftentherecipient（接受者）checksin.

Avastglobalnetworksofon-lineservicesforE-mailhasbeenbuilt.AlotofpeopleareregularlyusingthisserviceintheUSA.PeoplebelievethatE-mail,thecomputerizedexchange,wouldcreatefriendshipandbusinessdevelopments,andwouldchangepeople'slifeintheworld.

WhichofthefollowingisNOTtrue?（）

A.E-mailiscarriedoutincomputers

B.AresponseofanE-maildependsonhowoftentherecipientchecksin

C.Peopledon'tbelievethatE-mailwillcreatefriendship

D.E-mailisnotarealconversation

12.____athismodelplaneovertheweekend,hedidn’tcompleteit.（）

A.Asheworkedhard

B.Hardasheworked

C.Howheworkedhard

D.Howhardheworked

13.There’splentyoftime,soyou____worryaboutit.（）

A.wouldn’t

B.couldn’t

C.mustn’t

D.needn’t

14.SometimesIfeelthatbeingthemotherofthreesmallchildrenislikeoperatingalargecircus(马戏团)．21afternoonlastweek,mythreesonsplayingpeacefullyinthebackyard(院子),22theballfromonetoanother．Ijumpedatthechancetotalktooneofmyfriends23thephone,butbeforeI24tothephone,Icouldtelltheboyshadbeguntoquarrelwitheachotheraboutsomething．Irushedoutto25peace,butbeforeIgotthereCharleshad26arockatMark,andhithimintheeye．BythetimeIgottothebackyard,theyhadbegunto27aboutthis．EvenDavid,theoldestboy,whowon'tusuallyfightwithanybodyabout28,wasinvolved(卷入)First,!29themstopfighting,andthen!examinedMark'seye．Idecidedthatitwasn'tgoingtodevelopintoablackeye,butIfeltthattheyshould30atleastalittlefor31theyhaddone．"I'mgoingto32toyourfatheraboutthiswhenhecomeshometonight,"Isaid．"HeandIwillthinkofhowtopunishyou．"Thingswere33quietafterthatforabouthalfanhour,andthenCharles34aglassinthekitchen,andatalmostthesame35,Markfelloutoftheappletree．

第（23）题答案

A.through

B.in

C.on

D.by

15.根据下面资料，回答21-35题

SometimesIfeelthatbeingthemotherofthreesmallchildrenislikeoperatingalargecircus(马戏团)．21afternoonlastweek,mythreesonsplayingpeacefullyinthebackyard(院子),22theballfromonetoanother．Ijumpedatthechancetotalktooneofmyfriends23thephone,butbeforeI24tothephone,Icouldtelltheboyshadbeguntoquarrelwitheachotheraboutsomething．Irushedoutto25peace,butbeforeIgotthereCharleshad26arockatMark,andhithimintheeye．BythetimeIgottothebackyard,theyhadbegunto27aboutthis．EvenDavid,theoldestboy,whowon'tusuallyfightwithanybodyabout28,wasinvolved(卷入)First,!29themstopfighting,andthen!examinedMark'seye．Idecidedthatitwasn'tgoingtodevelopintoablackeye,butIfeltthattheyshould30atleastalittlefor31theyhaddone．"I'mgoingto32toyourfatheraboutthiswhenhecomeshometonight,"Isaid．"HeandIwillthinkofhowtopunishyou．"Thingswere33quietafterthatforabouthalfanhour,andthenCharles34aglassinthekitchen,andatalmostthesame35,Markfelloutoftheappletree．

第（27）题答案

A.quarrel

B.talk

C.worry

D.fight

16.AsaboyIdreamedofflyingairplanes.21ItoldDadIwantedtobeapilot,hesaid,"Youneedtodoyourjobwellonthefarmfirst,and22youmayrealizeyourdream."Thefarmwasaneverydayresponsibility（职责）－that23Saturday,SundayandChristmastoo.EverymorningIgotupatfouro'clocktomilkand24thecows.Afterthemilkwasbottled,myolderbrothersandI25ittopeople'shomes.Iwaspaidfivecentsabottle.AtthattimeI26thattobesuccessfulyouhavetotakecareofyourresponsibilities.

WhenIwas16,Isignedupforflyinglessons.TopayforthelessonsI27asmallrestaurantwithsomefriends.Oneofourregular28wasthepresidentoftheFarmersBank.Every29Igot,ltalkedtohimaboutmydream.OnedayItoldhimI30$3,500tobuymyown31.HelentmethemoneysothatIcouldflypeoplewithin150milesoftheairport.

TwelveyearslaterIwasflyingpeoplearoundtheworld32apilotofabigairlinecompany.AftertenyearsinthecompanyIstartedmyown33.

TodayIrunabillion-dollarcompany,butitwasonthefarmthatIlearnedtheprinciples（原则）thathave34me.Hardworkanddeterminationdo35dreamscometrue.

____.

A.built

B.opened

C.visited

D.borrowed

17.通读下面的短文，掌握其大意。然后，从每小题的四个选择项中选出可填入相应空白处的最佳选项。

EleanorRooseveltwasthewifeofAmerica’s32ndpresident,FranklinRoosevelt.Shehelpedherhusbandinmanywaysduringhislong21life.Shealsobecameoneofthemost22womeninAmerica.Shefoughtforequalrightsforallpeople.

EleanorwasborninNewYorkCityin1884.Herfamilyhadgreatwealth.ButEleanordidnothaveahappy23.Herparentsdiedwhenshewasveryyoung.Shewasraisedbyhergrandmother.Eleanor24thatasachild,hergreatesthappinesscamefromhelpingothers.

Intheearly1900s,manypeoplewereworriedabouttheproblemsof25peoplewhocametoAmericain26ofabetterlife.Eleanorcouldnot27howpeoplelivedinsuchpoorconditionswhilesheandsomeothershadsomuch28.

Aftershefinishedschool,Eleanorbegan29childrentoreadandwriteinoneofthepoorestareasofNewYorkCity.Shealsolookedinto30whereworkersweresaidtobebadly31.Shesawlittlechildrenoffourandfiveyearsoldworkinguntilthey32tothefloor.Shebecameinvolved（参与）withotherwomenwho33thesameideasaboutimprovingsocialconditions.

FranklinRooseveltbegan34EleanorwhenhewasinNewYork.Theygot35in1905.Inthenextelevenyears,theyhadsixchildren.TheRooseveltmovedtoWashingtonD.C.in1913.

____.

A.lazy

B.strange

C.foolish

D.poor

18.Weshouldrespectfoodandthinkaboutthepeoplewhodon′thave__________wehavehereandtreatfoodnicely.

A.that

B.which

C.what

D.whether

19.Ronwasanengineer.Heplannedachangeandtriedthenewjobofteachingkidshowtoswim.Ron′seasy?mannersoonmadehimafull-timeemployeeattheswimschool.

Now,the40hoursheworksaweektakesinweekends,earlymorningsandlateafternoons.Heearnsaround?25%lessthanhedidinengineering.But,at49,hesayshehasneverbeenhappier."I′vehadadropinpay,butI′ve?cutbackonspending,too.Iseldomdrivetoworksodon′thavetopayasmuchforpetrol（汽油）.Idon′tdrinkasmuch.IgowalkinginmylunchbreakandI′velost20kilos.Ilovegoingtowork.Thewholefamilyisalothappier."

Whenoneofhisbrotherscalled,offeringtohelphimfind"arealioh",heanswered,"Idon′tcare.Iknowwhat?I′mdoingisgood."

Headmitsitwasfearfulmakingsuchabigchangewhentherewasthemortgage（分期付款）topayandkidstoclotheandfeed,butintheendhefeelsitisasimplechoice."Ifyou′reinajobyoudon′tlike,getout.Money′snot?everything.Ifyoudon′tlikeit,change—findsomethingyou′regoingtobehappywith."

WhatisRon′snewjoblike?

A.Well-paid

B.Interesting

C.Easytodo

D.Nofreetime

20.Oureatinghabitsareveryimportantforgoodhealthandastrongbody.Therearetimeswhen?mostofuswouldrathereatsweetsandice-creamthanmeatandrice.Sweetsandice-creamarenot?badifweeatthemattheendofameal.Ifweeatthembeforeameal,theymaytakeawayourappe-tite（食欲）~Itisimportantforustoeatourmealsatthesametimeeachday.Whenwefeelhungry,itisasignthatourbodyneedsfood.Whenwefeelangryorexcited,wemaynotwanttoeat.Alongtimeago,inEngland,somejudgesusedtodecidewhetheramanwastellingthetruthbygivinghimsomedrybread.Ifthemancouldnoteatthebread,itshowedthathewastellinglies.Althoughthisseemsverystrangeandratherfoolish,itisindeedaverygoodwayoffindingoutthefact.Amanwhoisworryingaboutsomethinghasdifficultyineatinganythingdry.Becauseheisworrying,heloseshisappetiteanddoesnotwanttoeat.

We′dbetterhaveourmeals__________.

A.atthesametimeeachday

B.whenourworkisover

C.whenthemealisstillhot

D.wheneveryoneisathome

21.材料题

通读正面的短文，掌握其大意。然后，从每小题的四个选择项中选出可填入相应空白处的最佳选择。

AShelterfortheHomeless

LastsummerIwasavolunteer(志愿者)atashelterforthehomeless,aplaceforhomelesspeopletosleepatnight．Iwasn’tworkingthatsummerandwas21onlytwoclassesinsummerschool,soIhadsome22time．

Threenightsaweek,I23inthekitchenoftheshelteralongwithfourothervolunteers．Weplannedandcookedfor45peoplehotmeals24vegetables,chicken,fishandfruit．Thehomelesspeopleneededthisgoodfoodbecausemanyofthemusuallydidn’teatwell．

I25thisvolunteerwork,making26withthefourvolunteersinthekitchen．Onewasaveryniceelderlyhousewife,oneamovieactor,anotherayoungteacher,andtheotheracollegestudent,27me．

Italkedtoalotofthehomelesspeopleattheshelter．Theirlifestories28mewithsympathy(同情)．Someofthemhadproblemswithalcohol(酒精)ordrugswhileothersonlyhadbad29．Onewomanworkedforalmost30yearsforasmallcompany,andthenshelostherjob．Shelookedfora30job,butcouldn’tfindone,forshewastoo31．Shecoulddonothingbutsellherfurniture—sofas,chairs,andtables32shecouldpayforherfood．Thewomanluckonjobhunting,butshe33couldn’tfindone．Shehadnomoneyforher34andhadtosleepinhercar．Thenshehadtosellhercar．Alone,afraidand35,,shefinallycametotheshelter．

（）

A.if

B.because

C.sothat

D.incase

22.InnearlyeverytownorcitycenterintheUK，onmostdaysoftheweekyoucanfindoneormorepeoplestandinginthestreetsellingamagazine21TheBigIssue．Thesepeopleareall22，buttheyarenotbeggingformoney．23，theyaresellingthemagazineasameans(手段)of24asmallbutrespectableliving．

TheBigIssuemagazinewas25in1991byJonBirdandGordonRoddickafterthey26thatthereweremanyhomelesspeoplewhowere27onthestreetsofLondon．Onaprevious(之前的)28toNewYork，oneofthemhadseenhomelesspeoplesellinganewspaperknownasStreetNews29theydecidedtosetupsomething30intheBritishcapital．

Nowadays，TheBigIssuehas31allovertheUKandthereareevendifferentversions(版本)ofthemagazineindifferentpartsofthe32．Thesellersbuyeachmagazinefromtheorganizationforseventypenceandthensellittoa33foronepoundfifty．ByworkingwithTheBigIssue，manypeoplehavebeen34toescapefromhomelessness，and35manyofthemhavemovedontonewjobsandnewlives．

请选出最合适的选项（）

A.printed

B.spelt

C.called

D.stuck

23.Therearemanycommonlyheldbeliefsabouteyeglassesandeyesightthatarenotprovenfacts.Forinstance,somepeoplebelievethatwearingglassestoosoonweakenstheeyes.Butthereisnoevidencetoshowthatthestructureofeyesischangedbywearingglassesatayoungage.Wearingthewrongglasses,however,canproveharmful.Studiesshowthatforadultsthereisnodanger,butchildrencandeveloplossofvisioniftheyhaveglassesinappropriatefortheireyes.

Wehaveallheardsomeofthecommonmythsabouthoweyesightgetsbad.Mostpeoplebelievethatreadingindimlightcausespooreyesight,butthatisuntrue.Toolittlelightmakestheeyesworkharder,sotheydogettiredandstrained.Eyestrainalsoresultsfromreadingalot,readinginbed,andwatchingtoomuchtelevision.However,althougheyestrainmaycausesomepainorheadaches,itdoesnotpermanentlydamageeyesight.

Anothermythabouteyesisthattheycanbereplaced,ortransferredfromonepersontoanother.Thereareclosetoonemillionnervefibresthatconnecttheeyeballtothebrain,asofyetitisimpossibletoattachthemallinanewperson.Onlycertainpartsoftheeyecanbereplaced.Butifwekeepclearingupthemythsandlearningmoreabouttheeyes,somedayafulltransplantmaybepossible.

Onecauseofeyestrainmentionedinthepassageis____.（）

A.wearingcontactlensestoolong

B.goingtothemovies

C.readingalot

D.notvisitingyoureyedoctor

24.Thispassageprovidesuswith_______.

A.apieceofscientificinformation

B.anormallesson

C.aninterestingtest

D.apieceofnews

25.Lifegetsnoisiereverydayandveryfewpeoplecanfreefromnoiseofsomesortoranother.Itdoesn′tmatterwhereyoulive--inthemiddleofamoderncity,orafarawayvillage--thechancesthatyouwillbedisturbedbyjetaeroplanes,transistorradios,oilpoweredengines,etc.,arealmosteverywhere.Weseemtobegettingusedtonoise,too.Somepeoplefeelquitelonelywithoutback-groundmusicwhiletheyareworking.

Scientifictestshaveshownthattotalsilencecanbeveryfrighteningexperienceforhumanbeings.However,somepeopleenjoylisteningtopopmusicwhichisveryloud,andthiscandoharmtotheireardrums(耳鼓).Thenoiselevelinsomediscoisfarabovetheusualsafetylevelforheavyindustrialareas.

Onerecentreportaboutnoiseandconcentration(专心,)suggestedthatalthoughalotofpeoplesaythatanynoisedisturbstheirconcentration,whatreallyaffectstheirabilitytoconcentrateisachangeinthelevelofnoise.Itgoesontosaythatabackgroundnoise,whichdoesn′tchangetoomuch(music,forexample)lnayevenhelppeopletoconcentrate.

Fromthispassage,thepollutionofnoise

A.doesn'tmattermuch

B.hasbecomeworseeverywhere

C.hasbecomebetterinbigcities

D.hasbecomebetterinvillages

四.英语多项选择题(共5题)1.Ayoungwomanrodewithhernewhusbandinawagon(四轮马车)．Theycametoalogcabin(小木屋)．Themanshoutedandalittleboycamerunningoutofthecabin．Sarah,theyoungwoman,gotdownfromthewagon,openedwideherarmsandheldtheboyclose．

"Hello,AbeLincoln,"shesaid．"Ithinkwe'llbegoodfriends．"

Thenewmotherwiththesmilingfacewenttoworkatonce．ShewashedAbeandhissisterandtidied(弄整齐)theirhair．Andthatnightshethrewawaytheboy'smattress(床垫)ofleavesandgavehimasoftmattressandenoughblanketstokeephimwarmatnight．

SarahwoveclothandmadenewshirtsforAbe．Shemadehimnewdeerskintrousersandevendeerskinshoes．

Maybe,ifshehadn'tcometothecabin,hewouldn'thavelivedtobeaman．WhenAbe'sfathertoldhimnottogotoschoolanymoreandhelponthefarm,SarahtookAbe'spartagainsthisfather．Abewouldratherreadthaneat,andwhenhisfathertoldhimtostop,Sarahsaid,"Lettheboyread．"

In1530thedaycamewhenAbewouldleavehometoworkinNewSalem．ForthelasttimeshehadtakenAbe'spartagainsthisfather．ForthelasttimeshehadkeptthecabinquietsothatAbecouldread．

Morethantwentyyearslater,whenAbe,whohadthenbecomefamous,wasgoingtomakeaspeechinanearbytown,Sarahwenttherejusttowatchhim．Inthecrowdshetriedtomakeherselfsmall,buthesawher,andinfrontofeverybody,gotoutofhiscarriageandwentoverandputhisarmsaroundherandkissedher．Yes,thatwasherAbe．

"Helovedmetruly,"shesaidlater．

Whichofthefollowingisnottrue?

A.TheyoungwomaninthewagonwasAbe'snewmother

B.ThemaninthewagonwasAbe'snewfather

C.Thelittleboywastheyoungwoman'snewson

D.ThelittleboyrunningoutofthecabinwasAbe

2.AyoungwomaninasmallGermantownwasgoingtogiveapianoconcert.HerposterssaidthatshewasapupilofFranzLiszt,thegreatHungarianpianist.

Thiswasnottrue.

OnedaythewomanlearnedthatLiszthimselfwasintown.Nowpeoplewouldfindoutandshewouldneverbeabletogiveaconcertagain.Whatshouldshedo?Finallyshewenttoseethefamousmanherself.Shetoldhimeverything.Herparentsweredeadandshewasalone.Shehadtomakealiving.Shedecidedtogivepianolessonstorichchildren.Butwhowouldsendtheirchildrentoanunknownyoungwoman?SoshetoldpeopleFranzLisztwasherteacher.

"Ibelieveyou,"Lisztsaid."You′vedonewrong,butIcanseeyouaretrulysorryaboutit.

That′senough.Nowletmehearyouplay."

Theyoungwomanwasshyatfirst.ButthenshesawLisztsmiling.Itmadeherfeelbetter.Nowshewasn′tafraidanymore.Shestartedplaying.Sheputherheartintoitandsheplayedwonderfully.Lisztwasquitepleased.Whenshefinished,sheturnedtolookatLiszt.Therewasasmileonhisface.Shecouldseehewaspleased.ThenLisztgavehersomeadvice.Afterhefinished,"Nowyoureallyaremypupil.Goaheadwithyourconcert.Andyoucanaddanotetotheposters.

Saythatyourteacherhimselfwillbethere.Hewillplaythelastpiece."

Accordingtothepassage,weknowFranzLiszt

A.wasaproudandseriousman

B.dislikedtheyoungwoman

C.wasangrywiththeyoungwomanandcriticizedherseriously

D.wasfriendlytoherandshowedmercytoherhardlifeandhelpedherwiththeconcert

3.Jimwasagreedyboy.Heenjoyedhavinggoodfood.Onedaywhenhecametohavebreakfast,hefoundtherewasonlybreadandgruel(麦片粥).Sohedidn′twanttohaveany.Thenhethoughtoutaplantofoolhismotherandgetsomethinggoodtoeat.Heputhishandsonhisstomach