2024年陕西工业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

2024年陕西工业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I卷一.数学单项选择题(共15题)1.在正方体ABCD－A1B1C1D1中，AC所在直线与BC1所在直线所成角的大小是（）

A.见图A

B.见图B

C.见图C

D.见图D

2.函数f(χ)的定义域为全体实数，且是以5为周期的奇函数()

A.1

B.-1

C.5

D.-5

3.函数y=2x的图像与直线x+3=0的交点坐标为（）

A.见图A

B.见图B

C.见图C

D.见图D

4.函数y=log2（x+2）的图像向上平移1个单位后，所得图像对应的函数为（）

A.y=log2（x+1）

B.y=log2（x+3）

C.y=log2（x+2）-1

D.y=log2（x+2）+1

5.已知点则点P的坐标为()

A.(2，7/2)

B.(0，4)

C.(8，2)

D.(2，1)

6.若f(x＋1)＝x2－2x＋3，则f(x)＝（）

A.x2＋2x＋6

B.x2＋4x＋6

C.x2－2x＋6

D.x2－4x＋6

7.使复数为实数的充分而不必要条件是（）

A.见图A

B.见图B

C.见图C

D.见图D

8.若a＞b＞0，则（）

A.见图A

B.见图B

C.见图C

D.见图D

9.根据连续函数的定义，下列函数在指定点或开区间上不连续的是（）

A.f（x）=2x+1，点x=-1

B.f（x）=ax2+bx+C，点x=0

C.

D.

10.函数f(x)＝2sin(3x＋π)＋1的最大值为（）

A.－1

B.1

C.2

D.3

11.已知点A（1,1），B（2,1），C（-2,3），则过点A及线段BC中点的直线方程为（）

A.x-y+2=0

B.x+y-2=0

C.x+y+2=0

D.x-y=0

12.(a＋2b)n展开式中，若第3项的二项式系数是105，则n＝（）

A.14

B.15

C.16

D.17

13.已知χ轴上的一点B与点A(5，12)的距离等于13，则点B的坐标为()

A.(10，0)

B.(0，0)

C.(10，O)或(0，0)

D.(-10，0)

14.设甲：函数y=kx+b的图像过点（1,1），

乙：k+b=1，则

A.甲是乙的充分必要条件

B.甲是乙的必要条件，但不是乙的充分条件

C.甲是乙的充分条件，但不是乙的必要条件

D.甲不是乙的充分条件，也不是乙的必要条件

15.在定义域内下列函数中为增函数的是（）

A.f(x)＝2－x

B.f(x)＝－log2x

C.f(x)＝x3

D.f(x)＝x2＋1

二.数学问答题(共3题)1.已知正圆锥的底面半径是1Cm，母线为3Cm，P为底面圆周上一点，由P绕过圆锥回到P点的最短路径如图所示，由顶点V到这条路线的最小距离是多少?

2.在△ABC中，AB＝2，BC＝3，B＝60°，BD为AC边上的高．求AC，BD．

3.已知等比数列{an}的各项都是正数，且a1＋a3＝10，a2＋a3＝6．

（1）求{an}的通项公式；

（2）求{an}的前5项和.

三.英语单项选择题(共25题)1.Itisillegalforapublicofficialtoaskpeopleforgiftsormoney__________favorstothem.

A.inadditionto

B.inplaceof

C.inhonourof

D.inexchangefor

2.Bodylanguageisofgreatimportancetohumans.Wecarrymanyofthemeaningsthroughbodymovements.However,manyformsofbodylanguageweconsidertobefineinourcountrycangetusintotroubleinotherpartsoftheworld.

Asmileisoneofthemostcommonexamplesindifferentcountries.WhileAmericanssmilefreelyatstrangers,inRussiathisisconsideredstrangeandevenimpolite.InAsiancountriesasmileisn'tnecessarilyanexpressionofjoybutitcanbeusedtoexpresspain.

Theacceptablephysicaldistanceisanothermajordifference.InLatinAmericaandtheMiddleEasttheacceptabledistanceismuchshorterthanwhatmostEuropeansandAmericansfeelcomfortablewith.Handandarmmovementsasaformofbodylanguagearealsoverydifferentamongcountries.Handshakesareusuallyacceptablealmosteverywhere,evenbetweenstrangers;however,kissingonthecheekandtouchingontheshoulderorotherbodypartsaren't.FormanypeopleinAsiaandotherpartsoftheworld,suchactionsareseenasaviolation（侵犯）ofone'spersonalspace.Thisiswhyyoushouldnottouchotherseasily.

Eyecontact（目光接触）isoneoftheformsofbodylanguagewherethedifferencesaremoststriking.InAmericaandLatinAmericalookingtheotherpersonintheeyeisasignofrespect.ButinAsiancountries,prolonged（过长的）eyecontactisespeciallyrude,soyoushouldtryyourbestnottodothat.

Tohumans,bodylanguageis____.（）

A.important

B.funny

C.uncommon

D.strange

3.Lifegetsnoisiereverydayandveryfewpeoplecanfreefromnoiseofsomesortoranother．Itdoesn'tmatterwhereyoulive--inthemiddleofamoderncity,orafarawayvillage--thechancesthatyouwillbedisturbedbyjetaeroplanes,transistorradios,oilpoweredengines,etc．,arealmost

everywhere．Weseemtobegettingusedtonoise,too．Somepeoplefeelquitelonelywithoutbackgroundmusicwhiletheyareworking．

Scientifictestshaveshownthattotalsilencecanbeveryfrighteningexperienceforhumanbeings．

However,somepeopleenjoylisteningtopopmusicwhichisveryloud,andthiscandoharmtotheireardrums(耳鼓)．Thenoiselevelinsomediscoisfarabovetheusualsafetylevelforheavyindustrialareas．

Onerecentreportaboutnoiseandconcentration(专心)suggestedthatalthoughalotofpeoplesaythatanynoisedisturbstheirconcentration,whatreallyaffectstheirabilitytoconcentrateisachangeinthelevelofnoise．Itgoesontosaythatabackgroundnoise,whichdoesn'tchangetoomuch(music,forexample)mayevenhelppeopletoconcentrate．

Somepeoplemayhavetheirhearinghurt_______．

A.whiletheyareincompletesilence

B.whiletheyaredancingviolently

C.whiletheyarelisteningtopopmusic

D.whiletheyarelisteningtosoftmusic

4.KarenMacInneshadspentninemonthsinthehospital.Asshegrewweaker,the16-year-oldgirlaskedherparents,AmIgoingtome.

HermothertoldKarenthetruth.Afterlearningthebadnews,allKarenwantedwastogohome.

Herparentsdecidedtosatisfyherwish--nomatterthatmedicalfund(基金),whichhadhelpedpayforKaren′shospitalization,wouldnotcoveranyofthefulltimemedicalcareshewouldneedathome.Whenshewascarriedthroughherfrontdoor,Karensmiledforthefirsttimeinmonths.

AfriendoftheMacInnesfamily,SheilaPetersen,knewofthisandofferedtohelp.Shevolun-teered(自愿)notonlytofindnurses,butalsotoraisemoneyforKaren′scare.MoneywasreceivedfromsomanypeoplethatSheilacreatedafund,"FriendsofKaren".

Afterleavingthehospital,Karenlivedfor11months."Andthosemonthswerehappyonesforher,"sayshermother,"thankstoSheila."

EvenafterKarendied,peoplekeptsendingmoney.Sheilaputitintothefund,triedtofindsomeoneelsewhoneededhelp.Bylastmonth,FriendsofKarenwashelping70families.

"Istillhavearelationshipwitheachfamily,"saysSheila."Wehavefourchildrenwhoareneardeathnow,andIwanttobethereforthem."Sheilaadmits(承认)theworkissometimesdifficult,butsays,"thesmileonachild′sfacemakesitallworthwhile(值得的)."

ThemothertoldKarenthatshe.

A.wasgoingtodie

B.wasgoinghome

C.wasgrowingweak

D.wasbecomingbetter

5.EleanorRooseveltwasthewifeofAmerica′s32ndpresident,FranklinRoosevelt.Shehelpedherhusbandin?manywaysduringhislong（21）life.Shealsobecameoneofthemost（22）womeninAmerica.Shefoughtfor?equalrightsforallpeople.

EleanorwasborninNewYorkCityin1884.Herfamilyhadgreatwealth.ButEleanordidnothaveahappy（23）.Herparentsdiedwhenshewasveryyoung.Shewasraisedbyhergrandmother.Eleanor（24）thatasa?child,hergreatesthappinesscamefromhelpingothers.

tntheearly1900s,manypeoplewereworriedabouttheproblemsof（25）peoplewhocametoAmericain（26）ofabetterlife.Eleanorcouldnot（27）howpeoplelivedinsuchpoorconditionswhilesheandsomeothers?hadsomuch（28）.

Aftershefinishedschool,Eleanorbegan（29）childrentoreadandwriteinoneofthepoorestareasofNew?YorkCity.Shealsolookedinto（30）whereworkersweresaidtobebadly（31）.Shesawlittlechildrenoffour?andfiveyearsoldworkinguntilthey（32）tothefloor.Shebecameinvolved（参与）withotherwomenwho（33）thesameideasaboutimprovingsocialconditions.

FranklinRooseveltbegan（34）EleanorwhenhewasinNewYork.Theygot（35）in1905.Inthenexteleven?years,theyhadsixchildren.TheRooseveltsmovedtoWashingtonD.C.in1913.

第（35）题选

A.married

B.separated

C.accepted

D.united

6.In2008,theUnitedStatesDepartmentofAgriculture(USDA)wantedtoknowifalltheschoollunchesservedtostudentswerehealthy.Theanswerwasabig,fatNO!

TheUSDAfoundthatmostAmericanschoolsservedluncheswithtoomuchfatandsalt.Theyalsofoundthatmostofthefruitsandvegetablesinthelunchescamefromcans(罐头).Cannedfruitsandvegetablesarenotasgoodasfreshones.

TheUSDAgivesschoolsfoodandmoneytomakelunches.Butschoolsmakeuptheirownmenus.Somemakehealthylunches.Mostdonot.NowtheUSDAwantsallschoolstoservemorehealthylunches.TheywantschoolstofollowtheUSDA'sguidelinesforbalanced(均衡)meals.

MikeSanders,inchargeoftheUSDAin2008,saidtheUSDAshouldteachschoolworkershowtomakehealthierlunches."Agoodschoollunchisjustasimportantasagoodtextbook,"Sanderssaid.Hesaidthatchildrenalsoneedtolearnabouthealthyfoods.

TheUSDAisworkingoffanewprogram--FreshStart.Itwillgiveschoolsmorefreshfruitsandvegetables.FreshStartwillalsohelpschoolschangetheirlunchestomakethemhealthier.

Tofindthebestwaytochangelunches,theUSI)Aheldmeetingswithparents,schoolleaders,doctors,andcooks.

ChildrenalreadyeathealthylunchesatChiefJosephSchoolinNorthSaratoga,Oregon.Theyhavewhole-wheatbreadwithlow-fatcheese,andlow-fatmilk.

WhatisthegoaloftheFreshStartprogram?

A.Employinggoodcooksforschools

B.Sellingfreshfruitsandvegetables

C.Findingabetterwaytotalkwithparents

D.Helpingimprovetheschoollunches

7.Whenwereachedthestationthetrainhadnotarrivedyet；sowe_______．

A.needn'thavehurried

B.didn'tneedtohurry

C.neednottohurry

D.hadnotneededtohurry

8.Somepeopledonotlikeanythingtobeoutofplace．Theyareneverlateforwork；theyreturntheirbookstothelibraryontime；theyrememberpeople'sbirthdaysandtheypaytheirbillsassoonastheyarrive．Mr．Brownissuchaperson．Mr．Brownworksinabank,andlivesonhisown．Hissisterlivesinthenexttownwithherhusband,andherson,Mark．Mr．Browndoesn'tseehissisterorherfamilyfromoneyeartothenext,buthesendsthemChristmascards,andhehasn'tforgottenoneofMark'sseventeenbirthdays．LastweekMr．Brownhadquiteasurprise．Hedrovehomefromthebankattheusualtime；drivingneithertooslowlynortoofast,heparkedhiscarwherehealwaysparkedit,outofthewayofothercars,andhewentinsidetomakehiseveningmeal．Justthentherewasaknockatthedoor．

Mr．Brownopenedthedoortofindapolicemanstandingonthedoorstep．

"WhathaveIdonewrong?"Mr．Brownaskedhimself．"HaveIdrivenonthewrongsideoftheroad?Hastherebeensometroubleatthebank?HaveIforgottentopayanimportantbill?"

"Hello,uncle,"saidthepoliceman,"Myname'sMark．"

Mr．Brownseeshissister_______．

A.veryseldom

B.onlyattheendoftheyear

C.onlyatChristmas

D.onMark'sbirthdayeveryyear

9.____andI'llarriveatthedestination.（）

A.Havetenmoreminutes

B.Tenmoreminutes

C.Giventenmoreminutes

D.IfIhavetenmoreminutes

10.通读下面的短文，掌握其大意。从每小题的四个选项中选出可填入相应空白处的最佳选择，并把它前面的大写字母填入左边括号里。

Mr．Joneswokeearlyonemorning，beforethesunhadrisen．Itwasabeautifulmorning，_21_hewenttothewindowandlookedout．Hewas_22_toseeaneatly-dressedandmid-agedprofessor，who_23_intheuniversityjustuptheroadfromMr．Jones‘house，comingthedirectionofthetown．Hehadgreyhairthickglasses，andwas_24anumbrella，amorningnewspaperandabag．Mr．Jonesthoughtthathemusthave_25_bythenighttrain_26_takingataxi．

Mr．Joneshadabigtreeinhisgarden，andthechildrenhadtiedalong_27_tooneofthebranches，sothattheycouldswingonit．

Mr．Jonessawtheprofessor_28_whenhesawtheropeandlookedcarefullyupanddowntheroaD．Whenhesawthattherewas_29_insight，hesteppedintothegarden（therewasnofence），puthisumbrella，newspaper，bagandhatnearlyonthegrassand_30_therope．Hepulledit_31_toseewhetheritwasstrongenoughtotakehisweight，thenranasfastashecouldandswungintothe_32_ontheendoftherope，hisgreyhairblowingallaround_33_．_34_heswung，sometimestakingafewmore_35_stepsonthegrasswhentheropebegantoswingtooslowlyforhim．

Atlasttheprofessorstopped，straightenedhistie，combedhishaircarefully，putonhishat，pickeduphisumbrella，newspaperandbag，andcontinuedonhiswaytotheuniversity，lookingasquietandcorrectandrespectableasonewouldexpectaprofessortobe．

（）

A.rope

B.line

C.stick

D.ruler

11.Theseaisverybig.Lookatamapoftheworld.Thereislesslandthansea.Theseacoversthreequartersoftheworld.

Theseaisverydeepinsomeplaces.Thereisonespot,nearJapan,wheretheseaisnearly11kilometresdeep.Thehighestmountainintheworldisabout9kilometreshigh.Ifthatmountainwereputintotheseaatthatplace,therewouldbe2kilometresofwateraboveit.

Ifyouhaveswuminthesea,youknowthatitissalty.Youcantastethesalt.Rivers,whichflowintothesea,carrysaltfromthelandintothesea.Somepartsoftheseaarelesssaltythanotherparts.Thereisonesea,calledtheDeadSea,whichisverysalty.Becauseitisverysalty,swimmescannotsink!FishcannotliveintheDeadSea.

Inmostpartsofthesea,thereareplentyoffishesandplants.Somelivenearthetopofthesea.Otherslivedeepdown.Therearealsomillionsoftinylivingthingsthatfloatinthesea.Thesefloatingthingsareverysmall.Itishardtoseethem.Manyfishlivebyeatingthem.

Theseacanbeverycold.Divers,whodivedeepdowninthesea,knowthis.Onthetopthewatermaybewarm.Whenthedivergoesdownwards,theseabecomescolderandcolder.

Anotherthinghappens.Whenthedivergoesdeeper,thewaterabovepressesdownonhim.Itsqueezeshim.Thenthediverhastowearclothesmadeofmetal.

OnespotoftheseanearJapanis____.（）

A.nearlyninekilometresdeep

B.almostelevenkilometreshigh

C.twokilometresabovethehighestmountainintheworld

D.twokilometresdeeperthantheheightoftheworld'shighestmountain

12.

A.见图A

B.见图B

C.见图C

D.见图D

13.SometimesIfeelthatbeingthemotherofthreesmallchildrenislikeoperatingalargecircus(马戏团).（21）afternoonlastweek,mythreesonsplayingpeacefullyinthebackyard(院子),（22）theballfromonetoanother.Ijumpedatthechancetotalktooneofmyfriends（23）thephone,butbeforeI（24）tothephone,Icouldtelltheboyshadbeguntoquarrelwitheachotheraboutsomething.Irushedoutto（25）peace,butbeforeIgotthereCharleshad（26）arockatMark,andhithimintheeye.BythetimeIgottothebackyard,theyhadbegunto（27）aboutthis.EvenDavid,theoldestboy,whowon′tusuallyfightwithanybodyabout（28）,wasinvolved(卷入,).First,I（29）themstopfighting,andthenIexaminedMark′seye.Idecidedthatitwasn′tgoingtodevelopintoablackeye,butIfeltthattheyshould（30）atleastalittlefor（31）theyhaddone"I′mgoingto（32）toyourfatheraboutthiswhenhecomeshomefortomglat,said."HeandIwillthinkofhowtopunishyou."Thingswere（33）quietafterthatabouthalfanhour,andthenCharles（34）aglassinthekitchen,andatalmostthesame（35）,Markfelloutoftheappletree.

第（33）题选

A.pretty

B.much

C.verymuch

D.alot

14.Hehadawonderfulchildhood,withhismothertoallcornersoftheworld.

A.travel

B.totravel

C.traveled

D.traveling

15.根据下面资料，回答21-35题

Inthepast,Ialwaysthoughtthatbeingateacherwasaneasyjob.ButIchangedmy（21）whenIbecameapart-timeteacher.Aboutfouryearsago,Richardaskedme（22）Icouldhelpteachhisstudentshowtomakeawebsiteaboutthemselves.

I（23）becausecomputeriswhatIdowellandIdidn′tthinkteachingcomputerwouldbethat（24）.

Butwhen1taughtRichard′sclass,someofthestudents（25）withtheirfriendswhileIwasexplaininghowtodosomething.AtfirstIjustgotangrywiththem,（26）Richardtaughtmetothinkwhytheyweredoingthis.Hesaidthatifhewas（27）alessonandthestudentswerenotlis-tening,thenhewasangrywith（28）fornotmakingthelessonclearorinterestingforthem.ItoldhimthatIdidn′t（29）hisidea.Hethenaskedmeiflhadever（30）thesamething.Thatmademestop.OfcourseIhad!

Ifanyofmypastteachersare（31）this,IwanttosaysorryifIsometimesplayedaroundintheclass（32）youwereteaching.Ididn′tthinkhowthatwouldmakeyoufeel.IpromiseIwilldomybesttobeagood（33）inthefuture.Pleasehelpuswhenwedon′tunderstandandmost（34）,don′tbequicktobeangrywhenwefail.（35）ofusareperfectbutwithyourhelpwecanbesuccessful.

第（35）题选

A.None

B.Any

C.Most

D.All

16.Yourarticleiswellwritten,butIthinkyoushould__________itagain.

A.gooff

B.goby

C.goover

D.goagainst

17.Mybedroomwasverysmall,withthewindow____thestreet.（）

A.faces

B.faced

C.facing

D.toface

18.BrightonisapopularseasidetownonthesouthcoastofEngland.Notlongago,somepolicemenwerevery?21.Therehadbeenseveral,seriousaccidents?22?bymotoristsdrivingtoofast.Thepolicestartedtosetupaspeedtrap（速度监视器）.Theymeasured?23?of88yardsonastraightroadandwatchedtosee?24?acartookto?25?thatfar.Theyknewthatifacartooksixseconds,itwastravelingfaster?26?the?27?limitof30milesanhour.

Whenthepolicemenwereready,theyhid?28?ahedge（树篱）andstartedtotimepassingcars.Duringtheirfirsthalfanhour,theycaughtfivedrivers.Thepolicemenwrotedownthe?29?ofeachcarandthenameandaddressofthedriver.Butforthenexthalfanhourthepolicemendidn′tseeanybody?30?toofast.Theythoughtthatthiswasvery?31.Oneofthemdroveaquarterofamilealongtheroadandsawtwostudents?32?onthegrass.Theywereholdingupasheetofcupboardsothatmotoristscouldseeit.Onthenoticeoneofthestudents?33:"Danger.Speedtrap."

Thepolicementookthenoticeawayandwrotedownthenamesofthestudents.Laterontheywereeachfined￡5for?34?tostopthepolicecatchingmotoristswhowere?35?thelaw.

第32题答案是

A.seat

B.seating

C.sitting

D.sit

19.It’sthefirstturningtheleftafterthetrafficlights．

A.by

B.in

C.on

D.for

20.—Iusuallytravelbytrain.

—Whynot________byplaneforachange

A.totrygoing

B.tryingtogo

C.totryandgo

D.trygoing

21.Studieswillbeneededtoseeifthemedicinehasany____onthedisease.（）

A.wealth

B.effect

C.price

D.market

22.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。

InnearlyeverytownorcitycentreintheUK,onmostdaysoftheweekyoucanfindoneormorepeoplestandinginthestreetsellingamagazine21TheBigIssue.Thesepeopleareall22,buttheyarenotbeggingformoney.23,theyaresellingthemagazineasameans（手段）of24asmallbutrespectableliving.

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

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

____.

A.enjoying

B.changing

C.improving

D.making

23.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

24.根据下面资料，回答40-42题

Scientistshavelongtriedtobeabletoknowmoreaboutfloods．Sofar,thebestthatscientistscandoistorecognizetheconditionsforflooding．

Althoughdeepsnowaloneseldomcausesfloods,whenitoccurstogetherwithheavyrainandsuddenwarmerweather,itcanleadtoseriousflooding．Ifthereisafastsnowmelt(融化)ontopoffrozenorverywetground,floodingislikelytooccur．Meltingsnowalsocauseshighwaterlevelsinrivers．

Wheneverriversarealreadyattheirhighestpossiblelevels,heavyrainswillresultintherivers'floodingthenearbyland．

Riverscoveredinicecanalsoleadtoflooding．Whenicebeginstomelt,itbreaksintolargepieces．

Thesepiecesoficemoveandfloatdowntheriver．Theycanblocktheriver,causingthewatertoriseandfloodthelanduptheriver．Iftheicedam(坝)breakssuddenly,thelargequantityofwaterheldbehinditcanfloodtheareasdowntherivertoo．

Brokenicedamsarenottheonlyproblemthatcancauseflooding．Whenalargehuman-madedambreaksorfailstoholdthewatercollectedbehindit,itwillalsocauseseriousdamage．

Althoughscientistscannotalwaysknowwhenfloodswilloccur,theydoknowagreatdealaboutwhenfloodsarelikely,orprobably,goingtooccur．

Whathavescientistsachievedindealingwithfloods

A.Theyhavepreventedmanyriversfromflooding

B.Theyhavereducedthedamagecausedbyfloods

C.Theyhavelearnedmuchaboutconditionsforflooding

D.Theyhavefoundmostoftheicedamsontheriver

25.Thelightwasso__________thatIhadtocovermyeyes.

A.bright

B.weak

C.soft

D.natural

四.英语多项选择题(共5题)1.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。

Enoughsleepisimportanttohealth.Theamountofsleep21dependsontheageofthepersonandtheconditionsinwhichsleep22.Theyoungmayneedmoresleepthantheold,butgenerallyeighthoursareenoughforthehealthofgrown-ups.Somecan23withlessthanthisamountbut24mayneedmore.Everypersonknowshisownneed.Itisthenamatterofhowto25it.Sleepshouldalwaysbeenoughtomakeonerelaxed（松弛）andreadyfor26work.

Freshairis27tosoundsleep（酣睡）.Itisnotwithoutreasonforsomepeopleto28thatitispracticaltosleepintheopenair.29apersoncankeephimselfwarm,out-of-doorsleepingprobablygivesthebody30completerelaxation.

Abilitytosleepislargelyahabit.Theconditionsreferredtoonlyleadtosleep.Out-of-door31,agoodhabitofregulardrinkingandtheavoidanceoflateeatingand32areallhelpfultosoundsleep.Suchfactorsarelargelywithinthecontrolofanyperson.Abathat33,neitherhotnorcoldbutof34temperature,maybehelpfultosleep.Sleepingpillsshouldneverbetakenexceptwhensuggestedby35.

____.

A.wished

B.expected

C.needed

D.wanted

2.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。

Enoughsleepisimportanttohealth.Theamountofsleep21dependsontheageofthepersonandtheconditionsinwhichsleep22.Theyoungmayneedmoresleepthantheold,butgenerallyeighthoursareenoughforthehealthofgrown-ups.Somecan23withlessthanthisamountbut24mayneedmore.Everypersonknowshisownneed.Itisthenamatterofhowto25it.Sleepshouldalwaysbeenoughtomakeonerelaxed（松弛）andreadyfor26work.

Freshairis27tosoundsleep（酣睡）.Itisnotwithoutreasonforsomepeopleto28thatitispracticaltosleepintheopenair.29apersoncankeephimselfwarm,out-of-doorsleepingprobablygivesthebody30completerelaxation.

Abilitytosleepislargelyahabit.Theconditionsreferredtoonlyleadtosleep.Out-of-door31,agoodhabitofregulardrinkingandtheavoidanceoflateeatingand32areallhelpfultosoundsleep.Suchfactorsarelargelywithinthecontrolofanyperson.Abathat33,neitherhotnorcoldbutof34temperature,maybehelpfultosleep.Sleepingpillsshouldneverbetakenexceptwhensuggestedby35.

____.

A.help

B.satisfy

C.demand

D.take

3.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.good

B.fresh

C.skilled

D.new

4.Jimwasagreedyboy.Heenjoyedhavinggoodfood.Onedaywhenhecametohavebreakfast,hefoundtherewasonlybreadandgruel(麦片粥).Sohedidn′twanttohaveany.Thenhethoughtoutaplantofoolhismotherandgetsomethinggoodtoeat.Heputhishandsonhisstomachandsaid,"I′vegotastomachache,Mum,andIdon′twantanybreakfastnow."Hismothersaid,"I′msorrytohearthat.GotoDoctorJonesandhewillgiveyousomemedicine.Youknowhishouse."ThenshegaveJimsomemoneyandlethimgobybus.Jimgotoffthebusafterfiveminutes′fide.Hedidn′tgotoseeDr.Jones.Hewentintoashopandboughtsomepiecesofcakes.

Jimwaseatingthecakesonhiswaybackhome.Whenhegothome,hismotheraskedhim,"WhatdidDr.Jonessay,myboy?"Jimanswered,"Hesaidgoodfoodisbetterthananymedicineformystomachache.SoIwentandboughtsomecakesinsteadofbuyingmedicine."

NowJim′smotherknewwhatJim′sstomachachemeant.

AtlastJim′smother

A.gavehersonsomegoodfood

B.knewhersonhadtoldalie

C.bo