2016-2023年冀中职业学院高职单招（英语／数学／语文）笔试历年参考题库含答案解析

2016-2023年冀中职业学院高职单招（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.从1，2，3，4，5中任取3个数，组成的没有重复数字的三位数共有（）

A.40个

B.80个

C.30个

D.60个

2.6名学生和1名教师站成一排照相，教师必须站在中间的站法有（）

A.见图A

B.见图B

C.见图C

D.见图D

3.若0

A.1<b

B.0

C.1

D.0<b

4.若直线相切，那么r等于（）

A.见图A

B.见图B

C.见图C

D.见图D

5.圆的圆心在()点上．

A.(1，-2)

B.(0，5)

C.(5，5)

D.(0，O)

6.下列（）成立．

A.0.760.12<1

B.

C.loga（a+1）<log（a+1）a

D.20.32<20.31

7.“曲线C上的点的坐标都是方程f（x,y）=0的解”是”f（x,y）=0是曲线C的方程”的（）

A.充分但非必要条件

B.必要但非充分条件

C.充要条件

D.非充分非必要条件

8.在△ABC中，若则△ABC必是()

A.直角三角形

B.等腰三角形

C.等边三角形

D.钝角三角形

9.已知f(χ)是偶函数，且其图像与χ轴有4个交点,则方程f（χ）=0的所有实根之和为()

A.4

B.2

C.1

D.0

10.长方体有一个公共顶点的三个面的面积分别为4,8，18，则此长方体的体积为()

A.12

B.24

C.36

D.48

11.下列成立的式子是()

A.0.8-0.10.8-0.2

C.log30.8<log40.8

D.30.1<30

12.当圆锥的侧面积和底面积的比值是时，圆锥轴截面的顶角是（）

A.45o

B.60o

C.90o

D.120o

13.在△ABC中，以a，b，c分别为三个内角A，B，C所对的边，设向量m＝（b－c，c－a），n＝（b，c＋a），若m⊥n，则角A的大小为（）

A.见图A

B.见图B

C.见图C

D.见图D

14.6名学生和l名教师站成一排照相，教师必须站在中间的站法有()

A.见图A

B.见图B

C.见图C

D.见图D

15.命题甲：x2=y2，命题乙：x=y（x，y∈R），甲是乙的（）

A.充分但非必要条件

B.必要但非充分条件

C.充要条件

D.即非充分又非必要条件

二.数学问答题(共3题)1.若正三棱锥底面边长为a，且三条侧棱两两垂直。则它的体积为．

2.的展开式是__________.

3.从某公司生产的安全带中随机抽取10条进行断力测试，测试结果（单位：kg）如下：3722、3872、4004、4012、3972、3778、4022、4006、3986、4026则该样本的样本方差为___________kg2（精确到0．1）．

三.英语单项选择题(共25题)1.Itmaybepointedoutthatwarfare(战争)aspracticedbymanhasnoparallelinnature.Thisistosaythatwithinthemorehighlydevelopedanimalpopulationsofthisearth,thereisnotnow,norhastherebeensimilardestructionwithinaspecies(物种)itself.Infact,onehastogotothelowliestformsofanimallife,suchascertainkindsofants,tofindanythingcomparabletohumanwarfare.Itisacuriousfactthatmankindappearstogivethekillingofhisownkindagoodreasonbyimagingthatitisa"lawofnature".Therearenowalotofwrongideasaboutthelawsofnature,ofwhichthisisoneofthemostincorrectandfateful(致命的).Politicalbeliefshavebeenbaseduponitwithresultsthathavecomeneartodestroyinghumancivilization.Thetheorythatwarisabiologicalnecessity,thatitisnature′smethodofcontrollingpopulationandbelievinginthesurvival(生存)ofthestrongandtheelimination(灭亡)oftheweak,istotallywrongandinsupportable.Withinthelastcentury,whenwarshavebeencommonallovertheworld,thehumanpopulationoftheearthhasalmostdoubled.

Theauthorofthispassageseemstobethe"lawofnature".

A.against

B.infavorof

C.uncertainof

D.verymuchinterestedin

2.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（25）题选

A.poor

B.strange

C.foolish

D.lazy

3.Wouldyoumind__Ismokehere?

A.that

B.when

C.because

D.if

4.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（30）题选

A.suffer

B.punish

C.criticize

D.beat

5.Iwasn′tblaminganyone;Isaiderrorslikethiscouldbeavoided.

A.merely

B.mostly

C.rarely

D.nearly

6.Hobbswasanorphan.Heworkedinafactoryeverydayandhegotalittlemoney.Hardworkchangedhimthinandweak.Hewantedtoborrowalotofmoneytolearnpaintingpictures,buthedidnotthinkhecouldpayoffthedebts.

Onedaythelawyersaidtohim,"Onethousanddollars,andhereisthemoney."AsHobbstookthepackageofnotes,hewasverydumbfounded.Hedidn'tknowwherethemoneycamefromandhowtospendit.Hesaidtohimself,"Icouldgotofindahotelandlivelikearichmanforafewdays;orIgiveupmyworkinthefactoryanddowhatI'dliketodo:paintingpictures.Icoulddothatforafewweeks,butwhatwouldIdoafterthat?Ishouldhavelostmyplaceofthefactoryandhavenomoneytoliveon.Ifitwerealittlelessmoney,Iwouldbuyanewcoat,oraradio,orgiveadinnertomyfriends.Ifitweremore,Icouldgiveuptheworkandpayforpaintingpictures.Butit'stoomuchforoneandtoolittlefortheother."

"Hereisthereadingofyouruncle'swill",saidthelawyer,"tellingwhatistobedonewiththismoneyafterhisdeath.Imustaskyoutorememberonepoint.Yourunclehassaidyoumustbringmeapapershowingexactlywhatyoudidwithhismoney,assoonasyouhavespentit."Yes,Isee.I'lldothat."saidtheyoungman.

WhydidHobbswanttoborrowmoney?（）

A.Studyabroad

B.Workabroad

C.Payforthedebts

D.Learntopaintpictures

7.

A.见图A

B.见图B

C.见图C

D.见图D

8.Whendidyoulastseeapolarbear?Onatriptoazoo,perhaps?IfyouhadattendedawinteractivityinNewYorkafewyearsago,youwouldhaveseenawholepolarbearclub.These"PolarBears"arepeoplewhomeetfrequentlyinwintertoswiminfreezingcoldwater.Thatday,theairtemperaturewas3℃,andthewatertemperaturewasabithigher.ThemembersofthePolarBearClubatConeyIsland,NewYorkareusuallyabouttheageof60.Membersmustsatisfytworequire-ments.First,theymustgetalongwellwitheveryoneelseinthegroup.Thisisveryimportantbecausetherearesomanydifferentkindsofpeopleintheclub.PolarBearsmustalsoagreetoswimoutdoorsatleasttwiceamonthfromNovemberthroughFebruary.

Doctorsdonotagreeaboutthemedicaleffectsofcold-waterswimming.Someareworriedaboutthedangersofaconditioninwhichthebody′stemperaturedropssolowthatfinallytheheartstops.

Otherdoctors,however,pointoutthatthereismoredangerofaheartattackduringsummerswimmingbecausethedifferencebetweentheairtemperatureandwatertemperatureismuchgreaterinsummerthaninwinter.

ThePolarBearsthemselvesaresatisfiedwiththebenefits(oradvantages)ofcold-waterswim-ming.Theysaythattheirfavoriteformofexerciseisverygoodforthecirculatorysystem(循环系统)becauseitforcesthebloodtomovefasttokeepthebodywarm.Cold-waterswimmersusuallyturnbrightredafterafewminutesinthewater.Apersonwhoturnsblueprobablyhasaverypoorcircula-torysystemandshouldnottrycold-waterswimming.

Themainbenefits(oradvantages)ofcold-waterswimmingareprobablymental.ThePolarBearslovetoswimyear-round;theyfinditfunandrelaxing.Asone70-year-oldwomansays,"WhenIgointothewater,Ipourmytroublesintotheoceanandletthemfloataway."

Thepassageismainlyabout.

A.agroupofcold-water-swimminglovers

B.thePolarBears'lifeinNewYork

C.doctors'ideasaboutcold-waterswimming

D.therequirementsofthePolarBearClub

9.Nowadayspeoplesometimesseparatetheirwastetomakeiteasierforit_______．

A.reusing

B.reused

C.reuses

D.tobereused

10.阅读下列短文，掌握其大意。然后，从每小题的四个选项中选出可填入相应空白处的最佳选项。

Mr.Joneswokeupearlyonemorning,beforethesunhadrisen.Itwasabeautifulmorning,21hewenttothewindowandlookedout.Hewas22toseeaneatly-dressedandmid-agedprofessor,who23intheuniversityjustuptheroadfromMr.Jones'house,comingthedirectionofthetown.Hehadgreyhair,thickglasses,andwas24anumbrella,amorningnewspaperandabag.Mr.Jonesthoughtthathemusthave25bythenighttrain26takingataxi.

Mr.Joneshadabigtreeinhisgarden,andthechildrenhadtiedalongropetooneofthebranches,sothattheycouldswingonit.

Mr.Jonessawtheprofessor27whenhesawtheropeandlookedcarefullyupanddowntheroad．Whenhesawthattherewas28insight,hesteppedintothegarden(therewasnofence),puthisumbrella,newspaper,bagandhatnearlyonthegrassand29therope.Hepulledit30toseewhetheritwasstrongenoughtotakehisweight,thenranasfastashecouldandswungintothe31ontheendoftherope,hisgreyhairblowingallaroundhisface.32heswung,sometimestakingafewmore33stepsonthegrasswhentheropebegantoswingtooslowlyforhim.

34theprofessorstopped,straightenedhistie,combedhishaircarefully,putonhishat,35hisumbrella,newspaper,bag,andcontinuedonhiswaytotheuniversity,lookingasquietandcorrectandrespectableasonewouldexpectaprofessortobe.

（）

A.held

B.grasped

C.brought

D.got

11.—She‘sbrokenherarmagain．

—AgainI______she_______everbrokenitbefore．

A.don‘tknow；has

B.didn’tknow；had

C.didn‘tknow；has

D.hadn’tknow；would

12.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.nothing

B.nobody

C.noroom

D.nohouse

13.ResearchershavefoundthatREM（rapideyemovement）sleepisimportanttohumanbeings.Thistypeofsleepgenerallyoccursfourorfivetimesduringonenightofsleeplastingfiveminutestofortyminutesforeachoccurrence.Thedeeperaperson'ssleepbecomes,thelongertheperiodsofrapideyemovement.

TherearephysicalchargesinthebodytoshowthatapersonhaschangedfromNREM（non-rapideyemovement）toREMsleep.Breathingbecomesfaster,theheartrateincreases,and,asthenameimplies,theeyesbegintomovequickly.

AccompanyingthesephysicalchangesinthebodyisaveryimportantcharacteristicofREMsleep.ItisduringREMsleepthatapersondreams.

Theword“deeper”inparagraphoneisclosestinmeaningtowhichofthefollowing?（）

A.heavier

B.louder

C.stronger

D.happier

14.Beforewritingyourarticle，______，collectyourmaterial，andprepareanoutline．

A.atopicshouldbeselected

B.atopictobeselected

C.yourtopicshouldbeselected

D.selectatopic

15.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.

TheUSDAisworkingonanewprogram－FreshStart.Itwillgiveschoolsmorefreshfruitsandvegetables.FreshStartwillalsohelpschoolschangetheirlunchestomakethemhealthier.Tofindthebestwaytochangelunches,theUSDAheldmeetingswithparents,schoolleaders,doctors,andcooks.

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

WhatwasMikeSanders?（）

A.Aschoolheadmaster

B.Anofficesecretary

C.ThedirectorofFreshStart

D.TheheadoftheUSDA

16.通读下面的矩文，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。

SometimesIfeelthatbeingthemotherofthreesmallchildrenislikeoperatingalargecircus（马戏团）.21afternoonlastweek,mythreesonsplayingpeacefullyinthebackyard（院子）,22theballfromonetoanother.Ijumpedatthechancetotalktooneofmyfriends23thephone,butbeforeI24tothephone,lcouldtelltheboyshadbeguntoquarrelwitheachotheraboutsomething.Irushedoutto25peace,butbeforeIgotthereCharleshad26arockatMark,andhithimintheeye.BythetimeIgottothebackyard,theyhadbegunto_27aboutthis.EvenDavid,theoldestboy,whowon'tusuallyfightwithanybodyabout28,wasinvolved（卷入）.First,l_29themstopfighting,andthenIexaminedMark'seye.Idecidedthatitwasn'tgoingtodevelopintoablackeye,butIfeltthattheyshould30atleastalittlefor31theyhaddone."I'mgoingto32toyourfatheraboutthiswhenhecomeshometonight,"Isaid."HeandIwillthinkofhowtopunishyou."Thingswere33quietafterthatforabouthalfanhour,andthenCharles34aglassinthekitchen,andatalmostthesame35,Markfelloutoftheappletree.

____.

A.fight

B.that

C.things

D.what

17.Inancienttimeswealthwasmeasuredandexchangedinthingsthatcouldbetouched：food,tools,andpreciousmetalsandstones.Thenthebartersystemwasreplacedbycoins,whichstillhadrealvaluesincetheywerepiecesofraremetal.Coinswerefollowedbyfiatmoney,papernotesthathavevalueonlybecauseeveryoneagreestoacceptthem.

Todayelectronicmonetarysystemsaregraduallybeingintroducedthatwilltransformmoneyintoevenlesstangibleforms,reducingittoaseriesof“bitsandbytes”,orunitsofcomputerizedinformation,goingbetweenmachinesatthespeedoflight.Already,electronicfundtransferallowsmoneytobeinstantlysentandreceivedbydifferentbanks,companies,andcountriesthroughcomputersandtelecommunicationsdevices.

WhichofthefollowingstatementsaboutcomputerizedmonetarysystemsisNOTsupportedbythepassage?（）

A.Theypromoteinternationaltrade

B.Theyarestilllimitedtosmalltransactions

C.Theyallowveryrapidmoneytransfers

D.Theyaredependentongoodtelecommunicationssystems

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

Livingone'slifeisreallylikedrivingonahighway.First,todrivewell,thedrivermustcarefullyexaminethe21ofhiscar,justashecaresforhisownhealth.Once,hegoesonthehighway,hemust22certainrulesforhisownsafety.Justashemustobeycertainrulesofsocietyinordertobeadecent（体面的）humanbeing.Forexample,onthehighway,heis23tokeepaconstantspeedwhichcanbecomparedwithhis24life.Neitherdrivingnorlivingmustbetakenattoo25aspeednorattooslowaspeed.Ifhedrivesover26,thepolicewillgivehimaticket,justashewillbearrestedwhenhebreaksthelaw.Actingtooconservatively（保守地）,hewillbecalledold-fashioned27othersastheydriveattheproperspeed.Whenhewantstochangelanes,hemustpay28towhatheisdoingandcheckineverydirection.Itissometimesdangeroustochangeourwayoflife29onecanbesureofsuccess.He30notmakeanyunnecessarychangingoflaneswhichmaybedangerous.Finally,hemustdiscoverwhereheisnowbyrecognizingsome31appearingnowandthen.Ifhetakesthewrongway,hemustreturntotheright,as32ashecan.Buthemaythuslose33andenergybothontheroadandinlife.Onthewhole,drivingonahighwayandlivingone'slifearebothhardwork,34ifheiscarefulandseriousenough,35willprovidehimmuchpleasure.

____.

A.speed

B.distance

C.rule

D.consciousness

19.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."

In1830thedaycamewhenAbewouldleavehometoworkinNewSalem.ForthelasttimeshehadtakenAbe′spartagainsthisfather.ForthelasttimeshehadkeptthecabinquietsothatAbecouldread.Morethantwentyyearslater,whenAbe,whohadthenbecomefamous,wasgoingtomakeaspeechinanearbytown,Sarahwenttherejusttowatchhim.Inthecrowdshetriedtomakeherselfsmall,buthesawher,andinfrontofeverybody,gotoutofhiscarriageandwentoverandputhisarmsaroundherandkissedher.Yes,thatwasherAbe.

"Helovedmetruly,"shesaidlater.

IfSarahhadn′tcometothecabin,

A.Abe'sfatherwouldn'thavetoldhimnottogotoschool

B.Abewouldn'thavehelpedhisfatheronthefarm

C.Abewouldn'thavehadsomuchtimetoread

D.Abe'sfatherwouldn'thavetoldhimtostopreading

20.Notmanyyearsago,awealthyandratherstrangeoldmannamedJohnsonlivedaloneinavillageinthesouthofEngland.Hehadmadealotofmoneyintradingwithforeigncountries.Whenhewasseventy-five,hegave￡1200tothevillageschooltobuylandandequipmentforachildren'splayground.

Asaresultofhiskindness,manypeoplecametovisithim.Amongthemwasanewspaperman.Duringtheirtalk,Johnsonremarkedthathewasseventy-fiveandexpectedtolivetobeahundred.Thenewspapermanaskedhimhowhemanagedtobehealthyatseventy-five.Johnsonhadasenseofhumour（幽默）.Helikedwhisky（威士忌酒）anddranksomeeachday."Ihaveaninjection（注射）inmyneckeachevening,"hetoldthenewspaperman,thinkingofhiseveningglassofwhisky.

ThenewspapermandidnotunderstandwhatJohnsonmeant.InhisnewspaperhereportedthatJohnsonwasseventy-fiveandhadadailyinjectioninhisneck.WithinaweekJohnsonreceivedthousandsoflettersfromalloverBritain,askinghimforthesecretofhisdailyinjection.

ManypeoplewrotetoJohnsontofindout____.

A.whatkindofwhiskyhehad

B.howtolivelonger

C.howtobecomewealthy

D.inwhichpartofthenecktohaveaninjection

21.根据下面资料，回答36-39题

Catsarecreaturesofhabit．Theyliketogotosleepaboutthesametimeeverydayandforacertainlengthoftime．Theyseemtohaveanaturalclockinsidethemthattellsthemwhentosleep．

Catsincreasetheirregularsleepwithoccasionalcatnaps(打盹)．Someexpertsfeelthathumanscouldalsobenefitfromthishabit．Catnapshelptobuildupenergyinthebody．Theyarealsoagoodwaytogetridoftrouble!Sincecatshavethesamemoods(情绪)ashumans,someexpertsbelievethatpeoplecanimprovetheirmoods．Peoplemightbecomehappier．

Anumberoffamouspeoplehavecopiedcatsbytakingcatnapsduringtheday．Thenapswouldusuallylastfrom15to30minutes．

WinstonChurchilltookcatnaps．SodidPresidentsHarryTruman,JohnF．KennedyandLyndonB．Johnson．Thesefamousmenwereknownfortheirenergy．Theywerealsoabletoworklonghours,oftenintothenight．Nappingwastheirsecret．

Perhapsmorepeoplelearnfromcatsandtakenapstofeelbetterandlivelonger!

Thisselectionwasprobablywrittento_______．

A.showhowlazycatsare

B.talkaboutthehabitsofcats

C.tellaboutfamouspeopleandtheirhabits

D.persuadepeopletotakenaps

22.Doyouwanttochangethislampfor____ordoyouwantyourmoneyback?（）

A.otherone

B.other

C.theothers

D.another

23.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．

"Backgroundmusic"inthepassagemeans_______．

A.musicplayedintheconcert

B.akindofnoisecomingintoyourears

C.musicwhichhelpspeopletoconcentrate

D.musicplayedwhilepeopleareworking

24.通读下面的短文，掌握其大意。然后，从每小题的四个选项中选出最佳选项。

Enoughsleepisimportanttohealth.Theamountofsleepneeded21ontheageofthepersonandtheconditionsinwhichsleep22.Theyoungmayneedmoresleepthantheold,but23eighthoursareenoughforthehealthofgrown-ups.Somecandowithlessthanthisamount,but24mayneedmore.Everypersonknowshisownneed.Itisthenamatterofhowto25it.Sleepshouldbealwaysenoughtomakeonebringbackhisstrongandgetreadyfor26work.

Freshairis27tosoundsleep.Soitisnot28reasonforsomepeopletothinkthatitispracticabletosleepintheopenair.29apersoncankeephimselfwarm,out-of-doorsleepingprobablygivesthepleterelaxation.

Abilitytosleepislargelyahabit.Out-of-door31,agoodhabitofregulardrinkingandtheavoidanceoflateeatingand32areallhelpfultosoundsleep.Suchfactorsarelargelywithinthe33ofanyperson.Abathat34,neitherhotnorcoolbutofbodytemperature,maybehelpfultosleep.Sleepproducingdrug（帮助睡眠的药物）shouldneverbetakenexceptwhensuggestedby35.

____.

A.astrong

B.amost

C.abad

D.anexciting

25.TheAmericansbelievethatanybodycanbecomePresidentoftheUnitedStates.InarecentHollywoodcomedy（喜剧）,thatisexactlywhathappens.

DaveKovic,playedbyKevinKline,isakind-heartedmanwhorunsabusinessthatfindspeoplejobs.Heleadsatypical（典型的）Americanwayoflife,exceptforonething－helooksexactlylikethePresident,BillMitchell.Infact,theonlythingthatmakeshimdifferentfromthenation'sleaderisthatheisverynice!

Thepresidenthasstartedusinglook-alikesduringsomepublicappearances.Daveisofferedachanceto"servehiscountry"bybecoming.However,thingsgowrong.ThePresidentbecomesveryillandDaveendsupactingasthePresidentforever.

DirectorIvanReitman,whomadethepopularandsuccessfulcomedieslikeTwins,GhostbustersandLegalEagles,couldhavegoneforeasylaughsbymakingfunoftheAmericangovernment.Instead,Daveisanattractivecomedyaboutanordinarymaninextraordinarysituations.KevinKlinegivesadoubleperformanceasDaveandthePresident,andSigourneyWeaverisatherbestashisFirstLady.ThelovestorythatdevelopsbetweenherroleandDaveis

arealclassic（经典）.

Thefilmis100％American.However,ifyou'veeverfeltthatanybodycoulddoabetterjobrunningthecountrythanthepeopleinpower,thenyou'llenjoyDave!

Whichofthefollowingisbestsupportedbythetext?（）

A.Theauthorthinkshighlyofthefilm

B.TheauthorisafanofHollywoodcomedies

C.TheauthorwishestobecometheAmericanPresident

D.TheauthormakesfunofthePresident

四.英语多项选择题(共5题)1.E-mailorelectronicmail,isconsideredasthemoderncommunicationinthenewage.Itiscarriedoutincomputersallovertheworldbymillionsofusers.Inthisinvisibleworld