2016-2023年山东科技职业学院高职单招（英语／数学／语文）笔试历年考点试题甄选合集含答案解析

2016-2023年山东科技职业学院高职单招（英语／数学／语文）笔试历年考点试题甄选合集含答案解析（图片大小可任意调节）第1卷一.数学单项选择题(共15题)1.过点P(2，3)且在两条坐标轴上截距相等的直线方程是()

A.见图A

B.见图B

C.见图C

D.见图D

2.已知集合则m的值为（）

A.-1或4

B.-1或6

C.-1

D.4

3.在正方体ABCD－A1B1C1D1中，E，F分别为AD1D1D的中点，则直线EF与BD1所成角的正弦值是（）

A.见图A

B.见图B

C.见图C

D.见图D

4.“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

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.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

7.两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

8.甬狮y=x2-2x-3的图像与直线y=x+1交于A，B两点，则｜AB｜=（）

A.见图A

B.见图B

C.见图C

D.见图D

9.对满足a>b的任意两个非零实数，下列不等式成立的是（）

A.见图A

B.见图B

C.见图C

D.见图D

10.曲线y=x3-4x+2在点(1，-l)处的切线方程为()

A.x-y-2=0

B.x-y=0

C.x+y=0

D.27+y-2=0

11.已知集合（）

A.a=2，b=1

B.a=1，b=1

C.a=1，b=2

D.a=1，b=5

12.已知点则点P的坐标为()

A.(2，7/2)

B.(0，4)

C.(8，2)

D.(2，1)

13.若函数上递增，则a、b满足条件是（）

A.0

B.a>1，b≤0

C.a>1，b>0

D.0

14.已知向量a=(3，4)，向量b=(0，-2)，则cos(a，b)的值为()

A.见图A

B.见图B

C.见图C

D.见图D

15.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

二.数学问答题(共3题)1.已知等差数列{an}的公差d≠0，a1=1/2，且a1，a2，a5成等比数列

（I）求{an}的通项公式；

（II）若{an}的前n项和Sn=50，求n

2.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.

3.椭圆的中心在原点，一个顶点和一个焦点分别是直线x+3y-6=0与两坐标轴的交点，则此椭圆的标准方程为．

三.英语单项选择题(共25题)1.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.accept

B.creat

C.follow

D.stick

2.EveryChinese-languagetextbookstartsoutwiththestandardphrases(短语)forgreetingpeo-ple;butasanAmerican,Ialwaysfoundmyselfunabletospeakfreelywhenitcametoseeingguestsoffatthedoor.Justagood-byewouldnotdo,yetthatwasallIhadeverlearnedfromtheterriblebooks.SoIwouldsmileandnod,bowing(鞠躬)likeaJapaneseandsearchingmadlyforwordsthatwouldsmoothoverthevisitor′sleavingandmakethemfeeltheywouldbewelcometocomeagain.Inmyunease,IoftenhidbehindtheskirtsofmyChinesehusband′skindness.

Thenfinally,listeningtoothers,Ibegantopickupthephrasesthateasedrelationshipsandsentpeopleoffnotonlysuccessfullybutalsoskillfully.

PartingsfortheChineseincludealotofnecessaryhabitualpractice.AlthoughI′mnotexpectedtoobserveorevenknowalltherules,asaforeigner,I′vehadtolearntheexpressionsofpolitenessandprotest(抗议,反对)ataleaving-taking.

TheChinesefeeltheymustseeaguestofftothefarthestpossiblepoint-downtheflightofstairstothestreetbeloworperhapsallthewaytothenearestbusstop.I′vesometimeswaitedhalfanhourormoreformyhusbandtoreturnfromseeingaguestoff,sincehe′sgonetothebusstopandwaitedforthenextbustoarrive.

That′sverywell,butwhenI′mtheguestbeingseenoff,myprotestsarealwaysuseless.Myhostessorhost,orboth,insistsonseeingmedownthestairsandwellonmyway,withmyrepeatingthe"Don′tbother(givethetrouble)toseemeoff"ateverylanding.IfItrytogofasttodiscouragethemfromfollowing,theyaresimplyouttothediscomfortofhavingtorunafterme.Bettertoaccepttheinevitable(不可避免的).

Besides,that′sgoingagainstChinesecustom,becausehaste(doingthingsquickly)istobeavoided.Whatdoyousaywhenyoupartfromsomeone?"Goslowly."NotfarewellorGodspeed(祝福),but"Goslowly".TotheChineseitmeans"Takecare"or"Watchyourstep",orsomesuchcau-tion,buttranslatedliterally(照字面地)itmeans"Goslowly".

TheChineseuse"Goslowly"intheirpartingssoasto

A.slowdowntheguests

B.askthegueststotakecare

C.wishtheguestsahappyjourney

D.warntheguestsofdangerontheirwayhome

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

TheBigIssuemagazinewas25in1991byJonBirdandGordonRoddickafterthey26thatthereweremanyhomelesspeoplewhowere27onthestreetsofLondon.Onaprevious(之前的)28toNewYork,oneofthemhadseenhomelesspeoplesellinganews-paperknownasStreetNews29theydecidedtosetupsomething30intheBritishcapital.

Nowadays,TheBigIssuehas31allovertheUKandthereareevendifferentversions(版本)ofthemagazineindifferentpartsofthe32Thesellersbuyeachmagazinefromtheorganizationforseventypenceandthensellittoa33oronepoundfifty.ByworkingwithTheBigIssue,manypeoplehavebeen34toescapefromhomelessness,and35manyofthemhavemovedontonewjobsandnewlives.

第（29）题选

A.but

B.or

C.and

D.for

4.Lastfallwasafirst-of-its-kindseason.Ididnotarrange（安排）anyafter-schoolclassesformychildren.Noswimming.Nomusiclessons.Noplaydates.Nothing.

Oncetheyfinishedtheirhomework,theywerefreetodowhattheypleased,butonlyonehourofTV.Inthebeginning,mysons,Ben,11,andNick,9,wereanxiousaboutthissudden,unplannedfreedom.Ihadtopushthemoutofthedoorwithaball,abike,andsoon.“Play!”Iordered.

Ilearnedthatthisnewplantakestime,patienceandalotoffaithinthetheorythathavingexcellentgradesisn'treallyimportant.

Whenmyolderkids,nowincollegeandhighschool,wereyoung,Ibroughtintherulesofmodernparenting.Theyareunspoken,butfollowedcarefully.First,youmustletyourchildhaveavarietyofactivities.Afterall,youneverknowwhereyou'llfindagenius（天才）.Second,ifthechildshowstheslightesttalent（才能）,theactivitymustbepushedwithlessons,specialcoaching（辅导）andpracticeofseveraldaysaweek.Everyminuteshouldbetakenandeveryminutehasapurpose.Thatwasreallytoomuchformychildren.

Nowwiththenewplan,wetoldstories.Welistenedtomusic.Andthekidsplayedwithbikes,balls,andwhateverwashandy.Nobodykeptscore.Infact,theboysplayedoutsidesomuchthatthelawnwasworndowntothesoilinplaces.They'vemadefriendswiththosewhocomefromallovertheneighbourhoodtoplaygames.

Welikethosepeacefulevenings.BenandNickhaveagoodtimethisfall.Maybethat'sbecausethetimeoffhasallowedustoenjoyeachother'scompany.

Whatwasnewforthefamilylastfall?（）

A.Thechildrenbegantolearnmusicwhenschoolwasover

B.Thewriterarrangednoextralessonsforthechildren

C.Thewriterfoundnotimetoplaywiththesons

D.Thechildrenhadnothingtodoafterschool

5.请选出下面划线部分读音不同的选项

A.di[e]t

B.si[e]ge

C.bri[e]f

D.wi[e]ld

6.Notmanyyearsago,awealthyandratherstrangeoldmannamedJohnsonlivedaloneinavillageinthesouthofEngland.HehadmadealotofmoneyintradingwithforeigncountriesWhenhewasseventy-five,hegave1200tothevillageschooltobuylandandequipmentforachildren’splayground

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

ThenewspapermandidnotunderstandwhatJohnsonmeant.InhisnewspaperhereportthatJohnsonwasseventy-fiveandhadadailyinjectioninhisneck.WithinaweekJohnsonreceivedthousandsoflettersfromalloverBritain,askinghimforthesecretofhisdailyinjection

WhatdidmanypeoplewritetoJohnsonfor?.（）

A.Tofindoutwhatkindofwhiskyhehad

B.Tofindouthowtolivelonger

C.Tofindouthowtobecomewealthy

D.Tofindoutinwhichpartofthenecktohaveaninjection

7.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（26）题答案

A.thrown

B.hit

C.beaten

D.stricken

8.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

9.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（28）题答案

A.nothing

B.something

C.anything

D.anything

10.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24题答案是

A.howlong

B.howfar

C.howsoon

D.howoften

11.He_______smokingatlast.

A.gaveup

B.gaveout

C.gavein

D.gaveoff

12.Somevillagersweregoingtocelebrateanimportantwinefestival（酒宴）inafewdays′time,so?theyborrowedahugebarrelfromthenearesttown,putitinthevillagesquare,anddecidedthateach?ofthemshouldemptyabottleofthebestwinehehadintoit,sothatthereshouldbeplentyatthe?feast（宴会）.

Oneofthevillagersthoughthewouldbeveryclever."IfIpourabottleofwaterin,insteadof?wine,noonewillnoticeit,"hesaidtohimself,"becausetherewillbesomuchexcellentwineinthe?barrelthat?thewaterwillbelostinit."

Thenightofthefeastarrived.Everybodygatheredinthevillagesquarewiththeirbowlsand?theirglassesforthewine.Thetap（塞子）onthebarrelwasopened,butwhatcameoutwaspure?water.Everyoneinthevillagehadhadthesameidea.

Oneofthevillagerspouredabottleofwaterintothebarrelbecause__________.

A.thewineinthebarrelwastoothick

B.theothersputwaterintoittoo

C.hewasclevererthantheothers

D.hetriedtocheattheothers

13.ItwasonOctober,1949____thePeople'sRepublicofChinawasfounded．（）

A.that

B.which

C.till

D.when

14.Nomatterhowlowyouconsideryourself,thereisalwayssomeone__________youwishingtheywerethathigh.

A.gettingridof

B.gettingalongwith

C.lookingupto

D.lookingdownupon

15.Wegottothecinemalate____theheavytraffic.

A.becauseof

B.insteadof

C.accordingto

D.exceptfor

16.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!

Whatdoestheunderlinedword"one"inthe3rdparagraphmean?（）

A.ThePresident

B.Thedirector

C.Anactor

D.Alook-alike

17.

A.见图A

B.见图B

C.见图C

D.见图D

18.KarenMaclnneshadspentninemonthsinthehospital.Asshegrewweaker,the16-year-oldgirlaskedherparents,"AmIgoingtodie?"

HermothertoldKarenthetruth.Afterlearningthebadnews,allKarenwantedwastogohome.Herparentsdecidedtosatisfyherwish－nomatterthatmedicalfund（基金）,whichhadhelpedpayforKaren'shospitalization,wouldnotcoveranyofthefulltimemedicalcareshewouldneedathome.Whenshewascarriedthroughherfrontdoor,Karensmiledforthefirsttimeinmonths.

AfriendoftheMaclnnesfamily,SheilaPetersen,knewofthisandofferedtohelp.Shevolunteered（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）."

SheilahelpedKaren'sparentsby____.

A.givingthemmoney

B.raisingmoneyfromothers

C.findingnursesforthem

D.payingforKaren'shospitalization

19.

A.如上图

B.如上图所示

C.如图

D.如上图示

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

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

Whichofthefollowingwouldbethemostappropriatetitleforthepassage

A.InternationalBankingPolicies

B.TheHistoryofMonetaryExchange

C.TheDevelopmentofPaperCurrencies

D.CurrentProblemsintheEconomy

21.Theglass__________amomentagobyCathy.

A.hadbeenbroken

B.wasbroken

C.hasbeenbroken

D.broke

22.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."

ThePolarBearsliketoswimalltheyearround,for.

A.theycanremainyoung

B.itisaneasywaytokeepthebodywarminwinter

C.theyfinditenjoyableandinteresting

D.theymightmeetfewertroublesinlife

23.Familymembersworkedhard____surethattheyhadenoughfood.（）

A.making

B.tomake

C.made

D.make

24.Theseaisverybi9．Lookatamapoftheworld．Thereislesslandthansea．Theseacoversthreequartersoftheworld．

Theseaisverydeepinsomeplaces．Thereisonespot，nearJapan，wheretheseaisnearly11kilonetresdeep．Thehighestmountainintheworldisabout9kilometreshigh．IfthatmountainwereDutintotheseaatthatplace，therewouldbe2kilometresofwateraboveit．

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

Inmostpartsofthesea,thereareplentyoffishesandplants.Somelivenearthetopofthesea.

Otherslivedeepdown.Therearealsomillionsoftinylivingthingsthatfloatinthesea.Thesefloatingthingsareverysmall.Itishardtoseethem.Manyfishlivebyeatingthem.

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

Anotherthinghappens.Whenthedivergoesdeeper,thewaterabovepressesdownonhim.Itsqueezeshim.Thenthediverhastowearclothesmadeofmetal.

Thedeeperdiversgoesdowninthesea,.

A.thewarmertheseabecomes

B.thecoldertheyfindtheseais

C.thelessthewaterabovepressesdown

D.theheaviertheirclothesmustbe

25.

A.见图A

B.见图B

C.见图C

D.见图D

四.英语多项选择题(共5题)1.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.surprised

B.happy

C.anxious

D.interested

2.E-mailorelectronicmail,isconsideredasthemoderncommunicationinthenewage.Itiscarriedoutincomputersallovertheworldbymillionsofusers.Inthisinvisibleworldasmanypeo-plecallit,theuserscansendandreceiveletterstoandfromeverycorueroftheearth.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.

WhichofthefollowingexpressionisnotforE-mail?

A.Communicationinnewage

B.Invisibleworld

C.Alivetalk

D.Computerizedexchange

3.Hewasaskedtospeaklouder______alltheotherstudentsintheclassroomcouldhearhim.

A.as

B.soasto

C.sothat

D.soas

4.Ahouseisthemostexpensivethingmostpeoplewilleverbuy.Veryfewpeoplehaveenoughmoneyofth