2022-2023年湖南省衡陽市公共英語五級(jí)(筆試)重點(diǎn)匯總（含答案）

2022-2023年湖南省衡陽市公共英語五級(jí)(筆試)重點(diǎn)匯總（含答案）學(xué)校:________班級(jí):________姓名:________考號(hào):________

一、1.ListeningComprehension(15題)1.InwhichyeardidColumbustakechilipeppertoSpain?

2.Intermsofacademic1evels，inwhichleveldowefindthesmallestnumber?

3.Howmanypsychologistsarementionedinthetalk?

4.Whatdothestudyofscienceandthestudyofartrequire?

5.WhatdoesDr.Huberthinkaccomplishthesameobjective?

6.Whatisthecharacteristicofspecialtygoods?

A.Theyaregoodsthatcanbeboughtataspecialprice．

B.Theyarespecialkindsofproducts．

C.Theyarecharacterizedintheirbrands．

D.Theyneedspecialeffortstoget．

7.Strokesmaysometimesdestroyallofthemirrorimage.

A.TrueB.Fasle

8.Whyarestudentsenthusiasticforpositionsinstudentorganizations?

A.Becausetheyhatetheconstantpressureandstrainoftheirstudy.

B.Becausetheywillthenbeabletostaylongerintheuniversity.

C.Becausesuchpositionshelpthemhuntbetterjobs.

D.Becausesuchpositionsareusuallywellpaid.

9.PartB

Directions:Youwillhear3conversationsortalksandyoumustanswerthequestionsbychoosingA,B,CorD.YouwillheartherecordingONLYONCE.

聽力原文：Asyouallknow,logstructuresaregainingpopularity.Theyarenolongerjustthesimplecountryhomeswhichwethinkofasthetraditionallogcabin.Someupscalehomesnowincorporatenaturalroundlogsinsealingbeamsandwalls.Peopleseemtothinkthattheroundedlogsgivetheirhomesacozywarmatmosphere.Andevenpeoplewhowanttobuildatraditionallogcabinontheirowncanbuyakitwithprecutlogsthatfittogetherlikepiecesofjigsawpuzzle.Beforeshowingyousomeslidesofmodernloghouses,I'dliketointroducealittlehistoricalbackgroundonthesubject.

Logcabinswerefirstbuiltinthelate1600salongtheDelawareRiverValley.TheEuropeanimmigrantswhosettledtherebroughtcenturiesofoldtraditionsofworkingwithlogs.Andinthisheavilywoodedarealogswerethematerialinhand.Logcabinswerethemostpopularintheearly1800swiththesettlerswhoweremovingwest.Theyprovidedtheanswertothepioneer'sneedforasafeandsturdyhomethatanordinaryfamilycouldbuildquickly.Theyhaddirtfloorsandslidingboardsforwindows.ButthelogbuildingsthathaveprobablyhadmostinfluenceonmodemarchitectsarethoseofthemountainretreatsofwealthyNewYorkers.Thesecountryhouseswhichwerepopularintheearly1900stypifywhat'sknownastheAdoroundyxstyle.Nowlet'slookatthoseslides.

Whatisthespeakermainlydiscussing?

A.TraditionalEuropeanarchitecture.

B.Techniquesforbuildinglogcabins.

C.Thehistoryoflogstructures.

D.Howtobuildahomeyourself.

10.Chainsdon'tproducetheirowncoursebookmaterial.

A.TrueB.Fasle

11.PartA

Directions:Youwillhearatalk.Asyoulisten,answerQuestions1-10bycirclingTRUEorFALSE.YouwillhearthetalkONLYONCE.Younowhave1minutetoreadQuestions1-10.

聽力原文：Goodmorning!

Um…AsManagingDirectorofourcompanyI'vebeenaskedtosayafewwordstoyoutodayaboutthewaythecompanyisorganized．SowhatI'vedoneistomakeasortoftable…youknow…toshowhowitisallarranged．It'sinyourbooks．Canyoufindit?

OK．Now，notallcompaniesareorganizedinthesameway，ofcourse．Theyallhavemoreorlessthesamebitsandpieces．buttheyputthemtogetherindifferentways．Infact，someManagingDirectorsarealwayschangingtheorganization，whichcanbeverydisturbingforeverybodyelseandsometimescausesawfulhold-ups．Sometimesit'snecessary，ofcourse．likewhenyoustartmakingsomethingdifferentorjoinupwithanothercompanyorsomething．Anyway，Ithinktheorganizationofmycompanyisfairlytypical，solet'stakealookathowwehaveorganizedit．

Atthetopofthescheme，aboveme，istheBoardofDirectors．Theirjobistoadministratethecompany，makegeneralpolicies，andsoon．Therearetwokindsofdirectors．a(chǎn)ctually．Onekindiswhatwecallnon-executivedirectors，whichmeansthattheyarenotfull-timeemployees．Theyarethesortofpeoplewhohavesomestandinginvariouspartsofthebusinessworldandareinapositiontohelpthecompanytosucceed．TheyonlyappearwhentherearemeetingsoftheBoard，andsomeofthemareontheboardsofothercompaniesatthesametime．Butthesecondlotofdirectors-theexecutivedirectors-arefull-timeemployeesofthecompany．Mostofthemaremanagersofourvariousdepartments．a(chǎn)ndyou'llbemeetingthemlater．

Theabsoluteheadofthecompany，ofcourse．istheChairmanoftheBoard．HeisappointedbytheBoard，andhisjobistotakethechairatmeetingsoftheshareholdersandtheBoardofDirectors，andtorepresentthecompany'sinterestsatoutsidefunctions．Hedoesnottakemuchpartintherunningofthebusiness．Heleavesmetogetonwiththejob．Mindyou，notallchairmenarelikethat．Ourlastonewasarealpain．a(chǎn)lwayswantedeverythingdonehisownwayandhekeptoninterfering…butanyway，that'swhatthetopslotintheschemeisfor．

Thenthere'sme，theManagingDirector，orMDforshort-aslongasyoudon'tthinkI'madoctorofmedicine，haha…Um…Now，myjobistocoordinatethepoliciesdecidedbythedirectorsandseethattheyarecarriedout．Idothisthroughthevariousmanagersofdepartments-departmentalmanagers．AtthemomentI'vegotsix．a(chǎn)ndthereareslotsforthemalongthelineunderneathmeinyourscheme．Idon'tthinktheyareinanyparticularorder，sowe'llstartfromtheleftandwalkacross．Actually．they'reallgoingtocomeandtellyouabouttheirjobs．SoI'lljustsayafewwords．And…

Right．Thefirstoneis…

Thespeechismainlyabouttheorganizationofthecompany．

A.RightB.Wrong

12."Totravelbybook"meanstotakeimaginaryjourneystotheplacesmentionedinthebook.

A.RightB.Wrong

13.ThosewhovisitLondonwillcertainlygoto______．

A.theTowerofLondon

B.Harrods

C.BuckinghamPalace

D.TheGreenwichvillage

14.聽力原文：M:Soyoureallybelievethatclothescarryakindofmessageforotherpeopleandthatwhatweputonisinsomewayareflectionofwhatwefeel?

W:Ohyes,verymuchso.Nowpeoplearebeginningtotakeseriouslytheideaofakindofpsychologyofclothing,tobelievethatthereisnotjustindividualtasteinourclothesbutalsoathinkingbehindwhatwewearwhichistryingtoexpresssomethingwemaynotevenbeawareofourselves.

M:Butsurelythishasalwaysbeenthecase.Wealldressupwhenwewanttoimpresssomeone,suchasforajobinterviewwithaprospectiveemployer;wethenmakeaneffortandputonsomethingsmart.

W:True,butthat'saconsciousact.WhatIamtalkingaboutismoreofasubconsciousthing.Takeforexamplethestudentwhoisawayfromhomeatcollegeoruniversity:ifhetendstowraphimselfupmorethantheothers,thisisbecauseheisprobablyfeelinghomesick.Similarly,ageneralfeelingofinsecuritycansometimestaketheform.ofoverdressinginwarmerclothesthannecessary.

M:Canyougiveanyotherexamples?

W:Yes.Ithinkpeoplewhoaresociableandoutgoingtendtodressinanextrovertedway,preferringbrighterormoredazzlingcolorsyellows,brightreds,andsoon.Inthesameway,whatmightbeseenasaparallelwiththeanimalkingdom,aggressiveclothesmightindicateanaggressivepersonalityorattitudetolife.Thinkaboutthethreatdisplaysusedbyanimalswhentheywanttowarnoffopponents.

M:Doyouthinkthecareorlackofitoverthewayweactuallywearourclotheshasanythingtotellus?

W:Yes,indeed.Thelength,forexample,ofaman'strousersspeaksvolumesaboutthisawarenessofhisownimage.Or,ifhistrousersaretooshortorhangingloosely,thisprobablymeanshe'sabsorbedbyotherthings.

Accordingtothewoman,whatgovernstheclotheswewear?

A.Adesiretoexpressoneselfandshowone'swealth.

B.Individualtasteandloveforbeauty.

C.Loveforbeautyandadesiretoimpressotherpeople.

D.Individualtasteandadesiretoexpressoneself.

15.聽力原文：M：Haveyousettledin?

W：Yes，Ifeelmyselfquiteathomenow．Ihaven'tgotusedtothefoodyetbutI'menjoyingthelifeoncampus．

M：Good．Nowwe'dbettermakesureyouenjoyyourstudies．Weofferaverywiderangeofoptionsonthefoundationcourse，asyouknow，butyoucanonlytakesixcourses．Doyouknowwhatyouwanttodoyet?

W：Yes，moreorless：butI'mnotsurewhethertodobiologicalsciencesorGerman．

M：Well，that'squiteadifference．Let'ssee…you'veselectedtodo：physicalsciences，basicelectronics，artanddesign，CAD…that'scomputeraideddesignandEnglish．

W：Yes，fivecourses．

M：That'squitearange．Don'tyouwanttodomathsorcomputerprogramming，forexample?

W：Well,I'minterestedinelectronicsincomputersespeciallyinwritingcomputergames．I'dliketoproduceeducationalsoftware，educationalgames，

eventually．I'vetaughtmyselfalotofprogrammingandIwasgoodatmaths．Idon'tthinkIneedeitherofthem．

M：Then．whydidyouchoosetodoananddesign?

W：Well．thatwillbegoodformygraphics．Ineedthattoproducegames…CAD．too．I'veneverdonecomputeraideddesignbefore．

M：No…right…they'vegotsomepowerfulpackagesinthecomputergraphicsandCADoffices…you'llenjoythat．So…thatleavesEnglish．It'smostlyEnglishliterature．IknowyourEnglishisallright．Butasafirstyearstudent．you'llhavetotaketheCambridgeProficiencyTest．

W：Allfight．

Whoistheman?

A.Studentadvisor.

B.Courseteacher.

C.Admissionsofficer.

D.Departmentsecretary.

二、2.UseofEnglish(10題)16.“Down-to-earth”meanssomeoneorsomethingthatishonest.realisticandeasytodealwith.Itisapleasuretofind【C1】______whoisdown-to-earth.Apersonwhoisdown-to-earthiseasytotalk【C2】______andacceptsotherpeopleasequals.Adown-to-earthpersonisjustthe【C3】______ofsomeonewhoactsimportantorproud.

Down-to-earthpersonsmaybe【C4】______membersofsociety,ofcourse.Buttheydonotlettheirimportance“【C5】______totheirheads”.Theydonotconsiderthemselvestobebetterpersonsthan【C6】______oflessimportance.Someonewhoisfilledwithhisownimportanceandpride,【C7】______withoutcause,issaidtohave“hisnoseintheair”.Thereis【C8】______wayapersonwithhisnoseintheairCanbedown-to-earth.

Americans【C9】______anotherexpressionthatmeansalmostthesameas“down-to-earth”.Theexpressionis“both-feet-on-me-ground”.Someone【C10】______both-feet-on-me-groundisapersonwithagoodunderstanding【C11】______reality.Hehaswhatiscalled“commonsense,”hemayhavedreams,【C12】______hedoesnotallowthemtoblockhisknowledgeof【C13】______isreal.

Theoppositekindof【C14】______isonewhohashis“head-in-the-clouds”.Amanwithhishead-in-the-cloudsisadreamer【C15】______mindisnotintherealworld.

【C16】______,suchadreamercanbebroughtbacktoearth.SharpwordsfromteacherCanusually【C17】______aday-dreamingstudentdown-to-earth.

Usually．thepersonwhoisdown-to-earthisvery【C18】______tohavebothfeetontheground.【C19】______wehavebothourfeetontheground,whenwearedown-to-earth,weacthonestlyandopenly【C20】______others.OurlivesarelikethegroundbelowUS,solidandstrong.

【C1】

17.

【C5】

18.

【C4】

19.(48)

20.(41)

21.

【C13】

22."Themoregadgetsthereare,the【31】______thingsseemtoget."saidHonoreErvin,co-authorofTheEtiquetteGirls:ThingsYouNeedtoBeTold-"Justbecauseit'sthere【32】______yourdisposal,doesn'tmeanyouhavetouseit24/7."

Arecent【33】______bymarketresearchcompanySynovateshowedthat70percentof1,000respondents【34】______thepoorestetiquetteincellphoneusersoverotherdevices.Theworsthabit?Loudphoneconversationsinpublicplaces,or"cellyell,"【35】______to72percentoftheAmericanspolled.

"Peopleuse【36】______anywhereandeverywhere,"Ervinsaid."Atthemovies-turn【37】______yourcellphone.Idon'twanttopay$10tobesittingnexttosomeguychitchattingtohisgirlfriend【38】______hiscellphone."Thisrudenesshasdeterioratedpublicspaces,accordingtoLewFriedland,acommunicationprofessor【39】______theUniversityofWisconsin-Madison.He【40】______thelackofmannersakindofunconsciousrudeness,【41】______manypeoplearenot【42】______ofwhatthey'redoingortheothersaroundthem.

"Ithinkit'sreallynoticeableinanyplane,trainorbus【43】______you'resubjectedagainstyourwill【44】______someoneelse'sconversation,"hesaid."Youcanlistentointimatedetailsoftheiruncle'sillness,problemswiththeirloversand【45】______they'rehavingforsinner.""It【46】______whatwasapubliccommonspaceandstartsto【47】______itupintosmallprivatespace."

Ashorttimeago,ifcellphoneusers【48】______politelyaskedtotalkquietly,theywould【49】withchagrin,hesaid."Nowmoreandmorepeopleareessentiallytreatingyoulikeyoudon'tunderstandthatloudcellphoneuseis【50】______inpublic."

(31)

23.(46)

24.

【C17】

25.(33)

三、3.ReadingComprehension(15題)26.

______isacombinationofarchitecturalstylesfromHan,TibetanandNepalese?

27.

Howdothepublicfeelaboutthecurrenteconomicsituation?

A.Optimistic.B.Confused.C.Carefree.D.Panicked.

28.

Privacystandardsmadebyindividualstatesareineffectivebecause______.

A.thestandardsofdifferentstatescontradicteachother

B.onlinecommunicationisnotrestrictedtoanystate

C.thesestandardsignorethefederallawonthematter

D.thesestandardsareonlyapplicabletoregionalwebsites

29.(70)

30.(67)

31.PartB

Directions:Inthefollowingarticlesomeparagraphshavebeenremoved.ForQuestions66-70,choosethemostsuitableparagraphfromthelistA-Ftofitintoeachofthenumberedgaps.Thereisoneparagraphwhichdoesnotfitinanyofthegaps.MarkyouranswersonANSWERSHEET1.

Inthefollowingarticlesomeparagraphshavebeenremoved.ForQuestions66～70,choosethemostsuitableparagraphfromthelistA～Ftofitintoeachofthenumberedgaps.Thereisoneparagraphwhichdoesnotfitinanyofthegaps.MarkyouranswersonANSWERSHEET1.

Fromhervantagepointshewatchedthemaindoorsswingopenandthefirstarrivalspourin.Thosewhohadbeenattheheadofthelinepausedmomentarilyonentry,lookedaroundcuriously,thenquicklymovedforwardasothersbehindpressedin.Withinmomentsthecentralpublicareaofthebigbranchbankwasfilledwithachattering,noisycrowd.Thebuilding,relativelyquietlessthanaminuteearlier,hadbecomeaBabel.Edwinasawatallheavysetblackmanwavesomedollarbillsandannounceloudly,"Iwanttoputmymoneyinthebank."

66.______

Itseemedasifthereportabouteveryonehavingcometoopenanaccounthadbeenaccurateafterall.

Edwinacouldseethebigmanleaningbackexpansively,stillholdinghisdollarbills.Hisvoicecutacrossthenoiseofotherconversationsandsheheardhimproclaim,"I'minnohurry.There'ssomethingI'dlikeyoutoexplain."

Twootherdeskswerequicklymannedbyotherclerks.Withequalspeed,longwidelinesofpeopleformedinfrontofthem.

Normally,threemembersofstaffwereampletohandlenewaccountbusiness,butobviouslyinadequatenow.EdwinacouldseeTottenhoeonthefarsideofthebankandcalledhimontheintercom.Sheinstructed,"Usemoredesksfornewaccountsandtakeallthestaffyoucansparetomanthem."

67.______

Tottenhoegrumbledinreply,"Yourealizewecan'tpossiblyprocessallthesepeopletoday,andhowevermanywedowilltieusupcompletely."

"I'vegotanidea,"Edwinasaid,"that'swhatsomeonehasinmind.Justhurrytheprocessingallyoucan."

68.______

First,anapplicationform.calledfordetailsofresidence,employment,socialsecurity,andfamilymatters.Aspecimensignaturewasobtained.Thenproofofidentitywasneeded.Afterthat,thenewaccountsclerkwouldtakealldocumentstoanofficerofthebankforapprovalandinitialing.Finally,asavingspassbookwasmadeoutoratemporarycheckbookissued.

Thereforethemostnewaccountsthatanybankemployeecouldopeninanhourwerefive,sothethreeclerkspresentlyworkingmighthandleasumofninetyinonebusinessday,iftheykeptgoingattopspeed,whichwasunlikely.

69.______

Stillthenoisewithinthebankincreased.Ithadbecomeanuproar.

Afurtherproblemwasthatthegrowingmassofarrivalsinthecentralpublicareaofthebankwaspreventingaccesstotellers'countersbyothercustomers.Edwinacouldseeafewofthemoutside,regardingthemillingscenewithconsternation.Whileshewatched,severalgaveupandwalkedaway.

Insidethebanksomeofthenewcomerswereengagingtellersinconversationandthetellers,havingnothingelsetodobecauseofthemelee,chattedback.Twoassistantmanagershadgonetothecentralfloorareaandweretryingtoconductthefloodofpeoplesoastoclearsomespaceatcounters.Theywerehavingsmallsuccess.

70.______

Shedecideditwastimeforherownintervention.

Edwinalefttheplatform.andafailed-offstaffareaand,withdifficulty,madeherwaythroughthemillingcrowdtothemainfrontdoor.

A.Yetsheknewhowevermuchtheyhurrieditwouldstilltaketentofifteenminutestoopenanysinglenewaccount.Italwaysdid.Thepaperwo

32.PartC

Directions:Answerquestions71-80byreferringtothefollowinggames.

Note:AnswereachquestionbychoosingA,BorCandmarkitonANSWERSHEET1.Somechoicesmayberequiredmorethanonce.

A=HydropowerB=NuclearpowerC=SolarpowerD=WindpowerWhichpower(power's)...

wasdevelopedtoprovideelectricityforsatellitesatthebeginning?71.______

canpromotetourismdevelopment?72.______

maygiveoffdangerousradioactivepollutionintotheair?73.______

mayaffectthedownstreamwaterqualityandhaveanimpactonplantlife?74.______

stationscanincreasetofullpowerveryquickly?75.______

producessmallamountsofwaste?76.______

isagoodmethodofsupplyingenergytoremoteareas?77.______

providesaround20%oftheworld'selectricity?78.______

canbeusedtoheatyourwaterathomeinsteadofsomuchgasorelectricity?79.______

isnotrenewable?80.______

A

Hydropower

Introduction

Wehaveusedrunningwaterasanenergysourceforthousandsofyears,mainlytogrindcorn.

ThefirsthouseintheworldtobelitbyhydroelectricitywasCragsideHouse,inNorthumberland,England,in1878.In1882ontheFoxRiver,intheUSA,hydroelectricityproducedenoughpowertolighttwopapermillsandahouse.

Nowadaystherearemanyhydro-electricpowerstations,providingaround20%oftheworld'selectricity.Thenamecomesfrom"hydro",theGreekwordforwater.

Howitworks

Adamisbuilttotrapwater,usuallyinavalleywherethereisanexistinglake.

Waterisallowedtoflowthroughtunnelsinthedam,toturnturbinesandthusdrivegenerators.

Advantages

Oncethedamisbuilt,theenergyisvirtuallyfree.

Nowasteorpollutionproduced.

Muchmorereliablethanwind,solarorwavepower.

Watercanbestoredabovethedamreadytocopewithpeaksindemand.

Hydro-electricpowerstationscanincreasetofullpowerveryquickly,unlikeotherpowerstations.

Disadvantages

Thedamsareveryexpensivetobuild.

Buildingalargedamwillfloodaverylargeareaupstream,causingproblemsforanimalsthatusedtolivethere.

Findingasuitablesitecanbedifficult—theimpactonresidentsandtheenvironmentmaybeunacceptable.

Waterqualityandquantitydownstreamcanbeaffected,whichcanhaveanimpactonplantlife.

Isitrenewable?

Hydro-electricpowerisrenewable.

TheSunprovidesthewaterbyevaporationfromthesea,andwillkeepondoingso.

B

Nuclearpower

Introduction

NuclearpowerisgeneratedusingUranium,whichisametalminedinvariouspartsoftheworld.

Thefirstlarge-scalenuclearpowerstationopenedatCalderHallinCambria,England,in1956.

Somemilitaryshipsandsubmarineshavenuclearpowerplantsforengines.

Howitworks

Nuclearpowerstationsworkinprettymuchthesamewayasfossilfuel-burningstations,exceptthata"chainreaction"insideanuclearreactormakestheheatinstead.

ThereactorusesUraniumrodsasfuel,andtheheatisgeneratedbynuclearfission.Neutronssmashintothenucleus

33.Beforeabigexam,asoundnight'ssleepwilldoyoubetterthanporingovertextbooks.That,atleast,isthefolkwisdom.Andscience,intheform.ofbehavioralpsychology,supportsthatwisdom.Butsuchbehavioralstudiescannotdistinguishbetweentwocompetingtheoriesofwhysleepisgoodforthememory.Onesaysthatsleepiswhenpermanentmemoriesform.Theothersaysthattheyareactuallyformedduringtheday,butthen"edited"atnight,toflushawaywhatissuperfluous.

Totellthedifference,itisnecessarytolookintothebrainofasleepingperson,andthatishard.Butafteradecadeofpainstakingwork,ateamledbyPierreMaquetatLiegeUniversityinBelgiumhasmanagedtodoit.TheparticularstageofsleepinwhichtheBelgiangroupisinterestedisrapideyemovement(REM)sleep,whenbrainandbodyareactive,heartrateandbloodpressureincrease,theeyesmovebackandforthbehindtheeyelidsasifwatchingamovie,andbrainwavetracesresemblethoseofwakefulness.Itisduringthisperiodofsleepthatpeoplearemostlikelytoreliveeventsofthepreviousdayindreams.

Dr.MaquetusedanelectronicdevicecalledPETtostudythebrainsofpeopleastheypracticedataskduringtheday,andastheysleptduringthefollowingnight.Thetaskrequiredthemtopressabuttonasfastaspossible,inresponsetoalightcomingoninoneofsixpositions.Astheylearnthowtodothis,theirresponsetimesgotfaster.Whattheydidnotknowwasthattheappearanceofthelightssometimesfollowedapattern—whatisreferredtoas"artificialgrammar".Yetthereductionsinresponsetimeshowedthattheylearntfasterwhenthepatternwaspresentthanwhentherewasnot.

Whatismore,thosewithmoretolearn(i.e.the"grammar",aswellasthemechanicaltaskofpushingthebutton)havemoreactivebrains.The"editing"theorywouldnotpredictthat,sincethenumberofirrelevantstimuliwouldbethesameineachcase.Andtoeliminateanydoubtsthattheexperimentalsubjectswerelearningasopposedtounlearning,theirresponsetimeswhentheywokeupwereevenquickerthanwhentheywenttosleep.

Theteam,therefore,concludedthatthenerveconnectionsinvolvedinmemoryarereinforcedthroughreactivationduringREMsleep,particularlyifthebraindetectsaninherentstructureinthematerialbeinglearnt.Sonow,ontheeveofthatcrucialtest,mathsstudentscansleepsoundlyintheknowledgethatwhattheywillrememberthenextdayarethebasicrulesofalgebraandnottheincoherenttalkfromtheradionextdoor.

Researchersinbehavioralpsychologyaredividedwithregardto______.

A.howdreamsaremodifiedintheircourses

B.thedifferencebetweensleepandwakefulness

C.whysleepisofgreatbenefittomemory

D.thefunctionsofagoodnight'ssleep

34.PartB

Directions:Inthefollowingarticlesomeparagraphshavebeenremoved.ForQuestions66-70,choosethemostsuitableparagraphfromthelistA-Ftofitintoeachofthenumberedgaps.Thereisoneparagraphwhichdoesnotfitinanyofthegaps.MarkyouranswersonANSWERSHEET1.

AccordingtotheAmericanAcademyofDermatology,anestimated10to50millionpeopleinthiscountryhaveanallergicreactiontopoisonivyeachyear.Poisonivyisoftenverydifficulttospot.Itcloselyresemblesseveralothercommongardenplants,andcanalsoblendinwithotherplantsandweeds.Butifyoucomeintocontactwithit,you'llsoonknowbytheitchy,blisteryrashthatformsonyourskin.Poisonivyisared,itchyrashcausedbytheplantthatbearsitsname.Manypeoplegetitwhentheyarehikingorworkingintheirgardenandaccidentallycomeintodirectcontactwiththeplant'sleaves,roots,orstems.Thepoisonivyrashoftenlookslikeredlines,andsometimesitformsblisters.

66.______

About85percentofpeopleareallergictotheurushiolinpoisonivy,accordingtotheAmericanAcademyofDermatology.Onlyatinyamountofthischemical—1billionthofagram—isenoughtocausearashinmanypeople.Somepeoplemayboastthatthey'vebeenexposedtopoisonivymanytimesandhavenevergottentherash,butthatdoesn'tnecessarilymeanthey'renotallergic.Sometimestheallergydoesn'temergeuntilyou'vebeenex-posedseveraltimes,andsomepeopledeveloparashaftertheirveryfirstexposure.Itmaytakeuptotendaysfortherashtoemergethefirsttime.

67.______

Herearesomeotherwaystoidentifythepoisonivyplant.Itgenerallygrowsinaclusteroflow,weed-likeplantsorawoodyvinewhichcanclimbtreesorfences.Itismostoftenfoundinmoistareas,suchasriverbanks,woods,andpastures.Theedgesoftheleavesaregenerallysmoothorhavetiny"teeth".Theircolorchangesbasedontheseason—reddishinthespring;greeninthesummer;andyellow,orange,orredinthefall.Itsberriesaretypicallywhite.

68.______

Thebody'simmunesystemisnormallyinthebusinessofprotectingusfrombacteria,viruses,andtheirforeigninvadersthatcanmakeussick.Butwhenurushiolfromthepoisonivyplanttouchestheskin,itinstigatesanimmuneresponse,calleddermatitis,towhatwouldotherwisebeaharmlesssubstance.Hayfeverisanotherexampleofthistypeofresponse;inthecaseofhayfever,theimmunesystemoverreactstopollen,oranotherplant-producedsubstance.

69.______

Theallergicreactiontopoisonivyisknownasdelayedhypersensitivity.Unlikeimmediatehypersensitivity,whichcausesanallergicreactionwithinminutesofexposuretoanantigen,delayedhypersensitivityreactionsdon'temergeforseveralhoursorevendaysaftertheexposure.

70.______

Intheplaceswhereyourskinhascomeintocontactwithpoisonivyleavesorurushiol,withinonetotwodaysyou'lldeveloparash,whichwillusuallyitch,redden,bum,swell,andform.blisters.Therashshouldgoawaywithinaweek,butitcanlastlonger.Theseverityofthereactionoftenhastodowithhowmuchurushiolyou'vetouched.Therashmayappearsoonerinsomepartsofthebodythaninothers,butitdoesn'tspread—theurushiolsimplyabsorbsintotheskinatdifferentratesindifferentpartsofthebody.Thickerskinsuchastheskinontheonsolesofyourfeet,ishardertopenetratethanthinnerskinonyourarmsandlegs.

A.Becauseurushiolisfoundinallpartsoft