2021-2022年四川省綿陽市大學(xué)英語6級大學(xué)英語六級知識點匯總（含答案）學(xué)校:________班級:________姓名:________考號:________

一、2.ReadingComprehension(SkimmingandScanning)(20題)1.Itcanbeeasiertochangeourdietalotthantochangeitalittle.

2.Ifyoufailtosay"thankyou"tothereceptionists,theywillhavenegativeimpressionsofyou.

3.

Thosedrunkatpartiesnotonlyspoiltheirimagebuttheirdrunkenbehavior.couldendanger______.

4.

Arab,LatinAmerican,andNorthAmericanculturesallhavesimilarperceptionsofpersonalspace.

A.YB.NC.NG

5.CuttingbudgetforscienceresearchanddevelopmentfurthersmothersincentivesforAmericanstudentsto______.

6.UniversityRecruiting

Theprosperousrecruiting

Asitturnsout,thisseductionofcollegestudentsbyrecruitersatinvestmentbanksandconsultingfirmsismorecampuslegendthanreality—theexceptionandcertainlynottherule.SterlingWitzke,asenioratStanfordUniversitywhosignedonwithMercerManagementConsultinginChicago,saysshegotaglimpseoflifeinthefastlane,butnotes,"Mostofmyfriendswhowentthroughtheprocessdidnotgetthistypeoftreatment."Indeed,thecourtshipisnotassalaciousasurbanlegendwouldhaveusbelieve

Whileprospectiverecruitsmaynotbedestinedforahotcluborevenalow-downstripclub,America'sleadinginvestmentbanksandconsultingfirmsare,infact,recruitingmoreaggressivelyoncollegecampusesthaneverbefore.Despiteasputteringoveralleconomythathasreducedcollegerecruitingbyold-linegiantslikeIBMorGM,I-banksandlargeconsultantfirmsboostedtheirrecruitingeffortsonkeycampusesbyabout15%lastyear--atrendthatisexpectedtocontinue,accordingtoTrudySteinfeld,ExecutiveDirectoratNewYorkUniversity'sOfficeofCareerServices."Bankingandconsultingareleadingthewayinthisveryrobustrecruitingseason,"saysSteinfeld.

Asotherseniorsembarkonadesperatejobsearchandpileuptherejectionletters,thosewiththeireyesontheinvestmentbanking/consultantworldarebombardedbyfervententreatiesandhostedataseriesofeventsrangingfrominformationsessionstoexpensivedinners.Andmostimportantofall,therearejobswaiting--withthepromiseofthatpotofgold--attheendoftheirrainbow."Alotoftheemployersarebecomingmoreproactiveanddetermined,"saysBarbaraHewitt,associatedirectorofcareerservicesforundergraduatesattheWhartonSchooloftheUniversityofPennsylvania."Becausetheireconomyandjobmarketaresogoodnow,they'refindingitveryhardtogetallofthestudentswhattheywant.Thereisjustalotmorecompetitionontheemployers'sideatthispoint,andtheyarefeelingmorepressuretostepuptheircampusrecruiting.

Recruitingworkintheuniversity

Thefieldcanbeaperfectmatchforstudentsnotyetcertainoftheirultimatecareerdestinationorthosewhohaveanurgentneedtopayoffcollegeloansbeforepursuingthenextdegree.Thesefirmsthriveon"humancapital"andthereforeputapremiumonattractingbright,ambitiousyoungpeople,explainsoneWhartonalum.Withtheirofficesbuzzingpast2a.m.,thereissignificantturnover.Thustheyvaluefreshlymintedcollegegradswhowanttoout-competetheirpeersandwhocanchurnouthigh-qualityworkonpreciouslittlesleep."TherewerenightswhenIsleptundermydesk,usingmyjacketasablanketandmykeyboardasapillow,"saysonerecentBrandeisgraduatewhoaskedthathisnamebewithheldbecausehiscompanydiscouragesemployeesfromtalkingtothepress.Yetdespitethehardworkandmanysleeplessnights,entry-levelpositionsatbigI-banksandconsultantsarethemostsought-afterjobsforgraduatingseniorsinterestedinfinanceandconsulting.

Theentry-leveljobsareunusuallylucrative,withfirst-yearanalystsmakingupto$120000.Moreover,thesepositionsprovideinvaluabletrainingforthosepursuingcareersinthefield."Mostpeopleleaveafterthefirsttwoyearsbecausetheygetburnedout,"explainstheBrandeisgrad,whoworksatatopinvestmentbank,"buttheskillsyoulearnareessentialtogettingthemostcoveted(令人垂涎的)jobsinfinancegoingforward,I-bankingisasteppingstonetoagreatbusinessschool,andmostimportantly,toagreatjob."

Therecruitingprocessstillbeginsinearnestinthefallofsenioryear,whenagroupofassociatesarrivesoncampustointerviewandselectapplicants.Inanefforttosignalthestudentsthattheyarenot

A.YB.NC.NG

7.

Thecellphoneindustrysaysthatfuturecellphonescanprovide___________________basedonitsabilitytodetectitsexactlocationanywhereintheworld.

8.

Accordingtothepassage,manypeopleareafraidoftryingtochangebecause______.

A.Theyaresatisfiedwiththepresentsituation

B.Theycareaboutthepresentsecurity

C.Theyarehappyincurrentstate

D.Theyareafraidtoconfronttears

9.

Laptopsequippedwith______canallowtheirownerstotemporarilydealwithofficeworkinsomepublicplaces.

10.

TheearliestlargeGreeklibraryisbuiltbyPtolemyI.

A.YB.NC.NG

11.Whatdowelearnabouttheuntreatedindustrialchemicalwastesfromthepassage?

A.Theycanconservethenormalbiologicalactionofrivers.

B.Theyallreactwithwatertoincreasetheacidityofrivers.

C.Theymakethewatercorrosiveenoughtodestroylivingorganisms.

D.Therearenorulesforconcentrationsofunquestionablytoxicchemicalsofdrinkingwater.

12.

______onthedevelopingcountries'pathoutofpovertywouldbethecrimeofthecentury.

13.

Individualscancontributedirectlytosolvingtheproblemofaciddepositionby______.

14.

Theauthorsuggeststhat20%ofeachpaycheckbeinvestedinsomethingwith______.

15.

Ifyou'reconsideringalargeuniversity,besuretofindout______andhowmanyaretaughtbyprofessors.

16.

Inthispassagenickelsanddimesareseenascomplementtoeachother.

A.YB.NC.NG

17.

Incitiesortownswhere______isnotserious,itismorelikelythatblackpeoplewouldenterintermarriage.

18.

Youshouldneverunderestimatethepowerofsmalltalkbecauseveryoftensmalltalkisaplacetobeginalonglastingfriendshipor______.

19.

MartinusvanSchalkwyk,theministerofenvironmentalaffairsandtourism,visitedthesouthDurbanbasinearlierthisyearandsaidthereweremeasuresinplaceto______.

20.

InordertoargueagainstDr.Suddendorf,somecomparativepsychologistshavebeenconductingexperimentstoproveanimalscan______.

二、3.ListeningComprehension(20題)21.

【B3】

22.(36)

A.Time.B.Memory.C.Habit.D.Text-book.

23.(29)

A.Tobringelectricityintohishouseforlighting.

B.Tohavefun.

C.Toattractthunder.

D.Toconductascientificexperiment.

24.

【B4】

25.(25)

A.Shecan'tsleepwellthesedays.

B.Sheisnotgoodatsomesubjects.

C.Sheisunderthepressureofherparents'love.

D.Shehassufferedfromheadache.

26.

【B6】

27.(34)

A.Theyarebuilttoproducemorefruitsandwheat.

B.Theyarenaturallyair-conditioningandwater-savinghouses.

C.Mostofgreenhousesareusedonlyinwinterforheating.

D.Peopletrytosaveenergyasmuchaspossible.

28.

【B2】

29.

【B7】

30.SectionB

Directions:Inthissection,youwillhear3shortpassages.Attheendofeachpassage,youwillhearsomequestions.Boththepassageandthequestionswillbespokenonlyonce.Afteryouhearaquestion,youmustchoosethebestanswerfromthefourchoicesmarkedA,B,CandD.

聽力原文：Agoodmarriagemeansgrowingasacouplebutalsogrowingasindividuals.Thisisn'teasy;marriagehasalwaysbeendifficult.Whythenareweseeingsomanydivorcesatthistime?Yes,ourmodemsocialfabricisthin,andyes,thepermissivenessofsocietyhascreatedunrealisticexpectationsandthrewthefamilyintodisorder.Butdivorceissocommonbecausepeopletodayareunwillingtoexercisetheself-disciplinethatmarriagerequires.Theyexpecteasyjoy,liketheentertainmentonTV,thethrillofagoodparty.

Marriagetakessomekindofsacrifice,notdreadfulself-sacrificeofthesoul,butsomelevelofcompromise.Someofone'sfantasies,someofone'slegitimatedesires,havetobegivenupforthevalueofthemarriageitself."Whileallmartialpartnersfeelshackedattimes,itistheywhoreallychoosetomakethemartialtiesintoconfiningchainsorsupportingbonds,"saysDr.Walter.Marriagerequiressexual,financialandemotionaldisciple.Amanandawomancannotfolloweveryimpulse,cannotallowthemtostopgrowingorchanging.

(27)

A.Becauseitisdifficulttomaintainamarriage.

B.BecausepeoplelikewatchingTVprograms.

C.Becausepeoplepreferfreedomtoself-discipline.

D.Becauseoursocietyispermissivetowardsdivorces.

31.

【B11】

32.聽力原文：W:Pleasesitdown.Let'ssee,you'reMr.Walsh,isthatright?

M:Right.

W:Andyouarelookingforajob?

M:Yes,Iam.I'llgraduatefromcollegenextJune.I'mmajoringinarchitecture.

W:Isee.Haveyoueverdoneanyworkinthisfield?

M:No,nothing.Wedidsomepracticeworkinclassthough.

W:Doyouhavecopiesofyourlettersofrecommendationwithyou?

M:Yes.One'sfromDr.Hiltonandone'sfromMr.Phelps.

W:Good.Nowwhatkindofsalaryareyouhopingtoget?

M:FromwhatI'vereaditseemsthatastartingsalarywouldbearound＄12,000ayear.

W:Hereyouwouldstartat＄10,500forthefirstyear--akindoftrainingperiod.Thenyouwouldgoto＄15,000.Afterthatyourraiseswoulddependonhowwellyouwork.

M:Thatsoundsfairenough.Whataboutotherbenefits,thingslikevacation?

W:Thoseareallexplainedinthispamphlet.Youcantakeitalongandlookatit.

M:IsitallrightifIsendintherestofthethingsformyapplication?

W:Thatwouldbefine.AfterMr.Sheehanlooksalltheapplicationsoverhe'llmakethefinaldecision.

M:Whatdoyouthinkarethechancesofmygettingthejob?

W:Well,I'mtalkingtothreepeopletodayandfourtomorrow.We'llbehiringtwopeople.

M:IsurelyhopethatIcanworkhere.ButIguessI'lljusthavetogohomeandwait.

W:You'llhearsometimenextmonth.Goodluckandthanksforcomingtoday.

(20)

A.＄15,000.B.＄10,500.C.＄14,000.D.＄16,000.

33.(42)

34.

【B10】

35.

【B9】

36.聽力原文：M:Ihaven'tseenTonylately.What'sthematterwithhim?

W:Heisalittleundertheweather.Hehaspickedupsomekindofinfection.

WhatdoweknowaboutTonyfromthisconversation?

(19)

A.Hehasfoundanewjob.

B.Hehasbeenillforafewdays.

C.Hehasbeeninalowmood.

D.Hehasgoneonatrip.

37.聽力原文：Tosucceedinajobinterview,youshoulddemonstratecertainpersonalandprofessionalqualities.Youneedtocreateagoodimageinalimitedtime,usuallyfrom40to70minutes.Youmustleaveapositiveimpressionwhichtheinterviewerwillrememberwhileheinterviewsotherapplicants.

Youshouldespeciallypayattentiontosomequalitiesduringtheinterview.Firstofall,youshouldtakecaretoappearproperlydressed.Therightclotheswornattherighttimecanwintherespectoftheinterviewerandhisconfidenceinyourjudgment.Itmaynotbetruethatclothesmaketheman,butthefirstandlastimpressionofyoursisdeterminedbytheclothesyouwear.Secondly,youshouldreflectconfidencebyspeakinginaclearvoice,loudenoughtobeheardwithoutbeingaggressive.Youshouldbepreparedtotalkknowledgeablyaboutthepositionyou'reapplyingfor.Finally,tobereallyimpressive,youmustconveyasenseofself-confidenceandanenthusiasmforwork.Ifyoudisplaythesecharacteristicswithjustalittleluck,you'llcertainlysucceedinatypicalpersonalinterview.

(33)

A.Lessthan40minutes.

B.From40to70minutes.

C.Atleast40minutes.

D.Morethan70minutes.

38.聽力原文：M:IthinkthewholeclassisgoingonthefieldtripnextFriday.

W:Iamnotsosure.Youknownoteverybodycanaffordthetransportationfee.

Q:Whatdoesthewomanimply?

(15)

A.Somepeoplemaynotgoonthetrip.

B.Thetransportationforthetripisfree.

C.Everyoneintheclasshaspaidthefee.

D.Theclasswon'tenjoygoingonthefieldtrip.

39.聽力原文：Togetadriver'slicenseintheU.S.,allstatesrequirethatyoubeaboveacertainage,thatyouknowhowtodrive,andthatyouknowabouttrafficlawsandsafetyrules.

Inmoststates,youhavetobeatleastsixteenyearsoldtostartlearningtodrive.Anyoneyoungerthanthatwhositsbehindthewheelofamovingcarisviolatingthelaw,evenffheorsheiscloselysupervised.Agesixteenisalsotheminimumageinmoststatesfortakingdriver'seducationcoursesinschools.

Driver'seducationcoursesbeginwithclassroominstructionontherulesoftheroadandtrafficlaws.Youlearn,forexample,howfastitissafetogoincertainareas,whattodoffafireengineisnear,andwhatthedifferentroadsignsmean,Whenyoufinishtheclassroomcourse,youcanapplyforaLearner'sPermit.Insomestatesyouhavetotakeatestbeforeyoureceivethepermit.

WhenyouhaveyourLearner'sPermit,youareallowedtodriveacarundersupervision.Thismeansthatyoucandriveonlywhenyouareaccompaniedbyalicenseddriver.Itisduringthisperiodthatyouactuallylearntodrive.Youlearntosteerthecar,tostartit,topassothercars,toparkandalltheotherpracticalthingsyouwillneedtoknow.

YourLearner'sPermitisgoodforonlyalimitedamountoftime,sinceitisexpectedthatyouwillbereadytotakethetestforyourlicenseafterarelativelyshortperiodofinstruction.

(30)

A.Howtodriveacar.

B.HowtogetadrivinglicenseinAmerica.

C.TrafficlawsandsafetyrulesinAmerica.

D.Theagerequirementfordrivingacar.

40.(28)

A.Hebecameacourageoussoldier.

B.Hebecameanambulancedriver.

C.Hewrotesomebooksaboutwar.

D.Heworkedasawarcorrespondent.

三、4.ReadingComprehension(ReadinginDepth)(20題)41.

Onthebasisoftheirmodels,scientistsareoftheopinionthat______.

A.theclimateoftheworldshouldbebecomingCooler

B.thenewIceAgewillbepostponedbythegreenhouseeffect

C.thewarmingeffecthelpstoincreasethesolareffects

D.inertiaoftheearth'sclimatetotakeeffectinthousandsofyears

42.

What'stherealcauseofanxietyofworkersandemployees?

43.Wecaninferfromthepassage______.

A.howtoavoidnaggingfamilymembers

B.howtosilencegossipingfriends

C.howtomakeaharmlessrevenge

D.howtodealwithbothersomecoworkers

44.

Theessentialfunctionofphotosynthesisintermsofplantneedsis______.

A.toderiveenergyfromlight

B.topreservewater

C.tocombinecarbondioxidewithwater

D.toform.sugars

45.SectionB

Directions:Thereare2passagesinthissection.Eachpassageisfollowedbysomequestionsorunfinishedstatements.ForeachofthemtherearefourchoicesmarkedA,B,CandD.Youshoulddecideonthebestchoice.

Cheatingisnothingnew.Buttoday,educatorsandadministratorsarefmdingthatinstancesofacademicdishonestyonthepartofstudentshavebecomemorefrequent—andarelesslikelytobepunished—thaninthepast.Cheatingappearstohavegainedacceptanceamonggoodandpoorstudentsalike.

Whyisstudentcheatingontherise?Noonereallyknows.Someblamethetrendonagenerallooseningofmoralvaluesamongtoday'syouth.Othershaveattributedincreasedcheatingtothefactthattoday'syoutharefarmorepragmaticthantheirmoreidealisticpredecessors.Whileinthelatesixtiesandearlyseventies,studentswerefilledwithvisionsaboutchangingtheworld,today'sstudentsfeelgreatpressuretoconform.andsucceed.Ininterviewswithstudentsathighschoolsandcollegesaroundthecountry,bothyoungmenandwomensaidthatcheatinghadbecomeeasy.Somesuggestedtheydiditoutofspiteforteacherstheydidnotrespect.Otherslookedatitasagame.Onlyiftheywerecaught,somesaid,wouldtheyfeelguilty."Peoplearecompetitive,"saidasecondyearcollegestudentnamedAnna,fromChicago."There'sanunderlyingfear.Ifyoudon'tdowell,yourlifeisgoingtobemined.Thepressureisnotonlyfromparentsandfriendsbutfromyourself.Toachieve.Tosucceed.It'salmostasthoughwehavetooutdootherpeopletoachieveourowngoals.

EdwardWynne,editorofamagazineblamestheriseinacademicdishonestyontheschools.Heclaimsthatadministratorsandteachershavebeentoohesitanttotakeaction.DwightHuber,chairmanoftheEnglishDepartmentatAmarilloseesthematterdifferently,blamingtheriseincheatingonthewaystudentsareevaluated."IwouldcheatifIfeltIwasbeingcheated."Mr.Hubersaid.Hefeelsthataslongasteachersgiveshortanswertestsratherthanessayquestionsandratestudentsbythenumberoffactstheycanmemorizeratherthanbyhowwelltheycansynthesizeinformation,studentswilltrytobeatthesystem."Theconceptofcheatingisbasedonthefalseassumptionthatthesystemislegitimateandthereissomethingwrongwiththeindividualwho'sdoingit,"hesaid."That'stooeasyananswer.We'vegottostartlookingatthesystem."

Educatorsarefindingthatstudentswhocheat

A.aremorelikelytobepunishedthanbefore

B.havepooracademicrecords

C.canbeacademicallyweakorstrong

D.usetheinformationinlateyears

46.

AccordingtoBennis,thetraitsharedbyleadersconsistsof______.

A.toplevelsofintelligenceandeducationanddevotion

B.remarkableabilitytoencouragepeoplewithloyaltyandhope

C.strikingqualifiesofgoingthroughserioustrialsandsufferings

D.strongpersonalitiesthatarouseadmirationandconfidence

47.SectionA

Directions:Inthissection,thereisashortpassagewith5questionsorincompletestatements.Readthepassagecarefully.Thenanswerthequestionsorcompletethestatementsinthefewestpossiblewords.

DiegoChiapello,legallyblindsincebirth,isn'toneofItaly'sfamous."mama'sboys"wholivewiththeirparentsintoadulthood.The27-year-oldlivesaloneinMilan,worksasanetworkadministrator,lovesdivinganddreamsofsailingacrosstheAtlanticwithasight-impaired(有視力障礙的)crew.

Obviously,he'snotyouraveragedisabledperson--butespeciallysoinItaly.ThecountryhasmorebarrierstointegrationthanalmostanywhereelseontheContinent:amongEuropeancountries,Italyranksthirdfromthebottominaccessibilityforthedisabled,aheadofonlyGreeceandPortugal.Peoplewhousewheelchairs,especially,finditdifficulttonavigatethecountry'scobblestone(鵝卵石)streets,ridebusesorvisitrestaurants,shopsandmuseums.LessthanaquarterofItaly'sdisabledholdjobs,comparedwith47percentforEurope.

Butthebiggestobstacleforthecountry'sphysicallychallengedmay,infact,bethefabledItalianfamily.Becauseofthesocialdefectthatstillattachestodisabilities,"theytendtokeepdisabledpeopleathome"andoutofpublicview,explainsGiovanniMarri,headofanemploymenttrainingcenterinMilanthatcaterstothehandicapped.Thuswhile15percentofthecountry'sfamiliesincludeadisabledperson,accordingtosurveys,only2percentofItaliansreportgoingtoschoolwithadisabledpersonandonly4percentworkwithone.

Italiansarebeginningtorecognizetheproblem.Overthepastdecade,thegovernmenthaspassedlawstargetingeverythingfromworkplacediscriminationtoaccessibilityrequirements.ArecentstudybytheEuropeanUnionfoundthat85percentofItaliansadmitthatpublictransportationandinfrastructureareinadequateforthehandicapped,and97percentsayactionisneeded.Butthebiggestbarrierispsychological."Italiancompaniesareafraidofhiringdisabledpeople,"saysChiapello.Theonlywaytoalterthat,hesays,isforItaly'sdisabledtodowhathedid--getoutofthehouseanddemandchange.

______areregardedasthemama'sboys.

48.

______providesagoldenopportunityforcarthieves.

49.

Whenthegrandchildrencame,whatisthefirstthingthatmyparentsdo?

50.Tokyo—Japan,landoftheelectronicpetchicken,isfretting(發(fā)愁)overthepotentiallylethal(致命的)dangersthatgowiththelonely,high-techlifeofthemodernworld.

Thedebatehasbeenstoked(添火)bytwowomenbelievedtohavebeenkilledbyarobbertheymetonatelephonedatingservice.Athirdwomansurvivedanencounterwiththesamesuspect.

"Sensitiveyoungpeoplewhodonotmakefriendseasilymayfinditeasiertocommunicatebyphoneorcomputer,"saidaneditorialinthedailyAsahiShimbun.

"Butthiscasedemonstratesthatasmeansofcommunicationbecomeeasierandmoreanonymous,thosewhousethemarealsoexposedtomorepotentialdangers."

CertainlyJapanofferstheshyanarrayofmethodstoavoidembarrassmentinmeetingpotentialpartnersoravoidingsocialcontactaltogether.

AbighitforyoungsterslastyearwastheLovegetty,anelectronicgadgetforfindingadate.

Thepalm-sizedLovegettytransmitterscomeinmaleandfemaleversionsandwhentwostrangersoftheoppositesexcomewithinrangetheybegintobeep,allowingthestartofachat-upwithoutfearofimmediaterebuttal(拒絕).

JapanalsogavetheworldtheTamagotchi,orelectronicpet,ahand-helddevicewithascreendisplayinganeggwhichmustbe"nurtured"intoayoungchickbypressingtherightbuttons.

Questionsaboutisolationandawidespreadlackofsocialskillsarewell-worninJapan'spressdespitetheabundanceofapparentlytightly-knitcommunities.Thishasbeenpartlyattributedtoariseinjuvenilecrime.

OnDecember7,policearrestedamansuspectedofmeetingwomenviaatelephonedatingservice,givingthemsleepingpillsandrobbingthem.Twoofthethreevictimsallegedlydiedfromthecoldafterbeingleftoutside.

"Itishardtobelieveawomanwouldassociatewithastrangerwhosemotivesformeetingherareunknown,"wrotetheAsahi."Oneexplanationisthatyoungpeopleplacetoomuchtrustandrelianceonmoderncommunicationssuchascellulartelephonesandcomputers."

YoungandoldJapanesepeoplealikewerefacedwiththequestionofhowtomakefriendsinaworldwhereassociationshadbecomemorefluid.

Accordingtothepassage,themodernworldcanbedescribedasthefollowingEXCEPT______.

A.lonelyB.isolatedC.high-techD.sensitive

51.

WhatareIcelandandItalypioneeringin?

52.

Whatdoestheauthormeanby"betteroff"inParagraph3?

A.richerB.wiserC.happierD.luckier

53.

Paragraphs2and3explain______.

A.thosegoodthingsarenotwithoutsideeffects

B.whycleveradvertisingissopowerful

C.whyinmoderntimesself-medicationisstillpractised

D.whypeopledevelopfaultywaysoflife

54.

Accordingtothelastparagraph,whatmeasureshouldbetakentokeepdriver'smadnessingoodcontrol?

55.

【C10】

56.SectionB

Directions:Thereare2passagesinthissection.Eachpassageisfollowedbysomequestionsorunfinishedstatements.ForeachofthemtherearefourchoicesmarkedA,B,CandD.Youshoulddecideonthebestchoice.

Navigationcomputers,nowsoldbymostcar-makers,cost$2,000andup.Nosurprise,then,thattheyaremostoftenfoundinluxurycars,likeLexus,BMWandAudi.Butitisadevelopingtechnology--meaningpricesshouldeventuallydrop--andthemarketdoesseemtobegrowing.

Evenatcurrentprices,anavigationcomputerisimpressive.Itcanguideyoufrompointtopointinmostmajorcitieswithpreciseturn-by-turndirections--spokenbyaclearhuman-soundingvoice,andwrittenonascreeninfrontofthedriver.

Thecomputerworkswithanantennathattakessignalsfromnofewerthanthreeofthe24globalpositioningsystem(GPS)satellites.Bymeasuringthetimerequiredforasignaltotravelbetweenthesatellitesandantenna,thecar'slocationcanbepinneddownwithin100meters.

Thesatellitesignals,alongwithinputsonspeedfromawheel-speedsensoranddirectionfromameter,determinethecar'spositionevenasitmoves.Thisinformationiscombinedwithamapdatabase.Streets,landmarksandpointsofinterestareincluded.

Mostsystemsarebasicallyidentical.Thedifferencescomeinhardware--thewaythecomputeracceptsthedriver'srequestfordirectionsantithewayitpresentsthedrivinginstructions.Onmostsystems,adriverentersadesiredaddress,motorwayjunctionorpointofinterestviaatouchscreenordisc.ButtheLexusscreengoesastepfurther:youcanpointtoanyspotonthemapscreenandgetdirectionsonit.

BMW'ssystemoffersasetofcrosshairs(瞄準(zhǔn)器上的十字紋)thatcanbemovedacrossthemap(youhaveseveralchoicesofmapscale)topickapointyou'dliketogetto.Audi'sscreencanbeswitchedtoTVreception.

Eventhevoicesthatrecitethedirectionscandiffer,withbettersystemslikeBMW'sandLexus'shavingawidervocabulary.TheinstructionsareavailableinFrench,German,Spanish,DutchandItalian,aswellasEnglish.Thedrivercanalsochooseparametersfordeterminingtheroute:astest,shortestornofreeways,forexample.

Welearnfromthepassagethatnavigationcomputers______.

A.willgreatlypromotesalesofautomobile.

B.mayhelpsolvepotentialtrafficproblems.

C.arelikelytobeacceptedbymoredrivers.

D.willsoonbeviewedasasymbolofluxury.

57.

Itcanbeconcludedfromthepassagethat______.

A.StandardEnglishistaughtinschoolandcolleges

B.theyoungpeoplearedefiantbecausetheyrefusetospeakstandardEnglish

C.EnglishlanguageisinfluencedbyAmericanEnglishinthelast25years

D.therehasbeenagreatchangeintheEnglishlanguageinthiscentury

58.

Whywouldanti-AIDSdrugsstopworking?

59.AllEskimoslivemostoftheirlivesclosetosaltorfreshwater.Theymayfollowgameinlandforseveralhundredmiles,buttheyalwaysreturntotheshoresofriverslakes,orseas.Eskimolandhasabarelook.Largerocks,pebbles,andsandcovermuchofthesurface.Plantscalledlichen(地衣)growrightonrock.Andwherethereisenoughsoil,evengrass,flowers,andsmallbushesmanagetolive.NotreescangrowonEskimoland,sogeographerssometimescallthiscountrytheArcticplains.Someanimals,suchasrabbitsandcaribou(北美馴鹿),eattheplants.Others,likethewhitefoxandgreywolf,eattherabbitsandcaribou.TheEskimoisameat-eater,too,andmayeveneatawolfwhenfoodisscarce.

TheEskimoyearhastwomainparts:along,coldwinterandashort,coolsummer.Springandfallarealmosttooshorttobenoticed.Summeristhegoodtime,whenfoodisusuallyplentiful.ButitisalsothetimewhentheEskimosareverybusy.Winterisneverfaraway,andthemenmustbring