版权说明:本文档由用户提供并上传,收益归属内容提供方,若内容存在侵权,请进行举报或认领
文档简介
阅读理解
Passage1
Haveyoueverseenamoonthatlooksunbelievablybig?It
hangsoverthehorizonlikeahuge,palehot-airballoon.Many
peoplethinkofthebrightfullmoonofautumnortheharvest
moonthatway-likeahuge,palehot-airballoon.Butcanyou
alwaystrustyoureyes?
Theharvestmoonisthefullmoononadaynearestthe
firstdayofautumn.Fullornearlyfull,itrisesearlyinthe
eveningforseveralnightsinarow,Itbringsfarmerswell-lit
eveningstoharvesttheircrops.
Theharvestmooncanlookhuge.Butdoesitreallyfillmore
oftheskythananordinaryfullmoon?
Whydoesthemoonlookbiggerwhenitisnearthehorizon?
Ourbrainscomparethesizeofthemoonwiththesizeofthe
objectsweseeonthehorizon.Weknowthatthedistant
mountains,homes,orskyscrapersarereallylarge.And,sincethe
moonismuchfartherawaythanisthedistantlandscape,
we"see"themoonasbeinglargerthanitwouldotherwiselook.
1.Towhatdowecomparethesizeoftheharvestmoon?
A.MountainsB.BuildingC.HomesD.Allofthese
2.Themainpurposeofthearticleisto
A.informB.persuadeC.praiseD.convince
3.Theauthorknewmostpeoplefindthemoon
A.mysteriousB.interestingC.boringD.soordinary
4.Themoonlooksbiggerif
A.itisautumnB.itisnearthehorizonC.homesarenearD.it
isaclearnight
5.Theautumnmoon.
A.ismorebeautifulthanitreallylooksB.isthebrightestobject
inthesky
C.risesslowlyatdawnD.helpsfarmersseeastheyharvest
theircrops
Passage2
Strangethinghappenstotimewhenyouravel.Becausethe
earthisdividedintotwenty-fourtimezonesonehourapart,you
canhavedayswithmoreorfewerthantwenty-fourhours,and
weekswithmoreorfewerthansevendays.
Ifyoumakeafive-daytripacrosstheAtlanticOcean,your
shipentersadifferenttimezoneeveryday.Asyouentereach
zone,thetimechangesthehour.Travelingwest,yousetyour
clockback;travelingeast,yousetitahead.Eachdayofyour
triphaseithertwenty-fiveortwenty-threehours.
IfyoutravelbyshipacrossthePacificyoucrossthe
internationaldateline.Byagreement,thisisthepointwherea
newdaybegins.Whenyoucrosstheline,youchangeyour
calendarthefullday,backwardorforward.Travelingeast,today
becomesyesterday;travelingwest,itistomorrow!
1.Thebesttitleforthisselectionis
A.ATripAcrosstheAtlanticB.HowTimeChangesAround
theWorld
C.CrossingtheInternationalDateLineD.HowtimeZone
WereSetUp
2.Thedifferenceintimebetweenzonesis
A.sevendaysB.twenty-fourhours
ConehourD.morethansevendays
3.FromthisselectionitseemstruethattheAtlanticOcean
A.isinonetimezoneB.isdividedintotwenty-fourtime
zones
C.isdividedintofivetimezonesD.cannotbecrossedinfive
days
4.Theinternationaldatelineisthenamefor
A.thebeginningofanynewtimezoneB.thepointwheretime
changesbyonehour
C.thepointwhereanewdaybeginsD.anytimezoneinthe
PacificOcean
5.Ifyoucrosstheoceangoingeast,yousetyouclock
A.aheadonehourineachnewtimezoneB.aheadonetimefor
thewholetrip
C.backonefulldayforeachonefulldayD.aheadby
twenty-threehours
Passage3
HolidaysintheUnitedStatesusuallyoccuratleastoncea
month.Mostmonthshaveanationalholidaythathasbeen
arrangedtobecelebratedonaMonday.Theholidayshaveall
beendecidedtobecelebratedonaMondaysothattheworkers
mayhave3-dayweekends-thatis,Saturday,Sundayand
Mondayinordertorestortravelordothingswiththeirfamilies.
MajorholidaysintheUnitedStatessuchasNewYear'sDayor
ChristmasDayortheday,whenwerememberthefirstsettlesof
theUnitedStates,calledThanksgivingDayarecelebratedal1
overthecountryDuringtheseholidaysmostbusinesscloseand
theworkersstayhomeandcelebratewiththeirfamilies.
Vacationcanbefrom2weeksayearto4weeksayear.This
usuallydependsonhowlongyou'vebeenworkingfora
company,whattypeofpositionyouhave,whetheryouhavea
veryhighpositionoraveryimportantpositionandit'sdifficult
tofindsomeonetoreplaceyouInthiscase,youmighttakea
fewdaysatatimeratherthantakingonemonthallatonce.
Usuallythemoretimeyouspendworkingforacompany,the
moretimeyoumaygetforavacation
1.ThegovernmentoftheUnitedStatesmakesitarulefor
workerstohaveaweekendalmostonceamonth.
A.1-dayB.2-dayC.3-dayD.4-day
2.WorkersintheUnitedStatessometimesworkfrom.
A.Mondayt>SaturdayB.TuesdaytoSunday
C.ThursdaytoFridayD.TuesdaytoFriday
3.WhichstatementisNOTtrueaccordingtothispassage?
A.OnlyafewshopsremainopenonNewYear'sDay
B.Mostoftheworkerneedn'tworkonChristmasDay.
C.Daysonvacationmustbemorethanalltheholidaysina
year.
D.Alltheworkershaveahalf-monthvacation
4.Thereasonwhysomeonehastodividehisvacationinto
severalpartsisthat
A.noonecanbefoundtotakehisplace
B.hehasn'tamosthighposition
C.heplaysanimportantroleinhiswork
D.hehasn'tbeenworkingforhiscompanyforalongtime
5.Whichofthefollowingisthebesttitleforthispassage?
A.HolidaysintheUnitedStates.
B.vacationintheUnitedStates
C.HowDOtheworkersSpendTheirHolidays
D.SomethingAbouttheholidaysandVacationintheU.S
Passage4
SarahWinchesterwasaveryrichwoman.Shedidn'tbuy
manyjewelsorfancyclothes.Instead,shespentmillionsof
dollarstobuildahouse.ThestrangethingaboutSarah'shouse
wasthatitwasneverfinished.Workonthehousewentonfor38
yearbecauseSarahwasafraidtostopbuildingit.
Sarah'shousewasnearSanJose,CaliforniaEveryday,a
crewofcarpenters,plumbers,andotherworkersarrivedthere.
Sarahwantedmoreroomsandmoredoorsandmorewindows,
sotheworkerskeptonbuildingthem.Thehousewasseven
floorshighandhad160rooms.Therewere2000doorsand
10000windows.Therewerealsothreeelevators,ninekitchens,
and47fireplaces.
WhydidSarahwantahousethatkeptgeeingbigger?The
reasonseemedtobethatSarahwasafraidofdying.Shethought
shewoulddiewhenthehousewasfinished,soshemadecertain
thatitwasneverfinished.
SarahWinchester'splanseemedtohaveworkedbecause
shelivedtobe83yearsold.Finally,herhousewasfinished.
1.WhatdidSarahkeepdoingtoherhouse?
A.Makingitcleaner.B.Makingitquieter.
C.Makingitbigger.D.Makingitmorebeautiful
2.ThestorysaysthatSarah'shousehad
A.7floorsB.40floorsC.160floorsD.3floors
3.WhodidtheworkonSarah'shouse?
A.Sarahherselfandotherworkers.
B.Sarah'schildrenandotherworkers.
C.Carpentersandplumbersandotherworkers
D.Engineersandotherworkers.
4.Howlongdidtheworkonthehousecontinue?
A.For7years.B.For38years.C.For83years.D.Thestory
doesn'ttell.
5.Sarah'shousewasfinallyfinished
A.whenshemovedinB.whenshespentallhermoney
C.whenshediedD.whenshewasseriouslyill
Passage5
Thedinerisonlyahumblerestaurant,butithasaspecial
placeinAmericanlife.Dinersappearinournovels,plays,
poems,andmovies.Manyartistshaveuseddinersasscenesfor
theirpaintings.Whyaredinerssofascinatingtous?
Thedinerattractsmanydifferentkindsofpeople.Itisa
heavenforlonelytruckdriversfarawayfromhome.
Constructionworkerslearnaboutnewjobsindistantcities.
Travelingsalesmenexchangegossipwithoneanother.
Teenagerssitintheirbooths,eatinghamburgers.
Thepeoplewhoworkindinersarealsointeresting.Wheredid
thenewwaitresscomefrom?Willsheremainhere,orwillshe
suddenlyrunoffoneday,asthelastonedid?Andisthe
short-ordercookreallyanescapedprisoner,fleeingfromthe
law?
Everyonecomestothedinerforadifferentreason.Some
wanttoworkthere.Andsomewanttoeatthere.Somestayfor
years,andothersstayonlyforafewminutes.But,forallof
them,thedinerisabright,warmstopoverbetweentheendless
stretchesofanopenroad.
1.What'sthemainideaofparagraph27
A.Theattractionofdinerstodifferentpeople.B.Foodoffered
atdiners.C.Howpeopleeatatdiners.D.Whenpeoplecometo
diners.
2.Thepurposeofthelastparagraphisto
A.tellusaboutthereasonforpeoplecomingtodiners
B.'inviteustotrydinersasastopoverbetweenstretchesofan
openroad
C.giveasummaryofthewholepassage
D.statethemajorpointoftheprecedingparagraph
3.Whydotruckdriverslikeadiner?
A.It'saplacetogossip.B.It'saplaceforfliesandahamburger
C.It'sahavenagainstloneliness.D.It'saplacetolearnabout
newjobs.
4.Dinersattract
A.onlytruckdriversB.manydifferentkindsofpeopleC.
novelistsD.escapedprisoners
5.Dinersare-----
A.quietB.unpleasantC.bxuriousD.fascinating
Passage6
Inthepasttwoyears,millionsofAmericanshavesuddenly
embracedthebicyclesasifitwereastartlingnewinvention.
Annualbikesalesdoubledbetween1960and1970,andthere
arenearly70millionbikesintheUnitedStatestoday.That'S
morethantwoforeverythreeautomobiles.
Ofcourse,thebikehasbeenaroundformorethan150
years,andthisisn'tAmerica'sfirstbicycleboom.Awaveof
bikeenthusiasmsweptthelandinthelate1800sandbicycle
productionhittwomillionunitsin1897.Thenwiththecoming
oftheauto,bicyclingdeclined;andfordecadesremained
popularonlywithchildrenandafewadultfaddists.
Now,nationalpreoccupationwithairpollutionandphysical
fitnesshasbroughtthebikebacktotheforefront-particularly
withadults.Morethaneightmillionbikesweresoldinthe
UnitedStateslastyearandathirdofthemwenttoadults.The
yearbefore,only15percentofnewbikesaleswereforadults.
1.Theword“embrace“inthefirstsentenceisclosestin
meaningto
A.makeuseofB.takesomeoneintoalmsC.containD.
dealwith
2.Itcanbeconcludedthatifpeoplecontinuetoconcern
themselveswithairpollutionandphysicalfitness,
A.stricterairstandardswillbeenforcedB.fewerautomobiles
willbesoldC.AmericanswillenjoybetterhealthD.bicycle
saleswillcontinuetorise
3.Thebicycleis
A.enjoyingastrongrevivalB.creatingtrafficproblems
C.popularonlywithchildrenD.replacingthefamilycars
4.ThereadercanalsoconcludethatAmericansare
A.quicktofollowtheexampleofothersB.interestedin
comfortandluxuryC.concernedwiththequalityoftheirlives
D.childishinthewaytheyrelaxandexercise
5.Inthesentence"...andthisisn'tAmerica'sfirstbicycle
boom.^^Theword''boom"means
A.arapidincreaseinsaleB.supermarketC.arapidincrease
inpriceD.shop
Passage7
Doctorshaveknownforalongtimethatextremelyloud
noisescancausehearingdamageorloss.Thenoisecanbethe
soundofajetairplaneormachinesinfactoriesorloudmusicor
othercommonsoundsfoundathomeandatwork.
Apersononlyneedstohearthenoiseforlittlemorethan
onesecondtobeaffected.
AnAmericanscientisthadfoundthatusingaspirincan
increasethetemporaryhearinglossordamagefromloudnoise.
Hedidanexperiment,usinganumberofmalestudentsata
universitywhoallhadnormalhearing.Hegavethemdifferent
amountsofaspirinfordifferentperiodsoftime,thenhetested
theirhearingability.Hefoundthatstudentswhoweregivenfour
gramsofaspirinadayfortwodayssufferedmuchgreater
temporaryhearinglossthanthosewhodidnotuseaspirin.The
hearinglosswasabouttwiceasgreat.
ThescientistsaidmillionsofpersonsintheUnitedStates
usemuchlargeramountsofaspirinthanwereusedinthestudy.
Hesaidthesepersonsfaceaseriousdangerofsufferinghearing
lossfromloudnoises.
1.Doctorshavelongknownthat
A.onewillbecomedeafwhenhehearsaloudnoise
B.hearingdamageorlosscanbecausedbysoundsofallkinds
C.onemaylosehishearingwhenhehearsaterriblyloudnoise
D.commonsoundsathomearenotharmfultotheear
2.Thispassagesuggeststhatone'sheating
A.willbedamagedevenifhehasheardaloudnoiseforless
thanonesecond
B.willbedamagedevenifhehasheardaloudnoiseforonly
littlemorethanonesecond
C.willnotbedamagedifhehasheardaloudnoiseforonly
littlemorethanonesecond
D.willnotbedamagedifhehaslittlemorethanonesecondto
getready
3.Accordingtothispassage,oneconclusionyoucandrawis
thataspirin
A.shouldneverbetakenmorethanfourgramsdaily
B.candamageone'shearingwhenitisgivenmorethanfour
gramsdaily
C.makeshearingdamagefromloudnoiseworse
D.increaseshearinglossbythreetimes
4.MillionsofAmericansareindangerofsufferinghearingloss
becausethey
A.oftentakejetairplanesontrips
B.likelisteningtoloudmusic
C.aredrownedinloudnoisesathomeaswellasatwork
D.taketoomuchaspirin
5.ThepurposeoftheexperimenttheAmericanscientistdidwas
tofind
A.howmuchaspirinwouldaffectaperson'shearing
B.howmuchaspirinshouldbegiveninthetreatmentofthe
patientswithhearingdamagefromloudnoises
C.whetherthepersonwhohadhearingdamageshoulduse
aspirin
D.whetheraspirinwouldincreasethetemporaryhearing
damagefromloudnoises
Passage8
Justtwomonthsago,Ana,ateenager,waspreparingforan
importantexam.Winnersreceivescholarshipsandbeableto
studyintheUnitedStates.Anaknewhergradeswereexcellent,
butsherealizedthatshemustdowellontheexamsinorderto
qualifyforthe$3000stipend.AlthoughAnahadworriedabout
theinterviewpartoftheexam,shecamethroughwithflying
colors.ShespoketotheAmericanintervieweraboutherfamily
backgroundanddiscussedhereducationalplanswiththem.Her
hardworkpaidoff,forshewasoneofthetwentyawardeda
four-yearscholarshipearlierthismonth.
NowAnacannotbelievethatsheissittinginabusiness
managementclassattheUniversityofCaliforniaatLosAngeles.
AlthoughshehashadsevenyearsofEnglishlanguageclasses,
Anaisfindin2itdifficulttounderstandtheprofessor.Nowshe
mustworktwiceashardtomaintainherhighgrades.
1.Anarealizesthat
A.hergradesarepoor
B.shemustdowellontheexam
C.sheissittinginabusinessmanagementclass
D.shemustworktwiceashardtogetgoodgrades
2.AnahasbeenstudyingEnglishfor
A.sevenyearsB.twomonthsC.allherlifeD.thelasttwo
years
3.Anaexperiencesdifficultywith
A.textsB.technicaldefinitionsC.theprofessor'slecturesD
alloftheabove
4.Anatellstheinterviewersabout
A.herflyingcolorsB.herfamily
C.herdifficultyinunderstandingnewwordsD.herworries
abouttheinterview
5.Thebestmainideaforthefirstparagraphis
A.Anahasmanyexperiencestakingtheinterviewexam
B.Anapreparesfortheinterviewexam
C.Anacomesthroughwithflyingcolors
D.Anatakesexams
Passage9
Anymistakemadeintheprintingofastampraisesits
valuetostampcollectors.Amistakeononeinexpensivepostage
stamphasmadethestampworthamillionandahalftimesits
originalvalue.
Themistakewasmademorethanahundredyearsagoin
BritishcolonyofMauritius,asmallislandintheIndianOcean.
In1847,andorderforstampswassenttoLondonprinters.
Mauritiuswastobecomethefourthcountryintheworldtoissue
stamps.
Beforetheorderwasfilledanddelivered,aballwas
plannedatMauritiusGovernmentHouse,andstampswere
neededtosendouttheinvitationsAlocalprinterwasinstructed
tocopythedesignforthestamps.Heaccidentallywrotedown
thewords"PostOffice"insteadof"PostPaid"ontheseveral
hundredstampsthatheprinted.
Todaythereareonlytwenty-sixofthesemisprintedstamps
left-fourteenOnepennyOrange-RedsandtwelveTwopenny
Blues.BecauseoftheTwopennyBlues5rarenessandage,
collectorshavepaidasmuchas$16800forit.
1.Apostagestamp'svaluetocollectorsisraisedif
A.therearefewotherslikeitleft
B.therearenomistakesonthestamp
C.amistakeismadeintheprinting
D.bothAandB
2.In1847mostcountriesoftheworldwere
A.notyetusingpostagestamps
B.collectingvaluablestamps
C.buyingtheirownstamps
D.printingtheirownstamps
3.In1847,themistakeonthelocallyprintedpostage
stampswasinthe
A.spellingofpostageB.priceC.wordingD.color
4.$16800isthecollector'svalueof
A.theOnepennyOrange-Red
B.theTwopennyBlue
C.anystampprintedin1847
D.bothAandB
5.Thevaluablestampsweredesignedby
A.MauritiusgovernmentB.Britishgovernment
C.MauritiusprintersD.Britishprinters
Passage10
IntheEnglisheducationalsystem,studentstakethreevery
importantexaminations.Thefirstistheeleven-plus,whichis
takenattheageofelevenoralittlepast.Atonetimetheability
oraptitudeshownontheeleven-pluswouldhavedeterminedifa
childstayedinschool.Now,however,allchildrencontinuein
ucomprehensivevschools,andtheeleven,plusdetermines
whichcoursesofstudythechildwillfollowAttheageoffifteen
orsixteen,thestudentsaretestedfortheOrdinaryLevelofthe
GeneralCertificateofEducation.Thisexaminationcoversa
widerangeofsubjects;oncestudentshavepassedthisexam,
theyareallowedtospecialize,sothattwo-thirdsormoreoftheir
coursewillbeinphysics,chemistry,classicallanguages,or
whatevertheywishtostudyatgreaterlength.Thefinal
examination,ateighteen,coversonlythecontentofthespecial
subjects.Evenattheuniversities,studentsstudyonlyintheir
concentratedarea,andveryfewstudentseverventureoutside
thatsubjectagain;inarealsense,theEnglishboyorgirlisa
specialistfromtheageoffifteen.
1.Thepurposeofthispassageisto
A.showwhymostEnglishstudentsare“specialists”
B.showthesuperiorityoftheEnglisheducationalsystem
C.discussthequalitiesoftheEnglisheducationalsystem
D.describethreeteststhattheEnglisheducationalsystem
isbasedon
2.TheexamfortheOrdinaryLeveloftheGeneral
CertificateofEducationisadministratedattheageof
A.fifleenB.eighteenC.elevenD.thirteen
3.Wemayconcludefromthepassagethat
A.theexamthatistakenatageeighteenisnarrowerthan
theothertwoexams
B.failureontheeleven-plusexamexcludesastudentfrom
furtherschooling
C.highereducationismuchnarrowerinscopeinEngland
thaninAmerica
D.physicsandchemistryarethetwomostpopularsubjects
4.Thepassagesuggeststhat
A.mostpeopleinEnglandarecollegegraduates
B.schoolingisverycloselycontrolledinEngland
C.thefailurerateoneleven,plusexamisquitehigh
D.England'sstructurededucationalsystemhasreducedthe
illiteracyrateinthatcountrydramatically
5.Asusedinthelastsentence,theword“venture“means_
A.totaketheriskB.tostudyC.totaketheexamofD.to
specialize
Passage11
Forcenturies,inthecountriesofsouthandSoutheastAsia
theelephanthasbeenanintimatepartoftheculture,economy
andreligion.AndnowheremoresothaninThailand.Unlikeits
Africancousin,theAsianelephantiseasilydomesticated(驯化).
Therareso-calledwhiteelephantshaveactuallylentthe
authorityofkingshiptoitsrulersanduntilthe1920sthe
nationalflagwasawhiteelephantonaredbackground.Tothe
earlyWesternvisitorsthecountry5sromanticnamewas“Landof
theWhiteElephantn.
Today,however,thestoryisverydifferent.Outofwork
andoutofland,theThaielephantstrugglesforsurvivalina
nationthatnolongerneedsit.Theelephanthasfounditself
moreorlessabandonedbypreviousownerswhohavemoved
ontoadifferenteconomicworldandawesternizedsociety.And
whiletheelephant'sproblemsbeganmanyyearsago,nowit
ratesaverylownationalpriority.
Howthisreversalfromnationalicon(圣像)toneglected
animalcameaboutisataleofworseningenvironmentalandthe
changinglivesoftheThaisthemselves.AccordingtoRichard
Lair,Thailand'sexpertontheAsianelephantandauthorofthe
reportGoneAstray,attheturnofthecenturytheremaywell
havebeenasmanyas100000domesticelephantsinthecountry.
InthenorthofThailandaloneitwasestimatedthatmorethan
20000elephantswereemployedintransport,1000ofthem
aloneontheroadbetweenthecitiesofChiangMaiandChiang
Saen.Thiswasatatimewhen90percentofThailandwasstill
forest-ahabitat(栖息地)thatnotonlysupportedtheanimalsbut
alsomadethemnecessarytocarrygoodsandpeopleNothing
ploughsthroughdenseforestbetterthanamassivebut
sure-footedelephant.
By1950theelephantpopulationhaddroppedtoastill
substantial13397,buttodaythereareprobablynomorethan
3800,withanother1350roamingfreeinthenationalparks.But
now,Thailand'sforestcoversonly20percentofthelandThis
deforestation(采伐森林)isthecentralpointoftheelephant's
difficultsituation,forithaseffectivelyputtheanimalsoutof
work.Thiscentury,astheroadnetworkgrew,sotheelephant's
roleasabeastofburdendeclined.
1.WhatcanweknowaboutAfricanelephantsfromthe
passage?
A.Itiseasytotamethem
B.Itishardtotamethem.
C.TheyarelivingabetterlifethanAsianelephants.
D.TheirfateisquitesimilartothatofAsianelephants
2.Thailandwasoncecalled“LandoftheWhiteElephantn
because
A.whiteelephantisrarelyseenandthusveryspecial
B.whiteelephantwasanationalsymboluntilthe1920s
C.whiteelephanthashelpedkingstogaintheruling
authority
D.thisnamewassoromanticthatitwaspopularamong
visitors
3.WhyistheThaielephantuoutofwork”,accordingtothe
author?
A.Becausetheelephantsarenolongerusefultotheir
owners.
B.Becausetheirownersarewesternizedandneglectthem
C.Becausethegovernmentpayslittleattentiontothe
problem.
D.Becausetherearetoomanyelephantsandtoofewjobs.
4.Whichofthefollowingstatementsistreeaboutthe
elephantpopulationatvarioustimes?
A.Therewere100000tamedelephantsattheturnofthe
century.
B.20000elephantswereemployedintransportinThailand
attheturnofthecentury.
C.By1950theelephantpopulationinThailandhasbeen
quitesmall.
D.Todaytheelephantpopulationisestimatedat5150.
5.Thepassageismostprobablyfrom
A.atravelmagazineB.ahistorybook
C.aresearchreportD.anofficialannouncement
Passage12
Thecommunicationsexplosionisonthescaleoftherail,
automobileortelephonerevolution.Verysoonyou'llbeableto
recordyourentirelifeelectronically-anythingamicrophoneora
cameracansenseyou511beabletostore.Inparticular,the
numberofimagesapersoncapturesinalifetimeissuretorise
dramatically.ThethousandimagesayearItakeofmychildren
onadigitalcameraareallprecioustomeInageneration'stime,
mychildren'schildrenwillhavetotalimagedocumentationof
theirentirelives-avisualdiaryoftremendouspersonalvalue.
InCambridge,we'realreadyworkingonmillimeter-square
(平方毫米)computingandsensingdevicesthatcanbelinkedto
theInternetthroughtheradionetwork.Thissortofconnectivity
willexpanddramaticallyastinycommunicationsdevices
becomedirt-cheapandmultiply.Justimaginewhatthepainton
thewallcoulddoifithadthissortofcommunicationsdustinit:
changecolor,playmusic,showmoviesorevenspeakofyou.
Fallingcostsraiseotherpossibilitiestoo.Because
launchingspacevehiclesisabouttobecomeverymuchcheaper,
thenumberofsatellitesislikelytogoupgreatly.There9slotsof
spaceuptheresowecouldhavemillionsofthem.Andifyou
havemillionsoflow-orbitsatellitesyoucanestablishaglobal
communicationsnetworkthatcompletelydoesawaywith
towersandpoles.
SpeechissoflexiblethatIexpectvoicecommunicationto
becomealmostfreeeventually:you'llpayjustamonthlyfixed
chargeandbeabletomakeasmanycallsasyouwant.Bythen
peoplewillalsohavefixedlinkswithbusinesscontacts,friends
andrelatives.OnedayIanticipatebeingabletokeepintouch
withmyfamilyinPolandonanoptical-fiberaudio-videolink;
we'llbeabletositdown“together“toeat.
CarsarcaninterestingIT-platformbecausetheyhavebig
batteriesandthelotsofsofarunconnecteddigitaldevices.Soon
eachonewillbeontheInternetsoyourchildrencanplaygames
whileyou'retravelingandyourpartnercandealwiththeiremail.
AndeverylamppostcouldbeontheInternettoo-eachonewith
sensorstomonitorlight,pollution,airqualityandtrafficflow.
1.Bysayingthathetakesmayimagesofhischildren,the
authorwantsto
A.showhisgreatinterestinphotography
B.comparehisownlifewithhischildren's
C.displaytheinfluenceofcommunicationsonlife
D.demonstratetheeaseofenjoyinglifeelectrically
2.Theauthormostprobablythinksthecommunications
dustis
A.worthlessB.amazingC.smallD.cheap
3.Whichofthefollowingstatementsaboutthelow-orbit
satellitesistrue?
A.Thelow-orbitsatellitescanhelpreducethecostsof
communicationsnetwork.
B.Thelow-orbitsatelliteswillenableallthe
communicationsnetworktocombine
C.Thelow-orbitsatelliteswouldreplacetowersand
polesfunctionally.
D.Therewillbemorelow-orbitsatellitesthanother
kindsofsatellites.
4.Accordingtothepassage,anoptical-fiberaudio-video
linkcanenableusto
A.talkandseeeachothernomatterwhereweare
B.eatwithourfamilynomatterwhereweare
C.talkorseeanyonewewantfreeofcharge
Dfindmorebusinesspartnersandfriends
5.Thephrase“eachone”(Line2,Para.5)canbebest
replacedby
A.eachdigitaldeviceB.eachcarC.eachbatteryD.each
Oerson
Passage13
Manyprivateinstitutionsofhighereducationaroundthe
countryareindanger.Notallwillbesaved,andperhapsnotall
deservetobesaved.Therearelow-qualityschoolsjustasthere
arelow-qualitybusiness.Wehavenoobligationtosavethem
simplybecausetheyexist.
Butmany
温馨提示
- 1. 本站所有资源如无特殊说明,都需要本地电脑安装OFFICE2007和PDF阅读器。图纸软件为CAD,CAXA,PROE,UG,SolidWorks等.压缩文件请下载最新的WinRAR软件解压。
- 2. 本站的文档不包含任何第三方提供的附件图纸等,如果需要附件,请联系上传者。文件的所有权益归上传用户所有。
- 3. 本站RAR压缩包中若带图纸,网页内容里面会有图纸预览,若没有图纸预览就没有图纸。
- 4. 未经权益所有人同意不得将文件中的内容挪作商业或盈利用途。
- 5. 人人文库网仅提供信息存储空间,仅对用户上传内容的表现方式做保护处理,对用户上传分享的文档内容本身不做任何修改或编辑,并不能对任何下载内容负责。
- 6. 下载文件中如有侵权或不适当内容,请与我们联系,我们立即纠正。
- 7. 本站不保证下载资源的准确性、安全性和完整性, 同时也不承担用户因使用这些下载资源对自己和他人造成任何形式的伤害或损失。
最新文档
- 2025年度夜间商业街区治安巡逻打更服务协议范本4篇
- 2025年度个人信用贷款简易合同范本年度更新3篇
- 二零二五年度车辆挂名转让过户手续办理服务协议4篇
- 2025厂房租赁安全协议书:消防安全责任与维护细则2篇
- 二零二五年度车辆安全技术研发奖励合同4篇
- 二零二五年度砂石料行业碳排放交易合同范本3篇
- 自我驱动学习如何有效提升学生的自主学习能力?案例分析
- 科技园区巡察的智能化与标准化进程
- 百色2025年广西百色边境管理支队招聘辅警10人笔试历年参考题库附带答案详解
- 2025年度个人信用保证合同范本5篇
- 八年级语文下册 成语故事 第十五课 讳疾忌医 第六课时 口语交际教案 新教版(汉语)
- 中考语文二轮复习:记叙文阅读物象的作用(含练习题及答案)
- 老年外科患者围手术期营养支持中国专家共识(2024版)
- 子宫畸形的超声诊断
- 2024年1月高考适应性测试“九省联考”数学 试题(学生版+解析版)
- (正式版)JBT 11270-2024 立体仓库组合式钢结构货架技术规范
- EPC项目采购阶段质量保证措施
- T-NAHIEM 101-2023 急诊科建设与设备配置标准
- 《复旦大学》课件
- 针灸与按摩综合疗法
- 四川2024年专业技术人员公需科目“数字经济与驱动发展”参考答案(通用版)
评论
0/150
提交评论