高考英语 阅读理解基础练习19Word格式文档下载.docx

高考英语 阅读理解基础练习19Word格式文档下载.docx

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Trafficlightsarekeytoolsforregulatingtrafficflow.Theyarenot，however，perfect.Driverscomplainthetrafficjamsthatwouldhappenatunmanagedcrossingsforapatternofstopgomovementthatcanstillbeannoying，andwhichburnsmorefuelthanasmoothpassage.

Creatingsuchasmoothpassagemeansadjustingavehicle'

sspeedsothatitalwaysarrivesatthelightswhentheyaregreen.Thatistheoreticallypossible，butpracticallyhard.Roadsidesignswiredtotrafficlightscanhelpgetthemessageacrossacouplehundredmetresfromacrossing，butsuchsignsareexpensive，andarenotwidespread.MargaretMartonosiandEmmanouilKoukoumidisatPrincetonUniversity，andLiShiuanPehattheMassachusettsInstituteofTechnology，however，haveanideathatcouldmaketheprocesscheaperandmoreeffective.Insteadofahardwirednetworkofsigns，theyproposetousemobilephoneapplications.

Foradrivertobenefit，hemustloadtheteam'

ssoftware，namedSignalGuru，intohisphoneandthenputitonaspecialthingattachedtotheinsideofhiscar'

swindscreen，withthecameralens（镜头）pointingforward.SignalGuruisdesignedtodetecttrafficlightsandtracktheirstatusasred，yelloworgreen.Itbroadcaststhisinformationtootherphonesintheareathatarefittedwiththesamesoftware，and—ifthereareenoughofthem—thephonesthuseachknowthestatusofmostofthelightsaroundtown.Usingthisinformation，SignalGuruisabletocalculatethetrafficlightschedulefortheareaandsuggestthespeedatwhichadrivershouldtravelinordertoavoidredlights.

TestsinCambridge，Massachusetts，wherefivedriverswereaskedtofollowthesamerouteforthreehours，andinSingapore，whereeightdriverswereaskedtofollowoneoftworoutesfor30minutes，revealedthatSignalGuruwascapableofpredictingtrafficlightactivitywithanaccuracyof98.2%and96.3%respectively，inthetwocities.ThiswasparticularlyimpressivebecauseinCambridgethelightsshifted，roughlyhalfwaythroughthetest，fromtheirunbusyscheduletotheirafternoontrafficschedule，whileinSingaporelightsareadaptive，usingdetectorsfixedundertheroadtodeterminehowmuchtrafficispresentandthuswhenasignalshouldchange.InneithercasewasSignalGurufooled.

Fuelconsumptionfell，too—byabout20%.SignalGuruthusreducesbothannoyanceandfueluse，andmakesgoingbackandforthtoworkaslightlylesshorribleexperience.

56．Roadsidesignswiredtotrafficlightsarenotthebestwaytocreateasmoothpassagebecause______.

A．theyareexpensiveandeasilybreak

B．theyaretoocostlyandnotwidelyused

C．theyarecomplexandconfusingtodrivers

D．theyaretheoreticallypossiblebutpracticallyuseless

57．SignalGuruisanapplicationusedon______.

A．acameraB．acomputer

C．amobilephoneD．aGPSsysteminone'

scar

58．Withtheinformationitcollectsandprocesses，SignalGuruisableto______.

A．helpdriversavoidtrafficaccidentsB．helpdriverstoadjusttheirspeed

C．changethetrafficlightsinadvanceD．sendinformationtoallcellphones

59．ThetestsinCambridgeandSignaporewereimpressivebecauseSignalGuru______.

A．provedtobeunreliableB．operatedatahighspeed

C．functionedratherstablyD．understooddrivers'

schedules

56．B　根据文章第二段第三句中的“...butsuchsignsareexpensive，andarenotwidespread.”可知应选B项。

57．C　根据第三段第一句中的“Foradrivertobenefit，hemustloadtheteam'

ssoftware，namedSignalGuru，intohisphone...”可知，SignalGuru是一种安装在手机里的应用软件，故选C项。

58．B　根据第三段的最后一句“Usingthisinformation，SignalGuruisabletocalculatethetrafficlightschedulefortheareaandsuggestthespeedatwhichadrivershouldtravelinordertoavoidredlights.”可知，SignalGuru可以帮助司机调整车速，避免等红灯。

59．C　根据第四段中的“ThiswasparticularlyimpressivebecauseinCambridge...InneithercasewasSignalGurufooled.”可知，在这两个试验中，虽然各有干扰因素，但是SignalGuru运作相当稳定，并未受到“愚弄”，因此选C项。

阅读（共20小题；

每小题2分，满分40分）

第一节阅读理解（共15小题；

每小题2分，满分30分）

阅读下列短文，从每题所给的A、B、C和D项中，选出最佳选项，并在答题卡上将该项涂黑。

In1971ayoungmanwhogrewupverypoorwastravelingacrossthecountry,tryingtomakeanewstartforhimself.Alongthewayhehadcompletelyrunoutofmoneyandwasforcedtospendthenightinhiscar.Thiscontinueduntilonemorning,afteraweekofsleepinginhiscar,hewalkednervouslyintoarestaurantandorderedabigbreakfast.

Aftereatinghisfirstgoodmealinweeks,hefoundhimselflyingtothewaiter,tellinghimhehadlosthiswallet.Thewaiter,whowasalsotheowner,walkedbehindthechairwheretheyyoungmanhadbeensitting.Hebentdown,andcameupwitha$20billthatlookedasifithadfallenonthefloorandsaid,“Son,youmusthavedroppedthis,”theownersaid.Theyoungmancouldn’tbelievehisluck!

Hequicklypaidforthebreakfast,leftatip,boughtgaswiththechange,andheadedWest.

Onthewayoutoftown,hebegantounderstandwhatthatfellowdid.Maybenobodydroppedthemoneyatall.“MaybethatfellowjustknewIwasintroubleandhehelpedmeinawaythatdidn’tembarrass（使困窘）me.SoIjustmadeapromisetohelpotherpeopleifIcan.”

Later,heworkedveryhardandbecamearichman.Now,helivesnearKansasCity.Eachyearhegivesawaythousandsofdollars.Heisknownasthe“SecretSanta”becauseatChristmastimeeachyear,hepersonallyhandsmoneyouttothoseonthestreetandatrestaurants.Lastyear,hegavemorethan$50,000awayinKansasCity.

51.Theyoungmanwastravelingacrossthecountryin1971probablyto________.

A.findapieceofworktodoB.handoutgiftstopassers-by

C.lookforagoodrestaurantD.showhisnewcartoothers

52.Theunderlinedword“this”inthesecondparagraphrefersto________.

A.awalletB.hisluckC.the$20billD.histip

53.Onthewayoutoftown,theyoungmangottoknowthat________.

A.itwasveryhonestoftheownertoreturnhismoney

B.anothermanwhohadbreakfastintherestaurantlostthemoney

C.hecouldprobablyfindhimselfajobintherestaurant

D.theownerhelpedhiminawaythatdidn’thurthisfeelings

54.Fromthistextwecaninferthat________.

A.themanraisedmoneyforthepoor

B.themandidcarryouthispromise

C.Santagivesthemanmoneyeachyear

D.themanwasnotsuccessfulintheend

55.Thebesttitleforthistextmaybe________.

A.SecretSantaofKansasCityB.TheKeytoSuccess

C.AKindWaiterintheRestaurantD.NeverGiveUp

参考答案-----------51--55ACDBA

PassageA

本文是一篇记叙文，讲述了一位神秘的圣诞老人的故事。

51.A.推理判断题本文第一段tryingtomakeanewstartforhimself告诉我们这个人在寻求事业上新的开始。

52.C.指代关系题第二段提到餐馆老板举起一张20美元的钞票，问是否是年轻人丢的。

由此可知，this指的是这20美元的钞票。

53.D.事实细节题第三段告诉我们年轻人逐渐明白了老板是为了不伤害自己的自尊心，不使自己感到尴尬才这么做的。

54.B.推理判断题第三段说SoIjustmadeapromisetohelpotherpeopleifIcan.最后一段就告诉我们他每年圣诞节都要帮助很多人，可见他兑现了自己的诺言。

55.A.主旨大意题本文给我们讲述的就是一位神秘的圣诞老人的故事。

陕西师大附中月考）

Increasingly，Americansarebecomingtheirowndoctors，bygoingonlinetodiagnosetheirsymptoms，orderhomehealthtestsormedicaldevices，orevenselftreattheirillnesseswithdrugsfromInternetpharmacies（药店）．Someavoiddoctorsbecauseofthehighcostofmedicalcare，especiallyiftheylackhealthinsurance.Ortheymaystaybecausetheyfinditembarrassingtodiscusstheirweight，alcoholconsumptionorcouchpotatohabits.Patientsmayalsofearwhattheymightlearnabouttheirhealth，ortheydistrustphysiciansbecauseofnegativeexperiencesinthepast.Butplayingdoctorcanalsobeadeadlygame.

Everyday，morethansixmillionAmericansturntotheInternetformedicalanswers—mostofthemaren'

tnearlyskepticalenoughofwhattheyfind.A2002surveybythePewInternet&

AmericanLifeProjectfoundthat72percentofthosesurveyedbelieveallormostofwhattheyreadonhealthwebsites.Theyshouldn'

t.Lookup“headache”，andthechancesoffindingreliableandcompleteinformation，freefromamotivationforcommercialgain，areonlyoneinten，reportsanApril2005BrownMedicalSchoolstudy.Ofthe169websitestheresearchersrated，only16scoredas“highquality”．Recentstudiesfoundfaultyfactsaboutallsortsofotherdisorders，causingoneresearchteamtowarnthatalargeamountofincomplete，inaccurateandevendangerousinformationexistsontheInternet.

Theproblemisthatmostpeopledon'

tknowthesafewaytosurftheWeb.“TheyuseasearchenginelikeGoogle，get18trillionchoicesandstartclicking.Butthat'

srisky.Becausealmostanybodycanputupasitethatlooksauthoritative（权威的），it'

shardtoknowwhetherwhatyou'

rereadingisreasonableornot，”saysDr.SarahBassfromtheNationalCancerInstitute.

60．Accordingtothetext，anincreasingnumberofAmericans______.

A．aresufferingfrommentaldisordersB．turntoInternetforhelp

C．liketoplaydeadlygameswithdoctorsD．areskepticalaboutsurfingmedicalwebsites

61．AccordingtothestudyofBrownMedicalSchool，______.

A．morethan6millionAmericansdistrustdoctors

B．only1/10ofmedicalwebsitesaimtomakeaprofit

C．about1/10ofthewebsitessurveyedareofhighquality

D．72%ofhealthwebsitesofferincompleteandfaultyinformation

62．Whichofthefollowingistheauthor'

smainargument?

A．It'

scheaptoselftreatyourownillness.

B．It'

sembarrassingtodiscussyourbadhabits.

C．It'

sreasonabletoputupamedicalwebsite.

D．It'

sdangeroustobeyourowndoctor.

63．AccordingtoDr.SarahBass，whatistheproblemwiththepeopleturningtotheInternetformedicalhelp?

A．Theyhavenoideawhatsearchenginesaresafe.

B．Theyalwaysclicktoomanyauthoritativesites.

C．TheyareeagertoapplywhattheyreadontheNet.

D．Theydon'

tknowhowtogetsafeinformationwhilesurfingtheInternet.

60．B　由全文第一句“Increasingly，Americans