高三英语暑假练习阅读篇附答案Word文件下载.docx
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Becausehealthysavingsratesareoneofthesurestindicatorsofacountry’slong-termfinancialhealth.Highsavingslead,overtime,toincreasedinvestment,whichinturngeneratesproductivitygains,__62__andjobgrowth.__63__,savingsaretheseedcornofagoodeconomicharvest.
TheU.S.governmentthusneedstoactaswell.Byrunning__64__deficits,itisdis-saving,evenashouseholdssavemore.PeterOrszag,Obama’sBudgetDirector,__65__calledtheU.S.budgetdeficitsunsustainableandhe’sright.Todate,theU.S.hasseemedunabletoseetheconsequencesofspendingsomuchmorethanistakenin.Thatneedstochange.
51.A.playB.takeC.makeD.give
52.A.concernB.processC.promoteD.consume
53.A.ButB.ThereforeC.HoweverD.Furthermore
54.A.drainedB.dippedC.discountedD.dissolved
55.A.issuesB.crisisC.troublesD.questions
56.A.cutB.putC.shutD.get
57.A.reasonsB.situationsC.areasD.zones
58.A.takeoffB.breakoutC.makeupD.carefor
59.A.unlessB.beforeC.afterD.while
60.A.longB.shortC.goodD.bad
61.A.doubtB.wonderC.chanceD.problem
62.A.conditionB.actionC.innovationD.location
63.A.IngeneralB.InshortC.InadditionD.Inasense
64.A.significantB.constantC.consciousD.stable
65.A.occasionallyB.consequentlyC.recentlyD.accidentally
(A)
Whenpeoplethinkofimprovingtheirdiet,theyoftentalkabouteatingmorefruitsandvegetables.Otherswanttoeatmorefishandlessredmeat,inadditiontoreducingtheamountoffoodtheyeat.But,theycanimprovetheirdietsevenmorewithjustasimpleaddition.Americanresearchershavefoundthatadietrichinspicescanhelpreducetheharmfuleffectsofeatinghighfatmeals.
PennsylvaniaStateUniversityAssociateProfessorShielaWestledaninvestigationofthehealtheffectsofaspice-richdiet.Herteamknewthatahigh-fatmealproduceshighlevelsoftriglycerides(甘油三脂),akindoffat,intheblood.Shesaid,“Ifthishappenstoofrequently,oriftriglyceridelevelsareraisedtoomuch,yourriskofheartdiseaseisincreased.”
Aspartofthestudy,herteampreparedmealsontwoseparatedaysforsixmenbetweentheagesof30and65.Themenwereoverweight,buthealthy.Theresearchersaddedabout30millilitersofspicestoeachservingofthetestmeal,whichincludedchickencurry,Italianherbbreadandacinnamon(肉桂树皮)biscuit.Themealforthecontrolgroupwasthesame,butitdidnotincludeanyspices.
Duringtheexperiment,theresearchersremovedbloodfromthemenevery30minutesforthreehours.Theyfoundthatantioxidantactivity(抗氧化活性)inthebloodofthemenwhoatethespicymealwas13percenthigherthanitwasforthemenwhodidnot.Inaddition,insulin(胰岛素)activitydroppedbyabout20percentinthemenwhoatethespicyfood.
ShielaWestsaysmanyscientiststhinkthatoxidativestressleadstoheartdisease.Andwhatexactlyisoxidativestress?
Thinkofanapplethathasbeencutinhalfandsetasideforhalfanhourorso.Thecutsideoftheappleturnsbrown.Thatisasimpleexplanationofwhathappenswhenoxidativestresscomesincontactwiththeinsideandoutsideofourbodies.
ProfessorWestsays,“Antioxidants,likespices,maybeimportantinreducingoxidativestressandthusreducingtheriskofchronicdisease.”Sheaddsthatthelevelofspicesusedinthestudyprovidedthesameamountofantioxidantsfoundin150millilitersofredwineorabout38gramsofdarkchocolate.
66.Whatdoestheauthoradvisepeopletodointheirdiets?
A.Eatinglargeamountoffood.B.Eatinglessfruitsandvegetables.
C.Eatingmorevegetablesandfish.D.Eatingsmallamountoffoodwithspices.
67.Whatisthefunctionofspicesaccordingtothepassage?
A.Tohelppeopleloseweight.B.Tocurechronicdisease.
C.Toreducetheriskofheartdisease.D.Tocauseoxidativestress.
68.Whathappenedtothemenwhoatethespicymealaccordingtotheexperiment?
A.Theantioxidantactivityintheirbloodbecameincreased.
B.Theinsulinactivityintheirbodybecameincreased.
C.Theleveloftriglycerideintheirbloodwasincreased.
D.Theoxidativestressintheirbodywasstrengthened.
69.WhatdoesProfessorWestshowbycitingtheexampleofahalfapple?
A.Thewholethingcanbedividedintotwoparts.
B.Itimpliesoxidativestressisharmfultoourhealth.
C.Anappleistheonlyfoodthatcontainsantioxidants.
D.Wecankeepdiseasesawayifwehaveanappleaday.
(B)
WhichtabletcomputershouldYOUbebuying:
Theyarethisyear'
smusthave...andthere'
sastyletosuiteveryone?
Bestforyoungchildren
LeapPadExplorer2,£
68
Aimedatchildrenbetweenthreeandnine(thoughanine-year-oldmightfinditalittlesimple),itcomesinpinkorblueandwithfivebuilt-ineducationgames(youcanbuymore).Besides,theLeapPaddoesnotallowaccesstotheinternet—soitisimpossibleforyourchildtostumbleacrossanythinginappropriate.
Pros:
Theeducationgamesarewell-designed,thebuilt-invideocameraisafunwaytoplayatbeingafilmdirector.
Cons:
Someofthegamesareshockinglyexpensive.Andthepoweradaptorisnotincluded.
Bestforteenagers
iPad4thgeneration,£
399-£
659
TheiPadisstillthemarketleader,andforgoodreason.Iftheteenagerinyourhouseenjoysplayingcomputergames,thelatestofferingfromAppleistheonetochoose.
Noothertabletcancompetewiththenearonemillion‘apps’(thenameApplecreatedforspecially-designeddownloadableprograms)availablefortheiPad.
Simpletouse,evenforthosewhousuallystrugglewithtechnology.
Considerablymoreexpensivethanmostcompetitors.
Bestforworkingparents
MicrosoftSurface,£
559
Tabletsarebrilliantforleisure—butwhatifyouwanttodoabitofwork?
Notabletcanyetcompetewith
afull-sizelaptopcomputer,but
thisistheonlytablet
thatallowsyoutouseMicrosoftWord,ExcelandPowerpoint(theyareallpre-installedandincludedintheprice)andyou
canbuyaprettylovelymini-keyboardfortypinglettersandemails,whichalsodoublesupasthecover.
TheSurfaceisgoodforwatchingmovies—abonuswhenstuckintheairportonabusinesstrip—andsurfingtheinternet.
Con:
Thekeyboardisanexpensiveadd-on—costingupto£
109.Itmightbecheapertobuyalaptop(thoughatabletismuchsmallerandlighter).
Bestforbookworms
AmazonKindlePaperwhite,£
109
Nearlyalltabletsletyoudownloadbooks.It'
sagreatwaytotakeamountainouspileofhardbacksonholidaywithoutstuffingyoursuitcase.
Butmosttabletshaveashinyscreen—whichcanbeverydistractingwhenyou'
retryingtoread.ThePaperwhiteisdifferent:
itsmattscreenandcrispblackletteringimitatethelookofwordsonpaperbrilliantly.Andyetyoucanstillreadthewordsinthedark.
Easyontheeye,excellentbatterylife,180,000freebooks(ifyousubscribetotheAmazonPrimecustomerloyaltyservice)plushundredsofthousandsmoretobuy.
NoTV,films,games,internetorcamera.
70.
Theunderlinedphrase‘stumbleacross’mostprobablymeans‘___________’.
A.meetwithB.quarrelwithC.comparewithD.competewith
71.WhichofthefollowingaboutSurfaceisNOTTRUE?
A.Thekeyboardwilladdtothecost.
B.Thekeyboardcanserveasacover.
C.YouhavetopayextratoinstallMicrosoftWord.
D.YoucanwatchmoviesorsurftheInternetwithit.
72.Ifyouareagamelover,whichtabletisleastlikelytobeyourchoice?
A.LeapPadExplorer2.B.iPad4thgeneration.
C.MicrosoftSurface.D.AmazonKindlePaper
73.IfyouwanttoaddsomethingtoyourpreparedPPTforapresentationatameeting,whichtabletismosthelpful?
C.MicrosoftSurface.D.AmazonKindlePaper.
(C)
Wearenotwhowethinkweare.
TheAmericanself-imageissuffusedwiththegoldenglowofopportunity.WethinkoftheUnitedStatesasalandofunlimitedpossibility,notsomuchaclasslesssocietybutasaplacewhereclassismutable—aplacewherebrains,energyandambitionarewhatcounts,notthecircumstancesofone'
sbirth.
TheEconomicMobilityProject,anambitiousresearchinitiativeledbyPewCharitableTrusts,lookedattheeconomicfortunesofalargegroupoffamiliesovertime,comparingtheincomeofparentsinthelate