2017上海高考英语选词填空专项练习

2017上海高考英语选词填空专项练习

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时间:2018-11-21

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1、SectionBDirections:Completethefollowingpassagebyusingthewordsinthebox.Eachwordcanonlybeusedonce.Notethatthereisonewordmorethanyouneed.A.accurateB.alterationC.averageD.calculatesE.concealF.enormouslyG.initialH.intervalsI.merelyJ.multiplyK.predictionBeyondtwoorthreedays,

2、theworld’sbestweatherforecastsarebasedonguesswork,andbeyondsixorseventheyareworthless.TheButterflyEffectisthereason.Forsmallpiecesofweather—andtoaglobalforecaster,smallcanmeanthunderstormsandsnowstorms—any___41___failsrapidly.Errorsanduncertainties___42___,gatheringupw

3、ardthroughachainofunstablefeatures,fromdustdevils(尘旋风)andwindstormsuptocontinent-sizeeddies(旋风)___43___satellitescansee.Themodernweathermodelsworkwithanetworkofpointsoftheorderofsixtymilesapart,andevenso,some___44___datahastobeguessed,sincegroundstationsandsatellitesca

4、nnotseeeverywhere.Butsupposetheearthcouldbecoveredwithsensorsspacedonefootapart,risingatone-foot___45___allthewaytothetopoftheatmosphere.Supposeeverysensorgivesperfectly___46___readingsoftemperature,pressure,dampness,andanyotherquantityameteorologist(气象工作者)wouldwant.Ex

5、actlyatnoona(n)___47___powerfulcomputertakesallthedataand___48___whatwillhappenateachpointat12.01,then12.02,then12.03…ThecomputerwillstillbeunabletopredictwhetherPrinceton,NewJersey,willhavesunorrainonadayonemonthaway.Atnoonthespacesbetweenthesensorswill___49___alterat

6、ionsthatthecomputerwillnotknowabout,tinyvariationsfromthe___50___.By12.01,thosealterationswillalreadyhavecreatedsmallerrorsonefootaway.Soontheerrorswillhavemultipliedtotheten-footscale,andsoonuptothesizeoftheglobe.7Keys:41-45KJIGH46-50AFDECSectionBDirections:Completeth

7、efollowingpassagebyusingthewordsinthebox.Eachwordcanonlybeusedonce.Notethatthereisonewordmorethanyouneed.A.countlessB.exhaustedC.comparisonD.essentialE.estimatesF.distinctiveG.relativelyH.clearedI.unfortunatelyJ.recycledK.restrictsRainforests,foundinEarth’stemperateand

8、tropical(热带的)zones,aresomeofthemostbiologicallyvariedecosystemsontheplanet.Allrainforestssharecertain___41___features

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