2019-2020年高考英语阅读、短文语法填空精练3.doc

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1、2019-2020年高考英语阅读、短文语法填空精练（3）阅读理解。阅读下列短文,从给的四个选项(A、B、C和D)中,选出最佳选项。Theearthisgettingwarmer.Overthepast100yearsEarth’stemperaturerosebyabout1°F.ScientistspredictthatEarthwillcontinuetowarmbyabout2—6°Foverthenext100years.Thatmaynotsoundlikemuch,butthinkaboutthis:DuringthelastIceAge,Earthwason

2、ly9°Fcoolerthanitistoday,andlargesheetsoficecalledglaciers(冰河)coveredlargepartsofNorthAmerica!ThewarmingofEarth’sclimateiscalledglobalwarmingScientistsarenotsureofwhatcausesclimatechange.Earthcouldbewarmingonitsown,however,mostscientistsbelievethathumanactivityisspeedinguptheclimatechange

3、.Earthwarmsitselfthroughaprocesscalledthegreenhouse(温室)effect.WhensunlightentersEarth’satmosphere(大气),itpassesthroughalayerofgreenhousegases.Greenhousegasesoccurnaturally,buthumansalsocreatethembyburningfossilfuels.WhensunlighthitsEarth’ssurfaceitbounces_backtowardthesky.Thegreenhousegase

4、strapsomeofthesunlightonEarthandallowtheresttogobackintospace,makingEarth’stemperaturewarm.Theprocessworksmuchinthesamewayasagreenhouse,henceitsname.Iftherearetoomanygreenhousegasesintheatmosphere,toomuchsunlightmaybetrapped,makingEarthwarmer.Scientistscannotpredictexactlywhatwillhappenas

5、Earth’stemperaturerises.Theybelievearapidclimatechangecouldupsetthebalanceoftheecosystem(生态系统),causingsomelandandmarine(海产的)lifetobeeextinct.Astemperaturesrise,theworld’sglacierswillmelt(融化)intotheocean,causingsealevelstorisebetweenseveralinchestothreefeetduringthenext100years.Higherseale

6、velscouldcausefloodingofcoastallands.Warmeroceanwatercouldcauseincreasedstormactivityonthecoastswhileareasawayfromthecoastsmayexperiencedroughts.Thesearejustafewofthepossibleeffectsofglobalwarming.1．Thebesttitleforthistextwouldbe________.A．Climate　　　　　　　B．ClimateChangeC．GlobalWarmingD．Gre

7、enhouseEffect2．HumanscreategreenhousegaseseverytimeEXCEPTwe________.A．playvideogamesB．useahairdryerC．rideinacarD．usesolarenergylights3．WhichofthefollowingisNOTtheeffectofclimatechange?A．Risingtemperature.B．Theextinctionofsomewildlife.C．Sealevelrising.D．Floodingofcoa