科技话题原创阅读理解高三备考

1阅读与完形高三Passage1题材体裁难度系数字数题数阅读时间正确率科学技术说明文★★35656分钟(电磁谱)isgenerallycalledanLEDgrowlight.Itwillemitanelectromagneticspectrumthatisgoodenoughfortheprocessofphotosynthesis(光合作用).Theyaremostcommonlyusedinwinter.Thisisbecausewinteristhecoldesttimeofyearwithalargenumberofcloudscoveringupthenaturalsunlight.Itisvitalforplantstoreceiveenoughsunlighttogrow.AnLEDgrowlightisaveryefficienttoolforgardenersduringthewinterseasonbecauseitallowsthemtocontinuegrowingplantsthataregenerallymadeforthesummerandspring.Thegrowlightsimitatethesamelightgivenfromthenaturalsunlight.Theycanalsobeadjustedtoemitonlyenoughlighttostimulatethegrowthofaparticulartypeofplant.TheLEDgrowlightsareabletomimicthedifferenttemperaturesoftheweather.Thisisdoneusingvariouscolorsthataremadebythegrowlights.Itisalsomadepossiblebythedifferentlevelsofintensity(强度)thatcanbeadjustedontheLEDgrowlights.Thelightscanbeadjustedbasedofthestageofcultivationoftheplants.Thiscanbeconcerningthegrowthstage,floweringphase,orthefruitingphase.Homeandgardenstoreswillhavealltheequipmentneededforgrowingahealthygarden,andasmorepeoplestartusingLEDtechnology,theywillcarryevenmoreoptions.LEDgrowlightsareincreasinglybeingusedoutsidetheindustrialsector,though.Peoplewholovetogrowtheirownplantsoutsideandinpersonalgreenhousesusethelightsasapermanentelementofgrowingtheirplants.Somepeopleonlyusethegrowlightswhentheyareneeded,suchasinthewinter.AsLEDlightsbecomemorepopular,peoplearefindingwaystousethemcreativelyandmaximizetheiroutput.Whetherthroughtheuseofmirrorsorgreenhouses,itisclearthatplantsbenefitfromtheiruse.ItlookslikeLEDgrowlightsareheretostay.根据短文内容，选择最佳答案。1.Thegrowlightswasinvented______.A.toprotectplantsB.togivelightingatnightC.toincreaseproductionD.towarmupinwinter2.Weneedn’tuseLEDgrowlights______.A.insummerB.ingreenhousesC.inwinterD.intheindustrialsector3.Theunderlinedword“mimic”inparagraph3canbereplacedby________.A.changeB.improveC.adaptD.imitate4.WhichstatementisNOTtrueaccordingtothepassage?A.GardenersuseLEDgrowlightsasausefultool.B.Thelightofgrowlightsisbetterthanthenaturalsunlight.C.Growlightsareusedmorewidelynowadaysthanbefore.D.Peopleoftenusegrowlightsoutsidetheindustrialsector.25.Thebesttitleofthepassageis______.A.LEDGrowLightTechniquesB.HowtoIncreaseFoodOutputC.GettingWarmthfromMagicalLightsD.LEDLightsUsedinGreenhousesPassage2题材体裁难度系数字数题数阅读时间正确率科学技术说明文★★★31756分钟(大片)HarryPotterbookseries,scientistshavebeenfallingalloverthemselvestocreateamaterialthatcannotonlycamouflage(伪装)people,butalsocamouflagebuildings.NowaCanadiancompanyclaimstohavewonthatracewithamagicaltextilethatitproperlycalls“QuantumStealth”.BritishColumbiabasedHyperstealthTechnologyCorporationclaimsthatthematerialmakesitswearercompletelyinvisible,eventopeoplewithnightglasses.Also,justliketheyoungwizard'scoat,itislightweightanddoesnotneedcameras,batteries,lightsormirrorstooperate.Butbestofall,itischeaptomanufacture!Sohowdoesitreallywork?Wellthatisatopsecret.Besidesstatingthattheyhavesuccessfullymanagedtobendlightwaves,sothattheygoaroundthematerialinsteadofthroughit,thecompanyisnotgivingoutanydetails.Whatitdoesdetailisallthegooduses'QuantumStealth'couldbeputto-RangingfromprotectingUSandCanadiansoldiersforcedtostepintoenemyregion,toallowingspecialarmedforcestocarryoutsurpriseattackwithoutanyfearofbeingseen.Andifthatisnotenoughtheyevenimaginecreatingaircraftsandsubmarinesthatcangocompletelyundetected.ToprovethatQuantumStealthreallyexists,thecompanyhasreleasedphotosandevenavideoshowingitsmagicalproperties.Forthosethatarestillskeptical,theyhaveonlyonethingtosay-BoththeUSandCanadianMilitaryofficialshavewitnesseditliveandaresoimpressedthattheyarenowworkingwithHyperstealthTechnologytocreatethenextgeneration'survivalblanket'thatcouldmakethesoldierinvisibleallatonce!Ifthisisindeedtrue,wehaveonlyonequestion-Whenwillthismagicalfabricbeavailabletotherestofus?根据短文内容，选择最佳答案。1.Theunderlinedpartinthetextprobablymeans“_______”.A.succeedinginB.fallingdownC.tryingone'sbestD.failingbyoneself2.Accordingtothistext,QuantumStealthis_______.A.akindofmaterialmakinguserinvisibleB.atypeofglassesbetterthannightglassesC.anadvancedweaponusedtoattackenemyD.adeviceusedasareplacementforcameras3.ThecoatmadeofQuantumStealthmustbe________.3A.ordinaryandlightB.magicalandimaginaryC.convenientandcheapD.creativeandheavy4.Thethirdparagraphismainlyabout_______.A.whetherthematerialistrueorfalseB.thereisnodetailsaboutthematerialC.thematerialhasbeenputintopracticeD.thematerial’stheoryanduses5.WhichofthefollowingstatementisTRUEaccordingtothelastparagraph?A.Thephotosandvideomustbefalse.B.Thetechnologyneedstobeimproved.C.Themagicaltextilewillbeavailableinpeople’slifesoon.D.Theevidencesetoutissimilarto“HarryPotter”.Passage1题材体裁难度