2019-2020年高二英语下学期第一次月考试题实验班

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1、2019-2020年高二英语下学期第一次月考试题实验班说明:本试卷分为选择题和非选择题两部分，共8页，满分150分。考试时间120分钟。第一节（共15小题，每小题2分，共30分）阅读下列短文，从每题所给的四个选项（A、B、C和D）中，选出最佳选项。ATheNationalGalleryofArtinWashington,D.C.,isoneoftheworld'sgreatestartmuseums.Millionsofpeoplehaveentereditsdoorstoseepaintingsbytheworld

2、'sfineartists.Butifthesepricelessmasterpiecesaretobepreserved,theGallerymustprotectthemcarefully.TheGallery's135-manguardforcehassuccessfullypreventedthemfrombeingstolen,butprotectingthepaintingsfromnatureisagreaterproblem.Inpasttimes,theownersofpaintingsdidnot

3、protectthemfromdamagingchangesinhumidity(湿度)andtemperature.Asaresult,thelifeofthesepaintingswereshortened.IntheNationalGallery,however,humidityandtemperaturearecarefullycontrolled.Thebuildingisair-conditionedinsummerandheatedinwinter.Theair-conditioningandheati

4、ngsystemsaresoimportanttothelifeofthepaintingsthattheGalleryhastwoofeachsystem.Ifoneshouldfail,theextraonecantakeover.Lightisanotherenemyofpaintings.Ultravioletrays(紫外线)inlightcausepaintingstofade(褪色).Longago,paintingsoftenhungindarkchurchesandpalaces.Acoatofva

5、rnish(清漆)wasaprotectionfromtheweaklight.Butwhenmuseumstookoverthecareofmanypaintings,theywereoftenhunginbrighterlightthanbefore.Soontheywereindangeroffading.Thedamagingeffectsoflightwereincreasedwhenthemuseumsremovedthevarnishcoating,yellowedwithage.Toprotectit

6、spaintings,theNationalGalleryputaspecialkindofglassinitsskylights.Thisglassallowsvisiblelightstoenterthebuildingbutitkeepsoutharmfulultravioletrays.TheGalleryhasalsodevelopednewandbettervarnisheswhichhelptokeeppaintingsfromfading.Thankstothesenewprecautions,man

7、yoftheworld'sgreatestpaintingsarebeingwellprotectedforfuturegenerationstoenjoy.1.Thetextmainlytellsusabout______.A.theguardforceintheNationalGalleryB.protectinggreatpaintingsfromnatureC.pricelesspaintingsofpasttimesD.theair-conditioningandheatingsystemsintheNat

8、ionalGallery2.WhichofthefollowingisNOTanenemyofpaintings?______.A.Varnish.B.Temperature.C.Light.D.Humidity.3.Theunderlinedword"precautions"inParagraph4isclosestinmeaningto__