2019-2020年高二英语下学期第一次月考试题普通班(I)

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1、2019-2020年高二英语下学期第一次月考试题普通班(I)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'sfineartists.Buti

2、fthesepricelessmasterpiecesaretobepreserved,theGallerymustprotectthemcarefully.TheGallery's135-manguardforcehassuccessfullypreventedthemfrombeingstolen,butprotectingthepaintingsfromnatureisagreaterproblem.Inpasttimes,theownersofpaintingsdidnotprotectthemfromdamagingchangesinhumidit

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

4、hastwoofeachsystem.Ifoneshouldfail,theextraonecantakeover.Lightisanotherenemyofpaintings.Ultravioletrays(紫外线)inlightcausepaintingstofade(褪色).Longago,paintingsoftenhungindarkchurchesandpalaces.Acoatofvarnish(清漆)wasaprotectionfromtheweaklight.Butwhenmuseumstookoverthecareofmanypainti

5、ngs,theywereoftenhunginbrighterlightthanbefore.Soontheywereindangeroffading.Thedamagingeffectsoflightwereincreasedwhenthemuseumsremovedthevarnishcoating,yellowedwithage.Toprotectitspaintings,theNationalGalleryputaspecialkindofglassinitsskylights.Thisglassallowsvisiblelightstoentert

6、hebuildingbutitkeepsoutharmfulultravioletrays.TheGalleryhasalsodevelopednewandbettervarnisheswhichhelptokeeppaintingsfromfading.Thankstothesenewprecautions,manyoftheworld'sgreatestpaintingsarebeingwellprotectedforfuturegenerationstoenjoy.1.Thetextmainlytellsusabout______.A.theguard

7、forceintheNationalGalleryB.protectinggreatpaintingsfromnatureC.pricelesspaintingsofpasttimesD.theair-conditioningandheatingsystemsintheNationalGallery2.WhichofthefollowingisNOTanenemyofpaintings?A.Varnish.B.Temperature.C.Light.D.Humidity.3.Theunderlinedword"precautions"inParagraph4

8、isclosestinmeaningto______