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高考英语阅读表达练习高考英语阅读表达练习阅读表达练习该题型的测试目的是从多方位多角度考查考生通过阅读获取信息、处理信息并进行书面表达的能力。下面请看小编带来的`高考英语阅读表达练习！高考英语阅读表达练习TodayI’llbetalkingabouttheinventionofthecameraandphotography.Thecameraisoftenthoughttobeamoderninvention,butasearlyas1727,aGermanphysicistdiscoveredthatlightdarkenssilversalt.Usedasacamera,abigboxwassetup,andasmallholewascutinonesidetoletthelightin;hemadetemporarypicturesonthesalt.Silversaltisstillthebaseofthephotographicfilmtoday.ThenaFrenchscientistmadethefirstpermanent(永久的)picturebyusingaspecialpieceofmetalwhichwascoveredwithsilversalt.Aphotographhemadein1826stillexists.ThepainterDeGearimprovedtheprocess(制作法)bycoveringthemetalalsowithplacingthecommonsaltwhichwecaneat.Thiswasin1839,theofficialdateofbeginningofphotographs.Buttheproblemwastheprintingofthephotographs.Anditwasn’tuntilotherscientistsdevelopedthekindofphotographicpaperwenowusethatgoodprintswerepossibleandphotographybecametrulymodern.Inthe1870’s,MatthewBradeywasabletotakehisfamouspicturesinAmericanCivilWar.Inthe20’softhiscentury,GeorgesMannoftheUnitedStatessimplifiedfilmdeveloping(冲洗),andDrEdwardLaneinventedtheso—called‘InstantCamera’whichusesself—developingfilm.Ifwesayphotographycameintoexistencein1839,itfollowsthatittookmorethan100yearsforthecameratoreachitspresentconditionoftechnicalrefinement(密度).1.Whatdiscoverywasthebasisofphotography?A.Lightdarkenssilversalt.B.Lightdarkensnaturalsalt.C.Lightdarkenssilver.D.Lightdarkensself--developingfilm2.Howwasthefirstpermanentpicturemade?A.Bymakinguseofspecialpaper.B.Byaddingcommonsalttosilversalt.C.Bygivingaslightcolourtothesilversalt.D.Byusingaspecialpieceofmetal.3.Whatdoesthespeakerregardastheofficialdateofbeginningofphotography?A.1727B.1826C.1839D.18704.AccordingtothespeakerwhyisMatthewBradeyrememberedtoday?A.Hewasasoldier.B.Hetookwarphotographs.C.Hepaintedportraits.D.Hedesignedaportablecamera.5.WhatdidDoctorEdwardLaneinvent?A.Acheapprocessofdevelopingfilmathome.B.Anewkindoffilm.C.Anautomaticprinter.D.An‘instantcamera’thatdevelopsitsownfilm.答案：1A2D3C4B5D
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