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1、2019中考英语阅读理解编习题(十一)及答案PassageA(2019中考科普环保类选练)Inmostsituations,lighthelpsussee.Butnowadayshumansareusingtoomuchofitsothatitisinfactakindofpollution.Whenitcomestolookingatthenightsky,toomuchlightmakesitdifficultforustowatchsomeoflife’smostwonderfulsights:stars,plane
2、tsandevengalaxies(星系).Accordingtoscientificresearch,about2,500starscanbeseenbythehumaneyewithoutusinganyspecialequipment(设备).Butbecauseoflightpollution,youcanonlysee200to300starsfromtoday’scountryside,andnomorethantenstarsfromacity.Inmostbigcities,peoplecannotseet
3、heskyfilledwithstarsliketheydidintheirchildhood.Lightpollutionaffectsmorethanjustourviewofsky.Researchshowsthatlotsofnighttimelightcanharmwildlife,too.Whenbirdsflytoanotherplaceovercities,theysometimesgetlostbythebrightnessandflyincircles(圈)untiltheydropfromtiredn
4、ess.Seaturtles(海龟)needdarkbeachesforlayingeggs,buttheycan’tfindtheiridealplacesbecauseofthosebrightlights.Toomuchlightatnightmayevenaffecthumanhealth,butscientistsarenotsureofthat.Theyarestilllearningmore.Inordertopreventthingsfromgoingworse,governmentsandsomeorga
5、nizationsareworkingtoreducelightpollution.Manycitiesandtownshavetakenactiontoreducetheuseoflightsatnight.Lightsareusedonlywhenandwheretheyaretrulyneeded.Theyalsoshinelightsdownatthegroundinsteadofupintotheskyanduselowerbrightnesslevels.Hopefully,inthenearfuture,hu
6、manscanenjoytheclearandbeautifulskyagainandallthewildlifewillliveapeacefulandundisturbedlife,too.1.Whydoesthewriterthinkthattoomuchlightisakindofpollution?A.Becausetherearefewerandfewerstars.B.Becausehumanhealthhasbeenaffected.C.Becausetoomuchlightisawasteofenergy
7、.D.Becausesomeofthewildlifecanbeharmed.2.WhichofthefollowingisNOTmentioned(提到)inthispassage?A.Theproblemsthatlightpollutionhascaused.B.Thereasonwhyhumansusetoomuchlight.C.Thewaysthatlightpollutioncanbereduced.D.Thereasonwhyfewerstarscanbeseenthanbefore.3.Whichofth
8、efollowingistrueaccordingtothepassage?A.Thereareabout2,500starsinthesky.B.Humanswanttodonothingtoreducelightpollution.C.Seaturtlesalwaysgetlostanddiefro