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1、2019-2020年高考英语二轮复习说理议论阅读理解（5）说理议论（阅读理解）由(xx天津,B)改编Lastnight’smeteor(流星)showerleftmanypeopleinthemunitydissatisfiedanddemandinganswers.AccordingtoGabeRothschild,EmeraldValley’smayor,peoplegatheredinthesuburbsofthecity,carryingheavytelescopes,expectingtowatchthebrightlyburningmeteorspassingt
2、hroughthesky.Whattheyfoundinsteadwasaskysobrightenedbythecity’slightsthatitdarkenedthelightofthemeteorspassingoverhead.“Myfamilywassofrustrated,”admittedtownresidentDuaneCosby.“Wewantedtomakethisanunforgettablefamilyouting,butitturnedouttobeahugedisappointment.”Astronomers—scientistswhostu
3、dystarsandplanets—havebeenplainingaboutthisproblemfordecades.Theysaythatlightpollutionpreventsthemfromseeingobjectsintheskythattheycouldseequiteeasilyinthepast.Theycallonpeopleandthegovernmenttotakemeasurestofightagainstit.Thereisyetapopulationbesidesprofessionalandamateurstarobserversthat
4、suffersevenmorefromlightpollution.Thispopulationconsistsofbirds,bats,frogs,snakes,etc.Forexample,outdoorlightingseverelyaffectsmigrating(迁徙的)birds.AccordingtotheInternationalDark-SkyAssociation,“100millionbirdsayearthroughoutNorthAmericadieincrasheswithlightedbuildingsandtowers.”Countlessm
5、oreanimalcasualties(伤亡)resultfromtheuseofartificiallighting.Clearly,peopleenjoythebenefitsoflightingtheirevenings,butsomescientiststhinkitcanbeharmfulforhumans,too.Theyworrythatexposuretolightwhilesleepingcanincreaseaperson’schancesofgettingcancer.EmeraldValleyisonlyonemunitythatisbeingawa
6、reofthenegativeeffectsoflightpollution.Foryears,Flagstaff,Arizona,hasenforcedlightingregulationsinitscityinordertoassistastronomersattheLowellObservatory.Similareffortshavebeenmadeworldwide,andamovementisunderwaytoremindustoturnofflightswhenwearenotusingthem,sothatothercreaturescansharethe
7、night.1.Ithappenedlastnightthat . A.thecity’slightsaffectedthemeteorwatchingB.themeteorsflewpastbeforebeingnoticedC.thecitylightshowattractedmanypeopleD.themeteorwatchingendedupasocialouting2.Whatdotheastronomersplainabout?( )A.Meteorshowersoccurlessoftenth
