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1、2019-2020年高三一模考试英语汇编完型填空题含答案（长宁）Allovertheworld,peopleadmirethebeautyandgraceofbutterflies.Butterflieseineverycolorimaginable,andtheir50displayanincrediblevarietyofpatterns.Thelargestbutterfly,QueenAlexandra’sBirdwing,hasawingspan(翼展)ofupto280millimetersandlivesinPapuaNewGuinea.Thesmal
2、lest,theWesternPygmyBlueinthesouthernU.S.,hasawingspanofonly12millimeters.Sadly,someofthesebeautifulcreaturesarenow51.Estimatesindicatethatbetween15and20thousandspeciesofbutterfliesexistaroundtheworld.Anumberofthesespeciesareendangered,over20inJapan52.Althoughthatnumbermayseemsmall,los
3、ingevenonespecieswouldbe53.Nowadaysscientistsevenlooktobutterfliesasa54oftheenvironment’shealth,sincetheyare55toenvironmentalchanges.Manyenvironmentalistsaroundtheworldareeagertoprotecttheendangeredbutterfliesfromextinction.TheAmericanMuseumofNaturalHistoryinNewYork,forexample,hasanunu
4、sualbutterflyexhibit.Thisexhibit56theimportantrolethatbutterfliesplayinourenvironment.Inrecentyears,environmentalgroupshavemadesignificantprogressin57endangeredbutterflypopulations.GovernmentsthroughoutAsiahavepassedlawstohelpprotectendangeredwildlife,includingbutterflies.AnareacalledB
5、utterflyValleyinAssam,India,hasbeethefocusofconscious58toprotectthebutterflies’habitat(栖息地).OtherprojectsinSerbia,Japan,andCanadaarealsohopingto59.Someoftheseeffortsarealreadystartingtowork.ThepopulationoftheElSegundoBlueButterflyinCalifornia,forinstance,hasincreasedby8percentsincexx.F
6、indingacureforthebutterflycrisisis,60,notjustforenvironmentalgroups.61citizenscanplantbutterflygardenstosupportandenjoythesegentlecreatures.AgroupoffemaleprisonersinBelfair,Washington,arehelpingtorescueanendangeredspeciescalledTaylor’sCheckerspot.Theyrecognizehow62seeminglyinsignifican
7、tcreaturescanbe.Theworldcannotaffordtoloseanybutterflies.AsenvironmentalistJohnMuironce63,“Whenwetrytopickoutanythingbyitself,wefindit64toeverythingelseintheUniverse.”50.A.colorsB.bodiesC.wingsD.feelers51.A.outofcontrolB.ingreatdangerC.ontheflyD.outofdate52.A.nearbyB.thoughC.besidesD
