2018级高二英语空中课堂阶段性测试2020.05时间100分钟满分120分阅读理解（每小题2.5分,共37.5分）阅读下列短文,从每题所给的A,B.C、D四个选项中选出最佳选项。ACanadiansareblessedwithanabundanceofnaturalwonderswithenoughlakes,mountainsandriverstoexploreforalifetime.We’vealsogotsomeofthemostshockingwaterfallsonEarth.PissingMareFalls-GrosMorneNationalPark,NewfoundlandandLabradorPissingMareFallsmayhaveafunnysoundingnamebutthey'renojoke:infact,they'reoneofthehighestwaterfallsinCanada.LocatedinthebeautifulGrosMorneNationalPark,thefallsareonlyaccessiblebyboattour.TakakkawFalls-YohoNationalPark,BritishColumbiaTakakkawtranslatedfromCreelooselymeansthe"magnificent",andit'sasuitablewordforthesecond-highestwaterfallsinCanada.Afterasteepdriveupawindingroad,thesefallsareonlyashorthikefromtheparkinglotalongawheelchairaccessiblepath.NiagaraFalls-NiagaraFalls,OntarioNiagaraFallsarethemostfamouswaterfallsinCanada.Actuallytheyaremadeupofthreedifferentfalls—theHorseshoeFalls,themostpowerfulinNorthAmerica,aretheonlyonelocatedontheCanadianside.Meltingglaciers（冰川）formedthefallsthousandsofyearsagoandthebeautifulgreencolorisduetodissolvedsaltandfinelyground（磨）rock.BridalVeilFalls-BridalVeilFallsProvincialPark,BritishColumbiaPrettyanddelicate,theBridalVeilFallsarelocatedjusteastofChilliwack,BritishColumbia,andreallydolooklikeabridewithabeautifulveil（面纱）,withwatergentlypouringoversmoothrock.Aneasy15-minutewalktothefallstakesyouthroughrichleaves.Picnictablesareavailable,andtherearelotsofopportunitiesforviewingwildlifealongtheway.WherearePissingMareFalls?NearBritishColumbia.Inabeautifulsmallpark.OnthehighestmountaininCanada.BetweenNewfoundlandandLabrador.HowdidNiagaraFallscomeintobeing?Itremainsamystery.Itoriginatedfromseveralrivers.Itwasformedbythemeltingglaciers.Itwasmadebydissolvedsaltandfinelygroundrock.WhatcanyoudoinBridalVeilFalls?A.Huntingwildlife.B.Havingapicnic.C.Collectingsalt.D.Buyingveils.BIt'shardtosaywhichwasinworseshape：therun-down,century-oldgalleryorthecancer-ridden（患有癌症的）56-year-oldmansittingonitsoldsteps.For