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1、2019中考英语阅读理解精题（2）【能力选练】A（2019中考科普环保类选练）Theworldisnotonlyhungrybutalsothirstyforwater.Thismayseemstrangetoyou,sincenearly70%oftheearth'ssurfaceiscoveredwithwater.Butabout97%ofthatisseawaterorsaltwater.Mancanonlydrinkandusetheother3%offreshwaterfromrivers,lakes,
2、undergroundandsoon.Andwecannotevenuseallofthatbecausesomeofithasbeenmadedirty. EarthDayisApril22.Butonallotherdays,wemustalsorememberhowimportantwateris.Thewaterthatweuseisthemostimportantnaturalresourceontheearth.Todaywefaceseriouswaterproblems.Oneofthemisw
3、aterpollution.Allkindsofthingsfromcars,factories,farmsandhomesmakeourrivers,lakesandoceansdirty.Pollutedwaterisverybadforpeopletodrink.Anddirtywaterisbadforfish,too. Howdocarsandfactoriesmakeourwaterdirty?Firsttheypollutetheair.Thenwhenitrains,therainwaterma
4、kesourdrinkingwaterdirty.Dirtyrain,calledacidrain（酸雨）,isalsobadforplants,animalsandbuildings.Scientistssaythatin30years,morethanhalfofthepeopleintheworldwon'thaveenoughdeanwater.Wehavetolearnhowtostopwastingwater.Oneofthefirststepsistodevelopwaysofreusingit.To
5、dayinmostlargecities,wateri~usedonlyonceandthensereoutintoasewersystem（下水道）.Fromthereitreturnstotheseaorgoesunderground. Buteventhougheverylargecityreuseditswater,wewouldstillnothaveenough.Soweshouldmakeuseofseawaterbyremovingthesaltinit.Ifwecantakethesestep
6、s,freshwaterwon'tbeusedup.1.Theworldisthirstyforwaterbecause______. A．wedon'thaveenoughfreshwater B．alotofwatergoesintosewersystems C．only70%oftheearth'ssurfaceiswater D．seawateriswidelyusedratherthanfreshwater2.Theunderlinedword"face"means"______". A．turnthef
7、acedown B．turnthefaceup C．turnthefaceto D．turnthefaceback3.Fromthispassage,weknowacidrain________. A．isonlybadforlivingthings B．isnotbadforbuildingsandfactories C．canbeproducedinfactories D．isbadforpeople,animals,p
8、lantsandbuildings4.Onedifficultwaywecansolvetheproblemisto______. A．usethewaterwithsaltinit B．removethesaltfromseawater C．getwaterfromunderground
