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1、第19练 世界与环境基础巩固.单句语法填空1Theamountofwaterwhichissuitable_(drink) islessandlessnow.2Nowmoreandmorepeoplepaymoreattentiontohow_(save) water.3Withthedevelopmentofscienceandtechnology，itbecomesmoreimportant_(protect) ourenvironment.4InChinaalotofriversandlakesare_(serious) pollutedbysomefactories.5Somewast
2、ewaterhasbeenpouredintoriversandlakes，_(kill) alargenumberoffish.6Ifeveryonemakesacontributiontoprotectingtheenvironment，theworld_(become) muchmorebeautiful.7Howtoprotectourenvironmenthasbeenoneofthemostdifficult_(problem) intheworld.8Weshouldplantmoreandmoretreesinordertolivebetterand_(healthy) int
3、hefuture.9Itishightimethatthegovernment_(take) somemeasurestoreducepollution.10_thewholethewarmingoftheearthisaphenomenonthatcausesgreatconcern.单句改错(每小题仅有1处错误)11Thegovernmentshouldtakeactiontostopthesefactoriesproduceharmfulgases.12Asweallknow，environmentalproblemsdirectlyaffectaboutthequalityofpeop
4、leslives.13Ifwedontsavewater，lastdropofwaterwillbeateardropofus.14Thevillagersurgedthegovernmenttotakeseveralmeasuretoreducetheheavypollution.15Withouttheshadefromthetrees，theearthwouldgettoohottolive.16Eachofusshouldtryourbesttoprotecttheearthsoitisourhome.17Thegrowingspeedofaplantisinfluencedbyanu
5、mberoffactors，mostofthemarebeyondourcontrol.18Youdbeexposedtoalotlittlepollutionifyoumovedtoatownwithpurewaterandair.19Nowadaysmanyfactoriesproducelargeamountsofchemicalsarepoisonoustohumanbeings.20Nobodyknowsexactwhyandhowdinosaursdisappearedfromtheearthinsuchashorttime.话题词汇1pollution n污染2atmospher
6、e n大气，气氛3consequence n结果，后果4attach great importance to.十分重视5be aware of.意识到6damage v毁坏7make a difference有影响8environment n环境9suffer v受苦，遭受10cause v导致能力提升.阅读理解A(2018安徽皖北协作区联考)Todaytropicalrainforestsaredisappearingfromthefaceoftheglobe.Despitegrowinginternationalconcern，rainforestscontinuetobedestroye
7、datapaceover80,000acresperday.Worldrainforestcovernowstandsataround2.5millionsquaremiles.Humanactivitieshavehadaneffectonmuchofthisremainingarea.Deforestation(森林滥伐) oftropicalrainforestshasaglobaleffectthroughspeciesextinction，thelossofimportantecosystemservicesandrenewableresources，andthereductiono
8、fcarbonsinks.However，thisdestructioncanbeslowed，stopped，andinsomecasesevenreversed(逆转)Mostpeopleagreethattheproblemmustbesolved，butthemeansarenotassimpleasbuildingfencesaroundtheremainingrainforestsorbanningthewoodtrade.Economic，political，andsocialpressureswillnotallowrainforeststocontinuetoexistift
9、heyarecompletelyclosedofffromuseanddevelopment.So，whatshouldbedone？Thesolutionmustbebasedonwhatispractical，notcompletelyidealisticanddependsondevelopingaconservationapproachbuiltontheprincipleofsustainable(可持续的) useanddevelopmentofrainforests.Beyondtheresponsibledevelopmentofrainforests，effortstores
10、toredamagedforestlandsalongwiththeestablishmentofprotectedareasarekeytosecuringrainforestsforthelongtermbenefitstheycanprovideformankind.Historicapproachestorainforestconservationhavefailed，asshownbytheincreasedrateofdeforestation.Inmanyregions，closingoffforestsasuntouchableparksandreserveshasneithe
11、rimprovedthequalityoflivingoreconomicopportunitiesfortheruralpoor，norstoppedforestclearingbyillegalwoodcuttersanddevelopers.Theproblemwiththistraditionalapproachtopreservingwildlandsindevelopingcountriesisthatitfailstodeveloppropereconomicmotivesforpreservingtheforest.Localpeopleandthegovernmentitse
12、lfmustseefinancialreturnstoprovethecostsofmaintainingparksfromeconomicactivities.21Whathascausedsomespeciesextinctioninthetropicalrainforests?AHumansdestroyingthetrees.BCarbonsinksbeingreduced.CLackingrenewableresources.DFencesnotbeingbuiltaroundtherainforests.22Whatcanbeinferredfromthepassage?ATrop
13、icalrainforestscanbeeasilypreserved.BRainforestsmustbeclosedofftobebetterprotected.CHumanactivitieshavehadaneffectontropicalrainforests.DEconomicreturnscanmakeadifferenceinprotectingtropicalrainforests.23Whatistheauthorsattitudetotropicalrainforestprotection?AIndifferent.BConcerned.CDoubtful.DPuzzle
14、d.24Whatisthepurposeofthepassage?AToshowthebadeffectsofdeforestation.BTostresstheimportanceoftherainforests.CToappealforrightwaystosavetherainforests.DTointroducethefactofforestsdisappearing.BForcenturies，elephantshaveplayedabigroleintheworldseconomies，culturesandreligions.TheAfricanelephantsusedtob
15、efoundalloverAfricaandtheAsianelephantsmovedfromSyriatoChinatoIndonesia.Nowadays，elephantsarefoundinsmallgroupsinthesouthoftheSaharaDesertandscarcelyinSoutheastAsia，SriLankaandIndia.Intheearlytwentiethcentury，therewereclosetotenmillionelephants，andnowtheelephantnumberisaslowas252,000andexpectedtodropdownto160,000by2025.Between2007and2014，theelephantpopulationfellbyatleast30%，or144,000elephants.AsresearchershavetraveledovertheAfricanplains，theyonlyspottedoneherdof36elep
