閱讀教程3蔣靜怡Unit6-man-and-nature-1

Unit6ManandEnvironment

byHelen

英語閱讀（三）Unit6-1TeachingstepsStep1Lead-inStep2ReadingActivitiesStep3ExercisesStep4Homework英語閱讀（三）Unit6-1StepOneLead-inHowdoyouunderstandthesentence?Thislandisyourland;thislandismyland;thislandisourland.英語閱讀（三）Unit6-1StepOneLead-in英語閱讀（三）Unit6-1StepOneLead-inthe`lion'sshare(ofsth)thelargestorbestpartofsthwhenitisdivided最大或最好的一份英語閱讀（三）Unit6-1StepOneLead-inReadingOne

TheGarbageCrisisWhatdoescrisismean?TimeofgreatdifficultyordangerWhycangarbageadanger?Whattroublecanitbe?Toomuchgarbage?Wasteresources?Thedisposalofgarbage?Para.1-2

BackgroundinformationDodgerStadium道奇體育場LocatedinLosAnglos,California,U.Sthelargestballparkbyseatingcapacity英語閱讀（三）Unit6-1StepTwoReadingActivitiesPara.1-2Skimandscan:matchtheinformation2billiontires250milliontonsdisposablediapers1.6billionsolidwaste18billionrefusefromothercities27,000tonsdisposablepens240milliondisposablerazors5-6poundscommercialandresidentialwastes160milliontonseachChicagoan英語閱讀（三）Unit6-1StepTwoReadingActivitiesPara.1-2Whatdoesthefirsttwoparagraphstellus?Americansproducemorewastethanothersintheworld.英語閱讀（三）Unit6-1StepTwoReadingActivitiesPara.1-2Whichofthefollowinginterpretationofthesentenceiscorrect?“EnoughaluminumisdiscardedeachyeartorebuildallofthecommercialairplanesintheUnitedStates—everythreemonths.”1)Annualdiscardedaluminumcanbeusedtoreconstructcommercialairplanes.2)Discardedaluminumofeverythreemonthscanreconstructcommercialairplanes.英語閱讀（三）Unit6-1StepTwoReadingActivitiesPara.3Reportwhatyouread.Payattentiontothetransitionalwordsoftime.Inthepast….as….developed…,today英語閱讀（三）Unit6-1StepTwoReadingActivitiesPara.3Whatisa“l(fā)andfill”?Placetodisposewaste.英語閱讀（三）Unit6-1StepTwoReadingActivitiesSectionTwoDetailedReadingPara.41.Whatisapit?1)Arealowerthansurroundingparts2)Areahigherthansurroundingparts2.Whataretheconditionsforwastetodecompose?Oxygenandwater3.Howcanmodernlandfillsslowdownthedecomposition?Machinescrushandtightlycompactrefuse.Thustherefusemaystayintactformanymonthsoryears.英語閱讀（三）Unit6-1StepTwoReadingActivitiesPara.4Whatreducetherateofdecompositioninmodernlandfills?1)Thelackofoxygeninthecompactedrefuse2)Itiscoveredbydirt.3)Thelackofoxygenandwaterforbacteria英語閱讀（三）Unit6-1StepTwoReadingActivitiesPara.5Notonlydothesematerialsaddtotheheapsofwastethatfillupdisposalsites,butanincreasingamountoftrashcontainstoxicsubstancessuchasweedandpestkillers,cleaningfluids,paintstrippers,andusedcaroil.Whatarethehazardshappeningtothedisposalsites?Increasingamountofthewasteandthetoxicsubstances英語閱讀（三）Unit6-1StepTwoReadingActivitiesPara5Whattrashcontaintoxicsubstances?Weedandpestkillers,cleaningfluids,paintstrippers,usedcaroil,corrodingbatteries,etc.Whatarethetoxicsubstances?Heavymetalslikeleadadmercury英語閱讀（三）Unit6-1StepTwoReadingActivitiesPara6Childrenexposedtolowlevelsofleadcansufferbraindamage,nervoussystemdisorders,andotherdevelopmentalproblems.Howcanchildrenexposetolead?Toxiccompounds→leachate

→groundwater,drinkingwater→halfoftheU.Spopulationashockingfact→howtosolvetheproblem?英語閱讀（三）Unit6-1StepTwoReadingActivitiesPara7Howcantheproblemofleachateoftoxicsubstancebesolved?ResourceConservationRecoveryActby1976toconstructsaferlandfills.Underlinedwiththicklayersofclayorvinylmaterialsorboth.英語閱讀（三）Unit6-1StepTwoReadingActivitiesPara8Whatarethedisadvantagesofmodernlandfills?Theslow-downrateoftrash;Thepollutionofthetoxicsubstancesi