八年級英語Enviroment Reading課件

Unit7EnviromentReadingPre-readingquestions:1.Whatpartofthenaturedoyouthinkisbeautiful?theseathelakeastreamtheforest2.Nowhumanbeingsaredoingsomethingbadtothenature.

Howmanykindsofpollutiondoyouknow?airpollutionwaterpollutionlandpollutionnoisepollutionAWhatdoyouknowabout…Brainstorming:Treesareveryimportantinourdailylife.Whatcanwegetfromtrees?useeatdrink--wear--

AWhatdoyouknowabout…Brainstorming:Treesareveryimportantinourdailylife.Whatcanwegetfromtrees?use--eat--drink--wear--

pencils,chopsticks,tables,chairs,paper

fruit,nutstea(leaves),coffee(beans)flowers,shoes(rubber)Beforeyoureadtheinterviewonthenextpage,trythisquizabouttrees.ABamicei75yearsbpinetreesii14yearsccatsiii25yearsddolphinsiv1,200yearsepeoplev2years1Howlongdotheylive?Matchtheitemsontheleftwiththeagesontheright.2Pollutionmeanstheprocessofmakingthingsdirtyandunhealthy.Whichtypeofpollutiondotreeshelpfight?AairpollutionBnoisepollutionCwaterpollutionDalloftheaboveAirpollution:Theleavesoftreesremovedangerouschemicalsanddirtfromtheairandproduceoxygen.

Waterpollution:Treesaroundreservoirshelpkeepthewatercleanbyremovingdustanddirtfromtheair,andtheirrootspreventthesoilfrombeingwashedintothewater.Noisepollution:Treesreducenoisefromvehicles.3Whichofthefollowingcomefromtrees?aapplesbbeansccottondoileteafrubber4Thebest-knownflowersinShenzhenareazaleas.Thesesweet-smellingflowersareknownastheflowersofShenzhencity.Whichpictureshowsazaleas?bananatreespalmtreesazaleasBlookandthinkBeforeyoureadtheinterview,lookatthetitle,theintroductionandthepictures.ThensaywhetherthefollowingstatementsareTorF.1Thepollutionfightersareprobablyscientists.2Fewusefulproductscomefromtrees.3Treesgiveoutharmfulgases.4Treescanpassinformationtooneanother.FFFTAprojectinterviewingbreathingnaturalwarnachemicalcutdownC2FindthewordsinColumnAintheinterviewandmatchthemwiththemeaningsinColumnB.BAmadebynature,notbymanBtalkingtosomeoneandaskingthemquestionsCacarefulstudyofasubjectbyschoolorstudentsDtakinginairEsomethingproducedbyorusedinchemistryFcutsomethingtomakeitfalldownGsaythatsomethingbadordangerousmayhappen1against:

disagreeing;opposing2beinterestedin:takeaninterestin3breathe:takeinair4burn:damagesth.byfire5chemical:somethingproducedbyorusedinchemistry6collect:bringthingstogether7communicatewith:giveandreceiveinformation,messages,signals,etc.8cool:makesth.becomecool9cutdown:cutsth.tomakeitfalldown10destroy:damagesth.sobadlythatitnolongerexistsorworks11indanger:inadangeroussituation12join:connectthingstogether13natural:existinginnature14project:ppieceofworkthatinvolvesacarefulstudyofasubject15underground:underthesurfaceoftheground16warn:saythatsomethingbadordangerousmayhappenFillintheblankswithcorrectwords.He_______theletterafterreadingit.Somepeopleliketo_______stampsfromdifferentcountries.Iputsomeiceintotheglassto______thewaterinside.Imust_______younottogoout.Thereisastormcoming.Thiscountryhasfew_________resources.Thefarmeruseda________tokilltheinsectsintheirfields.burntcollectcoolwarnnaturalchemicalFillintheblankswithcorrectwords.7.Thesedayswecan_______________withpen-friendsbye-mails.8.TheTVprogarmme_____________afamousfilmdirectorabouthislatestfilm.9.Theforestwasbadly___________inthebigfire.10.Thereisasmallbookshopatthe______ofthestreet.11.Thenewroadwill________thevillageandthecity.12.Ittookme2weekstofinishthatscience_________.communicateintervieweddestroyedendjoinproject對…感興趣例如呼吸新鮮空氣因…而感謝…天然空調(diào)自我保護(hù)互相,彼此互相交流處于危險(xiǎn)之中最好的抗污染的戰(zhàn)士1beinterestedin…2forexample3breathefreshair4thank…for…5naturalairconditioners6protectoneself7eachother8communicatewithoneanother9beindanger10thebestfightersagainstpollutionDFindthefactsJudytooksomenotesfromherinterviewwithDoctorRay.However,shemadefourmistakes.ReadthroughtheinterviewandcorrectJudy’smistakes.Trees:1livemuchlongerthanpeople;2producewood,rubber,paper,etc.3heattheair;4cannotcleantheair;5arelikeairconditioners;6cannotprotectthemselvesagainstinsects;7cansharefoodandwaterwithoneanother;8areindanger,mainlyfrominsects.coolcancanpeople/humanbeingsRitaisaskingMayquestionsabouttrees.MayisgivingYesorNoanswers.ReadRita’squestionsandcompleteMay’sanswerswithoneormorewords.

1Wegetsomeusefulthingsfromtrees.Isthatright?

Yes.Twoexamplesarewoodandrubber.Treesdotwomainthingstotheair.Isthattrue?

Yes.Theycoolitandcleanit.3Onetreehasthepowerof15aircondidtioners.Isthatright?

No.Onetreehasthepowerof

fiveairconditioners.4Doscientistsknowalotabouttrees?

No.Theyareonlynowbeginningtounderstandthem.5Cantreescommunicatewithoneanother?

Yes.Forexample,wheninsectsattackatree,itcanwarnitsneighbours.6Andcantheyprotectthemselvesfrominsects?

Yes.Theycanproduceachemicaltomaketheirleavestastebad.7Cantreeshelponeanother?

Yes.Forexample,theycanjointheirrootstogetherundergroundandpas