Module 2 Environmental problems Unit 3 The environment(Reading)初中英语课件

Theworldisindanger!Unit

3ReadingTheenvironmentLearningObjectives(学习目标)Afterthisclass,youareexpectedto...understandthearticleandlearnsomenewwordsandexpressions.retellthearticleaccordingtothemindmap.developenvironmentalawareness(环保意识)andgreenlivinghabits.WhyistheEarthcrying?Whatcanyousee?carsblacksmokedeadtreestearsTheenvironmentisgettingworse!1.Thearticleisprobablyfroma(n)_____.

A.advertisementB.posterabouttheEarthHourC.comicbookD.environmentalsciencebook

2.Whatisthearticlemainlyabout?3.Aconsumerissomeonewhobuysandusesthings.Canyouguesswhata“greenconsumer”is?Lookatthepictures,thetitleandtheintroductionofthearticle.Thenanswerthequestionsbelow.predicting-prereadingEnvironmentalproblemsandhowtoprotecttheenvironment.1minTheworldis___________.Mainproblem1:_______________Mainproblem2:_______________Mainproblem3:______________CuttingdownforestsSolution:Weneedto_________________.ThegreenhouseeffecttakeproperactionBadhabitsindanger采取恰当的行动Task1:skim(略读)thearticleandfinishthechart.ThegreenhouseeffectCuttingdownforestsBadhabitsSkimming-fastreading2minsTask2:putthepagesintothecorrectorderaccordingtopart1.Carefulreading4minsABC123D4TheatmospherearoundtheEarthisnecessaryforalllivingthings.Itisliketheglassofagreenhouse,lettingsunlightinandkeepingheatfromgettingout.Withoutit,theEarthwouldbethesameastheMoon-coldandlifeless.P____1Whenweburnfuelssuchaspetrolandcoal,weproduceagascalledcarbondioxide(CO2).P____2Toomuchofthisgaspollutestheatmosphere,andcausesittokeepintoomuchheat.I’mtoohot!Asaresultofthegreenhouseeffect,theEarth’stemperatureisincreasing.P____3Thegreenhouseeffect温室效应Thiscausessealeveltorise,andinthefuturemaycausecitiestodisappear.P____4___________________becomesworse.Cause“因”

Effect1“果”

Effect2Effect3Effect4Wedestroynatureby__________________________.

cuttingdownhugeareasofforestsThegreenhouseeffect______________________thatliveinourforestsaredestroyed.Thehomesoftheanimals______________________iseasilydestroyedbyrain.Thesurfaceofthesoil

This____________and_____________________isdonetotheenvironmentresultinfloodsevenmoredamage

Task3:readthepart2ofthearticleandcompletethechart.Cuttingdownforests3minsproduceoxygen(O2)Carefulreadingtakein(CO2)ThesurfaceofthesoilCauseEffect1Effect2Peopleoftenusethings_________andthen________________,or__________________________oncethrowthemawayleavethemontheground.Thiscreates__________________________Thispollutes________________________Task4:Readpart3ofthearticleandcompletethechart.Badhabits2minsCarefulreadingmountainsofrubbish.ourlandandseas.Task5：Readthelastpartofthearticleandfillinthechart.（fromline46）Topicsentence中心句Thewriter’ssuggestionsConclusion结论

________________________________________________________________

Tobecome“___________”.Tobuyanduseproducts_______________________.To

________and_______asmanythingsaswecan.Wecan__________________Inordertoprotecttheenvironment,weneedtotakeproperaction.greenconsumer

friendlytotheenvironmentrecyclereusemakeadifference.有作用3minsCarefulreadingTask6:retellthearticleaccordingtothemindmap.Workingroupof4andeachstudentworkson1part.Theworldisindanger.Wearefacingthreemainproblems.Thefirstproblemis…Thesecondproblemis…Thethirdproblem