初中英语Saving the Earth教案1 仁爱版.docx
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初中英语SavingtheEarth教案1仁爱版
Unit2SavingtheEarth
Topic1Pollutioncausestoomanyproblems.
SectionA
I.Teachingaimsanddemands:
1.Learntheusageofdirectspeechandindirectspeech.
2.Talkaboutdifferentkindsofpollutioninordertoenhancetheawarenessofenvironmentalprotection.
II.Importantpoints:
1.bee,mygoodness,waste,stream,breathe,beharmfulto,influence
2.directspeechandindirectspeech
3.someusefulsentences
III.Teachingprocedure:
Step1Review
Showapictureinwhichthetown’senvironmentisseriouslypollutedbychemicalfactories.Leadtothetopicofenvironmentalpollutionbytalkingaboutthepicture.Understandthenewword“chemical”.
Step2Presentation
1.Learn3aand3b.
(1)Showdifferentpicturesofenvironmentalpollutionin3a.Letstudentshaveageneralideaaboutdifferentkindsofpollution.Thenaskstudentstotellwhatkindofpollutionitis.Teachandaskstudentstomasterthenewwords“brethe”and“influnce”.Understand“soil”,“harmful”and“beharmfulto”.
(2)Lookandmatch.Finish3aandchecktheanswers.
(3)Finish3bwiththegivenwordandphrasesin3aandchecktheanswers.
2.Discussingroupsaboutthecauseandharmofpollution.Thentheteachermakesasummary:
Pollutiondoesharmtonotonlyhumanbeingsbutalsoanimals.Leadto2.
3.Listento2andfinish2.
4.Theteacherleadsto1a.
(1)Showthefirstpicturein1aandaskstudentstodescribethebeautifulscenery.Teachandaskstudentstomasterthenewwords“bee”and“stream”.
(2)Showthesecondpicturein1aandaskstudentstodescribethechangescausedbyenvironmentalpollution.Learnandmasterthenewword“waste”.
Step3Consolidation
1.Askstudentstoread1a,anddeepentheirunderstandingofthepicture.
2.Letstudentsread1aaloud,andfindoutkeyphrasesandsentences.WritethemdownontheBb.LetstudentsunderstandthesesentencesontheBbandguessthemeaningof“mygoogness”.
(1)Oh,mygoodness.
(2)Theflowersandgrasshavegone!
(3)Look,thereareseverchemicalfactoriespouringwastewaterintothestream.
3.Listento1a.Letstudentsfollowitandimitatethepronunciationandintonation.
4.Workingroups.Read1aingroupsoffour,thenactitout.Finish1a.
Step4Practice
1.Theteacherpresentssomesentencesin1a,andshowsstudentshowtochangedirectspeechintoindirectspeech.Thenletstudentspracticeinpairs.
2.Letstudentsfilloutthetablein1b,thenlearntheusageofdirectspeechandindirectspeech.Remindstudentstopayattentiontothechangeofthetense.
Step5Project/workafterclass
1.Freework.
2.DosomeexersiceinTOPENGLISH.
Handwriting:
Pollutioncausestoomanyproblems.
SectionA
airpollutiontherebesb./sth.doingsth.
soilpollutionbeharmfulto…
waterpollutionKangkangsaidthatitwasabeautiful
lightpollutionplacewithlotsofflowersandgrass.
noisepollution
litter
SectionB
I.Teachingaimsanddemands:
1.Goonlearningandmastertheusageofdirectspeechandindirectspeech.
2.Learntoexpressblameandcomplaint.
II.Importantpoints:
1.directspeechandindirectspeech
2.someexpressionsaboutblameandcomplaint
III.Teachingprocedure:
Step1Review
1.Askstudentstoreporttheirsurveysinthepreviouslessonaboutenvironmentalpollution.
2.Summarizethemainpointsintheirreportsandleadtothissection.
Step2Presentation
1.Showthepicturein1aandtalkaboutit.Learnandmasterthenewwords“weak”,“produce”and“chest”.Understandthenewword“gas”.
2.Letstudentsfurtherdiscussotherinfluencesthatthechemicalfactorybringsonpeoplesothattheycanunderstandthetextbetter.Leadtothenewword“anyway”.Thenaskstudentstolearnandmasterit.
3.Listento1a,answertheshiningquestions,andthenchecktheanswers.
(1)Whatmakestheoldlady’schesthurt?
(2)Whycan’tshesleepwellatnight?
Step3Consolidation
1.Listento1aagain,letstudentsreadafterthetapeandimitatethepronunciationandintonation.
2.Workinpairs.Read1a,andthenactitoutinroles.(optional)
3.read1a.Findoutthesentencesthatthegrannyblamesandcomplainsaboutenvironmentalpollution.Askstudentstomasterthem.Forexample:
(1)It’sdifficultformetobreathe.
(2)Thechemicalfactoryproducesterriblegas.
(3)Thebadairmakesmychesthurt.
(4)What’smore,thefactorymakestoomuchnoiseandIcan’tsleepwellatnight.
(5)…Ican’tstandtheenvironmenthere.
Step4Practice
1.Letonestudentactasthegrannyin1aandretellthesentencesthatusestoblameandcomplain.Goonlearningtheusageofdirecrspeechandindirecrspeech.Finish1a.Forexample:
S1:
It’sdifficultformetobreathe.
T:
Whatdidshesay?
S2:
Shesaidthatitwasdifficultforhertobreathe.
WritedownthesentencesaboveontheBb.Askstudentstoobservethemandleadstudentstosumuptheusageofthetense,thepronounsandthetimeinthesentences.
2.Letstudentsfinish1bbythemselves,anddomoreexercisetodeepentheirunderstandingoftheusageofdirectspeechandindirectspeech.
3.Workinchains.Practicehowtochangedirectspeechintoindirectspeech.
4.Letstudentsfinish2bythemselves.Thenchecktheanswers.
Step5Project/workafterclass
1.Freework.
2.DosomeexersiceinTOPENGLISH.
Handwriting:
SectionB
produceterriblegasKangkangaskedtheoldladyhowlongshehadbeenlikethat.
TheoldladytoldKangkangthatshehadbeenlikethatsincethe
weekbefore.
can’tstand(doing)sth.ThejournalistaskedMrs.Zhouwhether/ifshewasfeeling
betterthen.
……
SectionC
I.Teachingaimsanddemands:
Knowaboutnoisepollutionandenhancetheconsciousnessofenvironmentalprotection.
II.Importantpoints:
1.coal,deaf,print,disturb,rubbish
2someusefulsentencesaboutnoisepollution:
(1)…noiseisalsoakindofpollutionandisharmfultohumans’health.
(2)Peoplewhoworkandliveinnoisyconditionsgodeafeasily.
(3)…manyteenagersinAmericacanhearnobetterthan65-year-oldpeopledo,…
III.Teachingprocedure:
Step1Review
1.Reviewthekindsofpollutionbyaskingandansweringquestions.Leadtothetopicofnoisepollutioninthissection.
2.Discussthepre-readingquestionsin1a.Guessandunderstandthemeaningof“shining”and“electricity”,andmastertheword“coal”.Finish1in1a.
Step2Presentation
1.Playsomepiecesofbeautifulmusic.Theteacherasks,“Doyoulikethem?
”.Thentheteacherplayssomeunpleasantsoundsandasksthesamequestion.Leadtotheword“deaf”,teachandaskstudentdtomasterit.
2.Letstudentsreadthepassagein1aandunderstandthegistofthetext.Findoutthenewwordsandencouragesthemtoguesstheirmeaningsinthecontext.Letstudentslearnandmasterthenewwords“print”and“disturb”.Understand“partner”,“hearingloss”and“harm”.Knowabout“including”.
Step3Consolidation
1.Listento1a.Letstudentsread1aafterthetapeandpayattentiontothepronunciation,speed,intonationandpause.
2.Read1acarefully.Letstudentsunderlinetheimportantanddificultpointsandtrytosolvethembythemselves.Askstudentstofindoutatleastfoursentencesabouttheharmofnoisepollution.Finish1a.
3.Finish1baccordingto1a.Checktheanswers.Master“rubbish”andunderstand“title”.
4.Workinpairs.Discussthesentencesin1c,thendecidewhichparagraphsof1atheybelongto.Finish1c.Understand“nearby”andknowabout“sawmill”.
Step4Practice
Discussthekindsandharmofnoisepollutioninpairs.Theteacherchooseseveralpairstoactitout.
Step5Project/workafterclass
1.Freework.
2.DosomeexersiceinTOPENGLISH.
Handwriting:
SectionC
beharmfulto…
godeafdoharmto…
nobetterthanNoiseisalsoakindofpollutionandisharmfultohumans’health.….
SectionD
I.Teachingaimsanddemands:
1.Reviewtheusageofdirectandindirectspeech.
2.Summarizethekindsandharmofpollution.
II.Importantpoints:
1.create,industry,blood
2.directandindirectspeech
III.Teachingprocedure:
Step1Review
Showthepicturesaboutvariouskindsofpollution,thenasksstudentstosaywhatkindofpollutionitisandwhatharmitdoes,anddrawstheconclusionthattheyarebadforourhealthinmanyways.
Step2Presentation
1.Showthreepicturestothestudents,guidethemtowatchthepicturescarefullyandsummarizethem.Leadto1a.Askstudentstomaster“create”,“industry”and“blood”,andunderstand“destroy”and“pressure”.
2.Letstudentsread1abythemselves,knowaboutthepassage,andfillintheblanks.Thenchecktheanswers.Finish1a.
Step3Consolidation
1.Letstudentsread1aagainandfindoutthesentencesdescribingtheharmofeachkindofpollution.WritedowntheshiningsentencesontheBb.
(1)Itcancausesoreeyesandbreathingproblems.
(2)Itmakesourenvironmentdirty.
(3)…destroythesoil.Soilpollutioncausesunhealthyfood.
(4)Toomuchnoisecancausehighbloodpressureaswell.
(5)Itmakespeoplefeelterribleandisespeciallybadfortheeyes.
2.Letstudentsdiscussingroupsandfinish1b.Checktheanswers.
3.Workingroups.Retell1aaccordingto1b.(optional)
Step4Practice
1.Theteacherandstudentsworktogethertosumuptheusageofdirectspeechandindirectspeechinthistopic.Lookat2aandcompletethemissingsentencesinthesummary.
2.Theteacherandstudentsworktogethertosumupusefulecpressionsinthistopic.Lookat2bandcompletethemissingsentencesinthesummary.
3.Askstudentstoread2aand2btohaveabetterunderstandingofthegrammarandusefulexpressionstheyhavelearnedinthistopic.Thenletstudentspracticedirectandindirectspeech.Fini