仁爱英语九年级第二单元第一话题教案.docx
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仁爱英语九年级第二单元第一话题教案
Unit2SavingtheEarth
Topic1pollutioncausestoomanyproblems
SectionA
I、Teachingaims：
1、Goonleaningthepresentperfecttense
2、Talkaboutthehometown,andenjoythebeautyofnature.
3、Talkaboutdifferentkindsofpollutioninordertoenhancetheawarenessofprotectingtheenvironment.
Ⅱ、Teachingprocedures：
Step1Review
1、Talkabouthometown’sscenery,thenreviewtheusageof“usedtobe”
T：
Whoisfromthecountry？
S1Iam
T:
：
Howdidyourhometownusedtobe?
S2：
Itusedtobeaverybeautifulplace.Therewerealotofflowersandtrees.But…
2、Comparethechangesinhometown’sscenery,thenleadtothetopicofenvironment.
Step2Presentation
1、Showthefirstpicturein1aandaskthestudenttodescribethescenery.
T:
Whatdoesthepictureshowus?
Ss：
It’sabeautifulplacewith…
2、Showthesecondpicturein1aandaskthestudentstodescribethechangescausedbyenvironmentalpollution.
T:
Whathashappenedinthepicture?
Ss:
Thewaterisverydirtyand…
3、Listento1aandanswerthequestion.Checktheanswer..
（1）IstheWestHillstillabeautifulplacenow?
（2）WhathappenedtotheWestHill?
4、Letstudentsread1a,andfindoutthephrasesandsentences.Teacherwritesthemdownontheblackboardandletsthestudentsunderstandthem.
（1）Oh,mygoodness!
（2）Thereareseveralchemicalfactoriespouringwastewaterintothestreams,
5、Learnandmasterthenewwords：
bee,several,waste,stream
Step3Consolidation
1、Groupwork.Read1aingroupsoffour,thenactitout.
2、Letstudentsfillouttheformin1baccordingto1a,thenaskseveralstudentstoreportittotheclass.
Ⅲ、Practice
一、根据句意及首字母提示完成句子
1、Thefishsmellsterrible.Ithasgbad.
2、Wehavealotofworktodoeveryday,Weareasbusyasab
3、Theriverisn’tclearnowbecausethefactoryhaspmuchwwaterintoit
4、Playingcomputergamestoomuchcaniyourstudy
5、Pollutionctoomanyproblems
二、单项选择
1、Weitwithournoses,
A、smellB、lookC、soundD、taste
2、populationcancausetrouble
A、muchtooB、ToomuchC、FewD、Toomany
3、Basketballissopopularagameintheworldthatpeopleplayitforfunandexercise
A、millionsofB、millionofC、millionsD、twomillionsof
4、Thereisamanyouattheschoolgatenow.
A、iswaitingB、waitingC、waitingforD、waits
5、Youwillseebeesandbutterflies
A、todanceB、tobedancingC、dancedD、dancing
6、It’sabeautifulplacelotsofflowers.
A、withB、haveC、tohaveD、has
Ⅳ:
Teachingreflection
Unit2SavingtheEarth
Topic1pollutioncausestoomanyproblems
SectionB
Themainactivitiesare1aand1b.
Ⅰ.Teachingaimsanddemands
1.Learnsomenewwords:
weak,produce,chest,anyway
2.Goonlearningdirectspeechandindirectspeech:
（1）Theoldladysaidthatitwasdifficultforhertobreathe.
（2）TheoldladytoldKangkangthatshehadbeenlikethatsincetheweekbefore.
（3）Kangkangaskedtheoldladyhowlongshehadbeenlikethat.
（4）ThejournalistaskedMrs.Zhouwhether/ifshewasfeelingbetterthen.
（5）Thejournalistaskedwhattheenvironmentaroundthatplacewaslike.
3.Learnsomeexpressionsaboutblameandcomplaint:
（1）It’sdifficultformetobreathe.
（2）Thebadairmakesmychesthurt.
（3）…thefactorymakestoomuchnoiseandIcan’tsleepwellatnight.
（4）I’malwaysinabadmood…
（5）…Ican’tstandtheenvironmenthere.
（6）Anyway,Ihopethegovernmentwillsolvethisproblemsoon.
Ⅱ.Teachingprocedures
Step1Review（时间:
5分钟）
Checkoverstudents,homework.Reviewdirectspeechandindirectspeechby:
T:
Isthereairpollutionaroundyourhome?
S1:
Yes.Thereareseveralchemicalfactoriesnearmyhome.Theymaketerriblegas.Ioftenfeelsick.
T:
WhatdidS1sayjustnow?
S2:
S¬1saidthattherewereseveralchemicalfactoriesnearhis/herhome.
S3:
S1saidthattheymadeterriblegas.
S4:
S1saidthathe/sheoftenfeltsick….
Step2Presentation（时间:
12分钟）
1.lead_in
T:
From1a,SectionA,weknowKangkangandhisfriendsplannedtogoforapicnic.Buttwodayslater,whenthechildrenreachedtheWestHill,wouldtheyhaveapicnicthere?
Ss:
No.
T:
Why?
Ss:
Theflowers,grassandfishhavegone.Thechemicalfactoriesarepouringwastewaterintothestream.
T:
Andwhatisthefactorymaking?
Ss:
It’smakingsmoke.
T:
Yes,it’sproducingsmoke.It’sproducingterriblegas.（教师做捂鼻皱眉状。
）It’sdifficulttobreathe.
（masterproduce；understandgas。
）
produce,gas
T:
Theterriblegascanmakepeople’schestache.（教师做捂胸皱眉状。
）
（Writechestontheblackboard）
chest
T:
What’smore,thefactorymakestoomuchnoise.Whatproblemsdoesnoisepollutioncause?
S1:
Maybepeoplecan’tsleepwell.
T:
Yes,itmakespeopleweak,andpeoplemaybeinabadmood.
（Writeitontheblackboard）
weak
T:
Pollutioncausestoomanyproblems.Anyway,weshoulddosomethingtostopit.
（Writeitontheblackboard）
anyway
2.（Showthepicturein1a）
T:
Lookatthepicture.Whoaretheyinthepicture?
Ss:
TheyareKangkangandGranny.
T:
Whatotherthingscanyousee?
S2:
Icanseesomedeadfish.
S3:
Thebirdonthetreeisdying.
S4:
Somechemicalfactoriesareproducingterriblegas.
S5:
Factoriesarepouringwastewaterintotheriver.
T:
Soitcauseswaterpollutionandairpollution.LookatKangkangandGranny.Whataretheytalkingabout?
Listentothetape,andthenanswerthequestion.
（listento1a，answerthequestions。
）
Ss:
Theyaretalkingaboutpollution.
T:
Yes,youareright.
3.（Studentsreadtheconversationtogether,findthemainpointsthenteacherwillgivesomeexplanations,writethemontheblackboardandrequirethestudentstomasterthem.）
Can’tstand（doing）sth.
Howlonghaveyoubeenlikethis?
I’malwaysinabadmood…
Anyway,Ihopethegovernmentwillsolvethisproblemsoon.
It’sdifficultformetobreathe.
Thebadairmakesmychesthurt.
Step3Consolidation（时间:
9分钟）
1.T:
Read1aaloud,andtrytoactoutthedialoginpairs.
（Askthreepairstoactitoutinfront.）
2.T:
Read1bcarefully,andtrytofindoutthechangingrules.Let’shaveamatch.
S1:
Kangkangaskedtheoldladyhowlongshehadbeenlikethat.
S2:
Theoldladysaidshewasalwaysinabadmood.
S3:
Kangkangsaidthatwastoobad.
3.T:
Complete1bbyyourselvesintwominutes.
（Checktheanswersandsumupthechangingrules.）
Ⅳ：
Practice（时间:
10分钟）
1.T:
AfterKangkangwrotetothenewspaperabouttheoldlady’sproblems,ajournalistinterviewedher.Whatisthejournalist’squestion?
Let’slookatthefirstpicturein2.
Ss:
Areyoufeelingbetternow,Mrs.Zhou?
T:
Yes.Thejournalistaskedtheoldladyifshewasfeelingbetter.
2.（Makeconversationswithstudentsandleadthestudentstofinish2。
）
T:
WhatisMrs.Zhou’sanswer?
Ss:
She’sfeelingevenworse.
T:
Yes.Pleaseansweritwithindirectspeech.
Ss:
Mrs.Zhou’ssaidthatshewasfeelingevenworse.
T:
Then,whatdidthejournalistask?
Ss:
Whatistheenvironmentaroundthisplacelike?
T:
Pleaseansweritwithindirectspeech.
Ss:
Heaskedwhattheenvironmentaroundthatplacewaslike.
T:
Completetherestsentenceswithdirectspeechorindirectspeech.
…
（Checktheanswers。
）
3.T:
Discussthequestionsin3,andworkingroupsofthree.Oneasks,anotheranswerandthethirdonereportsitusingindirectspeech.Twominutesforpreparation.
1.根据首字母完成单词.
1）.A___,Iwilltrytohelpyou.
2）.Heistoow___towalkanymore.
3）Thatchemicalfactoryp__terriblegas.
4）.Thebadairmakesmyc___hurt.
5）.Ican’ts___peopledroppinglitter.
2.把直接引语变间接引语
1．Fatheraskedhisson，“doyoustudyhardatschool？
”
Fatheraskedhisson__________________________。
2．“Whereareyoufrom？
”Sheaskedme。
Sheaskedme____________________________.
3．“Thesunrisesintheeast，”theteachertoldus。
Theteachertoldus__________________.
Homework:
Writetothegovernmentaboutthepollutionproblemsaroundyourhome.
Ⅳ:
Teachingreflection
UNIT2：
SavingtheEarth
Topic1：
Pollutioncausestoomanyproblems.
SectionC
SectionCneeds1period
Themainactivityis1a
Teachingaimsanddemands:
Realizetheharmofnoisepollutionandenhancethesenseofenvironmentalprotection.
Teachingprocedures:
Step1Review
1PracticeorallytoreviewtheDIRECTSPEECHANDINDIRECTSPEECH.
Forexample:
T:
Icametothisschooltwoyearsago.
（Thentheteacherasks:
WhatdidIsayjustnow?
）
S:
Yousaidthatyoucametothisschooltwoyearsbefore.
………
2Reviewtheharmandkindsofpollution,andthenleadtonoisepollutioninthissection.
Step2Presentation
1Playsomepleasantsoundsbyrecorderormultimediasuchasbeautifulsongs,soundsofbirdssinging,andsoon.Thentheteacherasks,“Doyoulikethem?
”Nexttheteacherplayssomeunpleasantsoundslikethesoundofcuttingmetalect.Thentheteacherasks,‘Doyoulikethem,either?
’Andhelpthestudentsanswerit.
Theteachersays,“Yes,nobodylikesthesesounds,becausetheyarenoisy,wecallthemnoisepollution.
2Discussthepre-readingquestionsandfinish1in1a
3Listento1aandanswerthequestions.Checktheanswers.
（1）Isnoiseakindofpollution?
（2）Isitharmfultopeople'shealth?
4Teachandletthestudentsmasterthenewwords:
coaldeafprintdisturbharm.Thenletthestudentslistento1aagain.
Step3Consolidation
1Letstudentsread1aafterthetape.
2Discussthekindsandharmofnoisepollutioninpairs.
Forexample:
S1:
Canyoutellmeanykindsofnoisepollution?
S2:
Yes.Forexample,thesoundof…..
S1:
Aretheyharmfultous?
S2:
Yestheyare./SorryIamnotsure.
Thentheteacherchoosessomepairstoactitout.
3Letstudentsread2in1abythemselvesandwritedownthekeywordsof1a.Thenasksometoretellthe
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