九年级英语上册Unit 2 Topic 2 All these problems are very serious教案 新仁爱版.docx

九年级英语上册Unit 2 Topic 2 All these problems are very serious教案 新仁爱版.docx

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九年级英语上册Unit2Topic2Alltheseproblemsareveryserious教案新仁爱版

Unit2Topic2Alltheseproblemsareveryserious

TeachingAims

a.Wordsandexpressions

asaresult,behavior,inthebeginning,daybyday,dieoutsand,cutdown,changeinto,prevent,prevent…from,humanbeing,although,law,turnoff

onearth,period,millionsof,takeaway,rise,level,referto

b.Patterns:

.

（1）Noneofuslikespollution.

（2）Don’tspitanywhereinpublic.

（3）Everyoneshouldcareforwildanimalsandplantmoretrees.

（4）Weshoulddoeverythingwecantoprotecttheenvironment.

c.Grammar:

Learntheindefinitepronounandadverb

Teachingfocus:

Learntheindefinitepronounandadverb

Aboutthetime；

Thistopicneeds5periods.

总第22课时Unit2SavingtheEarth

Topic2Alltheseproblemsareveryserious.

SectionA

Teachingaimsanddemands

1.Learnanewwordandsomephrases:

asaresult,behavior,inthebeginning,daybyday,dieout

2.Learnsomeusefulsentences:

（1）Asaresult,airpollutionhasbecomeaseriousproblem.

（2）Humanshavecometorealizetheimportanceofprotectinganimals.

3.Learntheindefinitepronounandadverb:

（1）Noneofuslikespollution.

（2）Don’tspitanywhereinpublic.

（3）Everyoneshouldcareforwildanimalsandplantmoretrees.

Teachingfocus:

Learntheindefinitepronounandadverb:

Teachingprocedure:

Step1Review

T:

Itistoodirtyandthereistoomuchheavysmokeoutside.Ican’tstandit.

Ss:

Isitairpollution?

T:

Yes,itis.

Step2Presentation

1.T:

Doyouliketheenvironmenthere?

Ss:

No,wedon’t.

T:

Why?

Ss:

Becausethereistoomuchsmoke.

T:

Yes.Weshouldstopburningcoal.ItissaidthatChinahasbecometheworld’slargestproduceranduserofcoal.Asaresult,airpollutionhasbecomeaseriousproblem.

T:

Nowourgovernmenthasrealizedtheimportanceofprotectingtheenvironment.

T:

Weshoulddosomethingusefultoprotecttheenvironment,too.

2.Listentothetape,andanswerthequestionsonthesmallblackboard.

3.Read1aagain,andtrytofindtheindefinitepronounsoradverbs.

Step3Consolidation

workinpairs.Trytomakeanewdialogwithyourpartneraccordingtothedialogin1a.ThenI’llasksomepairstoactoutyourowndialoginthefrontoftheclassroom.

S1:

What’sitabout?

S2:

It’sabouttheenvironmentintheworld.Itsaysthatourenvironmentisgettingworseandworse.Andthepollutionhasbeenthemostseriousproblemintheworld.

S1:

Yes.Butit’sluckythatlotsofgovernmentshavedonesomethingusefulfortheprotectionofenvironment.

S2:

It’sknownthatnobodylikespollution.Butwhatshouldwedoasstudents?

S1:

Ithink,first,everyoneshouldtrytoprotecttheenvironmentaroundusandweshouldn’tspitorthrowtherubbishhereandthere.Weshouldprotectthewildanimalsandplants.

S2:

That’sright,weshoulddoasmuchaspossibletoprotectourearth.

Step4Practice

Fillintheblanks

Noneofusshouldsteponthegrass.

Don’tthrowrubbisheverywhere.

Nobodyshouldpicktheflowers.

Don’tspitanywhere.

Everyoneshouldcareforanimals.

Homework:

Reciteonepasageandwritethemdown.

Design

Alltheseproblemsareveryserious.

SectionA

asaresultButthegovernmentisdoingsomethingusefultoprotecttheenvironment.

somethingusefulNoneofuslikespollution.

inthebeginningDon’tspitanywhereinpublic.

daybydayEveryoneshouldcareforwildanimalsandplantmoretrees.

dieoutWeshoulddoeverythingwecantoprotecttheenvironment.

Thoughtsafterclass

总

第23课时Unit2SavingtheEarth

Topic2Alltheseproblemsareveryserious.

SectionB

Teachingaimsanddemands

1.Learnsomenewwordsandphrases:

sand,cutdown,changeinto,prevent,prevent…from,humanbeing,although,law,turnoff

2.Learnsomeusefulsentences:

（1）Icouldn’tseeanything,andmyfacehurtwhileIwaswalkingdownthestreetjustnow.

（2）Passlawsagainstwaterpollution.

（3）Remembertoturnthetapoffwhenyouleave.

3.Continuetolearntheindefinitepronounandadverb.

Teachingfocus:

Learntotalkaboutpollutionanditsharm.

Teachingprocedure:

Step1Review

Fillintheblanks

none

other

something

Everyone

everybody

nobody

anything

everywhere

anybody

others

（1）Noneofusknowshowtostopthebadbehavior.

（2）Iknockedonthedoorbutnobody

answered.

（3）Someofthesebooksarebetterthanothers.

（4）Shewasdrivingthecarwithonehandandwipingthewindowwiththeother.

（5）It’sagoodcarbutIamlookingforsomethingfaster.

（6）Youcan’tbelieveanythingshesays.

（7）There’re5000peoplelivinghereandalmosteveryone/everybodyhashis/herowncar.

（8）He’sclevererthananybodyIknow.

（9）I’velookedeverywherebutIcan’tfindit.

Step2Presentation

1.Talkaboutthepictureslikethis:

T:

Lookatthesepicturesthentellmeyourfeelings.FirstlookatPicture2.

Isthescenerybeautiful?

Ss:

Yes.

T:

OK.Let’slookatPicture4.Isitbeautiful?

Ss:

No.

T:

Whathashappenedtotheforest?

Ss:

Ithasgone.

T:

Yes.Peoplehavecutdowntoomanytrees.

T:

Doyouknowtherelationsbetweentrees,

humanbeingsandsandstorms?

Doyouknowhowsandstormscomeintobeing?

Nowpleaselookatthepicturesin1candnumberthem.

3.Nowlistento1a,andanswerthequestionsontheblackboard.

（1）What’stheweatherliketoday?

（2）Whatshouldwedotoprotecttheenvironment?

4.workingroups.Findandtalkaboutthelanguagepointsanddifficultpoints,thenI’llasksomestudentstogivetheiranswerstoclass.

Step3Consolidation

Readafterthetape,trytorepeatthematerials

Step4Practice

Talkaboutthewaystoprotectourenvironmentingroups.

Homework:

（1）Findoutmoreinformationaboutwater.

（2）Writeashortpassagewiththetitle“ProtectingandSavingWater”.

Alltheseproblemsareveryserious.

SectionB

Icouldn’tseeanything,andmyfacehurtwhileIwaswalkingdownthestreetTreescanstopthewindfromblowingtheearthaway.

Passlawsagainstwaterpollution.although…/…but…

Remembertoturnthetapoffwhenyouleave.turnoff

prevent…from…=stop…from…

Design

Thoughtsafterclass

总第24课时Unit2SavingtheEarth

Topic2Alltheseproblemsareveryserious.

SectionC

Teachingaimsanddemands

1.Learnsomenewwordsandphrases:

onearth,period,millionsof,takeaway,rise,level,referto

2.Learnsomeusefulsentences:

（1）Whenitrainsorwhenthewindblows,theearthistakenaway.

（2）Theheatfromthesuncan’tescapesothetemper

atureisrising.

3.Learntotalkabouttheharmofpollution:

（1）Forestshavebecomedeserts,somoreandmoresortsofanimalsandplantsaredisappearing.

（2）Asaresult,manyriversandlakesarenowdead.

（3）Toomuchharmfulradiationfromthesunpassesthroughtheholeandreachestheearthdirectly.

（4）Itcausestheleveloftheoceanstoriseandtheclimateoftheearthtochange.

Teachingfocus:

Developthestudents’senseofenvironmentalprotection.

Teachingprocedure:

Step1Review

T:

Howdoyouprotectourenvironmentandsavewater?

S1:

Everyoneshouldplantmoretrees.

S2:

Weshoulddoeverythingwecantosavewater.

S3:

Everybodyshouldknowtheimportanceofforests.

S4:

Passlawsagainstwaterpollution.

S5:

Coll

ectandreusewastewater.

…

Step2Presentation

1.UsethePPTandFlashtolearnthenewwordsandexpression.

2.Read1a，listentothetapesandfillintheblanks

Wehumansh

avelivedonearthforonly35000years,butduringthisperiodwehavechangedourplanetalotinmanyways.Nowreadthepassageandthenchooseapropertitleforeachparagraphfromthephrasesabovethepassage.

3.Answerthesequestions

（1）Havewechangedourplanetinmanyways?

（2）Havepeopledonegoodtotheearth?

（3）Whyaremoreandmoresortsofanimalsandplantsdisappearing?

（4）Aremanyriversandlakesdeadnow?

（5）Isozoneimportanttotheearth?

Why?

（6）Hascarbondioxideintheairincreasedalot?

Step3Consolidation

Accordingto1a,finishtheformontheblackboard.

Step4Practice

Readthepassageagain,discussthemeaningsofthefollowingexpressionsingroupsof4,andthenwritedownhowtheyaffecttheenvironment.

Kindofpollution

Effect

Homework:

Writeanarticleaboutthepollution.

Design

Alltheseproblemsareveryserious.

SectionC

millionsof…Whenitrainsorwhenthewindblows,theearthistakenaway.

takeawayAsaresult,manyriversandlakesarenowdead.

refertoTheheatfromthesuncan’tescapesothetemperatureisrising.

Itcausestheleveloftheoceanstoriseandtheclimateoftheearthtochange.

Thoughtsafterclass

总第25课时Unit2SavingtheEarth

Topic2Alltheseproblemsareveryserious.

SectionD

Teachingaimsanddemands

1.Learnsomeusefulsentences:

（1）Thisharmstheenvironment…

（2）Atthesametime,dealingwith…

（3）Ofallthegarbage,about35percentcanberecycledwhiletherestcan’t.

（4）Howshallwedealwithit?

2.Reviewtheindefinitepronounandadverb:

Teachingfocus:

Goondevelopingthestudents’senseofenvironmentalprotection.

Teachingprocedure:

Step1Review

T:

Afterlea

rningSectionC,wehaveknownthatmanykindsofpollutionaffectourenvironment.Howdofactoriesaffectourenvironment?

S1:

They/Factorieshavepollutedthelandandthewater.

S2:

Factoriesmakesomeriversandlakesdeadnow.

S3:

…

T:

Verygood.Howdocarsandbusesaffectourenvironment?

S4:

Theyhavepollutedtheair.

S5:

Theyhavecausednoisepollution.

S6:

…

T:

Howdoescuttingdowntoomanytreesaffectourenvironment?