我的 文档 4.docx
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Unit4Astronomy:
thescienceofstars
I.TeachingAims:
(1)Vocabulary:
astronomy,atmosphere,violent,explode,surface, disappointed,gradually,cheer,mass,harmful,presence,intime,prevent…from…dependon,nowthat,getthehangof,breakout
(2).Talkaboutthescienceofstars
2.Practicegivinginstructions
3.Learntousenounclausesasthesubject
Learntowriteanessaytoshowyourproblemsandthewaytoovercomethem.
III.ImportantPoints:
1.Talkaboutthescienceofstarsscientists.
2.howoactoutaplay
3.LearnNounClauseassubject
5.Writeanarticle
IV.TeachingTool:
1.theblackboard 2.ataperecorder 3.multimedia
VI.TeachingTime:
eightperiods
Teachingprocedures:
Thefirstperiod Intensivereading
StepⅠPresentation
T:
Hello,everyone!
TodaywewillcometoUnit4,Astronomy.BeforethatIhaveaquestion:
wheredowecomefrom?
Orwecansay:
Whoareourancestors?
S1:
Monkeys!
S2:
BeijingRenwholivedmanyyearsago.
S3:
dinosaurs
…
T:
Verygood!
Doyouknowwhatitwaslikebeforelifeappearedonearth?
S4:
Fullofwater…
Bs:
Idon’t know.
T:
Doyouwanttogetmoreinformation?
Ss:
Yes,wedo.
T:
Todaywewilllearnsomethingabouthowlifebeganonearth.Turntopage25.Let’scometoWarmingupfirst.
StepⅡWarmingup
1.Readthethreequestions,whilethestudentslistenandfollow.
2.Givethestudentsseveralminutestodiscussthequestions.
3.Collectanswersfromtheclass.
4.Checkanswerswhilediscussing.
StepⅢPre-reading
Getthestudentstodiscussthequestionsonpage25withtheirpartners.Thenaskthestudentstotelltheirstories.Encouragethemtotelldifferentstories,Iftheydon’tknowany,tellthemsome.
T:
Nowdiscussthesequestionswithyourpartners.ThenIwillasksomeofyoutotellusyourstories.Areyouclear?
Ss:
Yes.
1.Doyouknoweachreligionorculturehasitsownideasaboutthebeginningoftheuniverse?
Giveanexampleifyouknow.
2.Doyouknowwhatascientificideais?
Readsomestoriestothestudents.
Panguseparatestheskyfromtheearth;
TheBiblicalAccount;
India;
Japan;
Europe;
…
StepⅣReading
1.Scanning
Getthestudentstoreadthepassagequicklyandaccuratelyandmeanwhilehelpthestudentstoformagoodhabitofreading.Givethestudentsacoupleofminutestolookthrouththewholepassage.Tellthemtoreadsilentlyandthenasksomedetailedquestionsaboutthetext.Encouragethemtoexpresstheirideas.
T:
Wearegoingtolearnapassageabouthowlifebeganontheearth.Nowreadthetextquicklyandthenanswermyquestions.
1.Whatwasthereontheearthbeforelifebegan?
2.Whydoscientistthinktherehasneverbeenlifeonthemoon?
3.Whydoanimalsfirstappearinthesea?
4.Whydogreenplantshelplifetodevelop?
5.Whyweremammalsdifferentfromotheranimals?
Discusstheanswerswiththewholeclass.
1.Skimming
Inthispart,studentswillreadthetextagainandfinishpart1,2,3
T:
Nowskimthepassagefasttofinishpart1,2,3,4Thenwewillchecktheanswerstogether.
Keytopart1:
DBIGEHACFJ
Discusstherestwiththestudents.
StepⅤListening
Listentothetapeforthestudentstofollowandhavefurtherunderstandingofthepassage.
T:
Readafterthetape,thenanswermesomequestionswithyourbookclosed.
1.Howdidwatercomeintobeingontheearth?
2.Whyiswaterimportantonearth?
StepⅥLanguagepoints
T:
Turntopage25.Let’slookatthesentences:
1.Itexplodedloudlywithfireandrock,whichwereintimetoproducethewatervapor.
Whichleadsnon-restrictiveattributiveclause.
intime:
soonerorlater;eventually
Iwillseehimintime.
Intime(forsth/todosth):
notlate
Shewillbebackintimetopreparedinner.
In/outoftime:
in/notinthecorrecttime
Theaudienceclappedintimetothemusic.
1.Nobodyknewthatitwasgoingtobedifferentfromotherplanetsgoingaroundthesun.
Bedifferentfrom:
notlikesomeoneorsomethingelseinoneormoreways
Citylifeisquitedifferentfromcountrylife.
1.Whetherlifewillcontinueontheearthformillionsofyearstocomewilldependonwhetherthisproblemcanbesolved.
Tocome:
servesasattributive
Sheisthelastpersontodosuchathing.
Dependon:
somethingmightonlyhappenorbetrueifthecircumstancesarerightforit
Oursuccessdependsonwhethereveryoneworkshardornot.
1.Walkingdoesneedabitofpracticenowthatgravityhaschanged.
Nowthat:
becauseofthefactthat
NowthatIamfree,Icanenjoymusicforawhile.
Nowthatyouhavegrownup,youcandecideitbyyourself.
StepⅦHomework
1.Retellthepassage
2.Rememberimportantlanguagepoints
Thesecondperiod Languagestudy
I.Teachingaims:
1)EnabletheSstorecognizeandlearnbyhearttheusefulwordsandexpressionslearntinReadingpart.
2)LearnNounClauseassubject
II.TeachingImportantPoints:
1.LearnNounClauseassubject
2.ThebasicusageoftheNounClause.
IIITeachingDifficultPoints:
HowtohelptheSstorecognizethecharacteristicNounClauseassubject
IVTeachingmethods
Recognizetherulesindependentlyandpractice.
VTeachingAids:
1.themultimedia 2.the blackboard
VITeachingProcedures
Step1Greetingsandlead-in
1.GreetSsasusual
2.Checkretellingofthepassage
1.ityourself.
StepⅡWordstudy
Thispartisaconsolidationofthewordslearntinthisunit.Askthestudentstodotheexercisesindividually.
1.Page27.Firstletstudentsfinishpart1,2
2.Checktheanswerswiththewholeclass.
3.Givestudents3minutestofinishpart3.
4.Letthestudentsreadpart4forawhileandfinishit.
5.Turntopage63.Firstletthestudentsfinish1and2andchecktheanswers.
StepⅢPreparation
Showsomesentencesontheblackboard.
1.Atreehasfallenacrosstheroad.
2.Youareastudent.
3.Tofindyourwaycanbeaproblem.
4.Smokingisbadforyou.
5.“Howdoyoudo?
”isagreeting.
6.Whatshesaidisnotyetknown.
7.Thatweshallbelateiscertain.
8.It’scertainthatweshallbelate.
T:
Whatpartdoestheunderlinedpartserveasineachsentence?
Orfinditssubjectineachsentence.
StepⅣGrammar
1.Givethestudentssometimetofindthesentencesinthepassage.Thecollectanswersfromtheclass.
2.Showtypicalexamplesofhowtomakeasubjectclause.GuidetheSstofindoutwhatchangeswehavetomakewhenwemakeasentenceorcombinetwosentencesusingsubjectclause.TeachershowstheexampleandSswritedownthesentences.
3.StepⅤHomework
4.Finishpart3(P23)
5.Finishpart3(P64)
Bb:
ThesecondperiodLanguagestudy
Whatscientiststhinkisthattheearthwasdifferentbecauseofthearrivalofsmallplantsgrowinginthewateronitssurface.
1.Whatitwastobecomewasamystery…
2.Whetherlifewillcontinueontheearthformillionsofyearstocomewilldependonwhetherthisproblemcanbesolved.
Thethirdperiod
I TeachingAims
1.Dosomeexercisestoreviewthewordsandtheusefulexpressionsinthelastperiod.
2.ReviewtheNounClauseassubject
3.EnabletheSstolearnandtalkaboutthestory“Avisittothemoon”
II.TeachingImportantPoints:
ImproveSs’readingskill
IIITeachingDifficultPoints:
Tounderstandthecontentandfinishtheexerciseseffectively.
IVTeachingMethods:
1.Skimmingtogetthegeneralideaofthestory
2.Scanningtogetdetailsinformationandunderstandthestorybetter.
VTeachingAids:
1.themultimedia 2.theblackboard 3.ataperecorder
VITeachingProcedures
Step1GreetingsandRevision
(GreetSsasusual)
T:
YesterdaywelearnttheNounClauseassubjectandnowlet’sdosomeexercisestoreviewit.
(ShowsomesentencesonthescreenandasktheSstoselectcorrectanswers)
Step2Reading
T:
Wehavelearnfirstreading“Howlifebeganontheearth”,nowlet’scometoanotherone.NowpleaseturntoP30.Lookatthepicture.Whatcanyousee?
Ss:
…
T:
Skimthetextandgetthemainidea.
Ss:
..
T:
That’sright.Nowreadthestoryagainandfindtheanswerstothefollowingquestions:
1.NowwritesownthethreewaysinwhichgravitychangedforLiping.
2.Hisweightchangedthreetimestoo.Nowwritethemdown
3.Listeningtothetapeandpracticereadingaloudthedialoguesinthepassagewithfelling.
Ss:
..
(TandSsdiscussthequestionstogetherafter5minutes)
Step3Languagestudy
(PickoutthedifficultlanguagepointsandexplaintoSs)
Step4SummaryandHomework
T:
Today,we’veread“Avisittothemoon”andreviewtheNounClauseassubjectlearntinthisunit.Afterclass,finishtheexercisesinpost-reading.Thatisallfortoday.
Bb:
TheThirdPeriodExtensiveReading
Makeatrip cheerup
As…as nowthat
Breakout getthehag
Getcloseto asif
TheFourthPeriod
I.Teachingaims
1.Reviewtheusefulexpressionslearntinthisunitbypracticing.
2.ImprovetheSs’listeningandspeakingability.
3.ImprovetheSs’writingability
II.TeachingImportantPoints:
1..ImprovetheSs’writingabilityandlistening
IIITeachingDifficultPoints:
HowtoimprovetheSs’writingability.
IVTeachingMethods:
1.Discussioninpairsandingroupsoffour.
2.Inductivemethodtohelpstudentswriteaplaysuccessfully.
VTeachingAids:
1.themultimedia 2.the blackboard
VITeachingProcedures
Step1Greetings
(GreetSsasusual)
Step2SpeakingandWriting
T:
Yesterdaywetalkabout“Avisittothemoon”.Inthisperiod,wewillimproveourwritingabilitybywritinganessay.
T:
Butbeforeyouwrite
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