Working the land教案

編輯: 逍遙路 關(guān)鍵詞: 高二 來源: 高中學(xué)習(xí)網(wǎng)
TheGeneralIdeaofThisPeriod
Thisperiodisaboutthereadingofthepassages:Organicfarming.Itcanhelpthestudentslearnsomethingmoreaboutthemodernagriculture.?
TeachingImportantPoints?
Helpthestudentstounderstandthepassagesandrealizetheimportanceoforganicfarming.
TeachingDifficulties?
Howtoimprovethestudents’readingability.?
Howtohelpthestudentsu nderstandtheadvantagesoforganicfarming.?
TeachingMethods?
Asking-and-answeringactivitytocheckthestudents’understandingofthetext;individual,pairorgroupworktofinis heachtask.?
TeachingAids?
Ataperecorder?
Amulti-mediacomputerandablackboard?
ThreeDimensionalTeachingAims
KnowledgeandSkills?
Trainthestudents’readingability.?
Learnsomeusefulwordsanddrill.?
Enablethestudentstoknowthedifferencesbetweenorganicfarmingandchemicalfarming.?
ProcessandStrategies?
Pairworktotalkabouttheadvantagesoforganicfarming.?
Individualworktofinisheachtask.?
FeelingsandValue?
Throughthereadingofthispassagethestudentsmayhaveabetterunderstandingoftheadvantagesoforganicfarming.Itisimportantaspeoplearemoreandmoreconcernedaboutthequalityofthefoodweeat.?
TeachingProcedures?
Step1Warmingup?
1.Greetings?
2.Checktheanswersoftheexercisesaboutthe-ingformasthesubjectandobject.
Step2Readingforstructure?
T:IntheReadingpartwel earntsomethingaboutplantingrice,butdoyouknowwhatisthebestwaytoplantrice??
Ss:...?
T:Todaywe’lllearnapassageaboutorganicfarming.Nowpleasereadthetextandtrytofindoutthemainideaofeachparagraph.I’llgiveyoufiveminutes.?
(fiveminuteslater)?
T:WhowouldliketotellmethemainideaofParagraphOne??
S:It’s“Whatis‘organicfarming’?”?
T:That’sright.HowaboutParagraphTwo??
S:Themainideais“Thefertilizerthatorganicfarmerspreferisnaturalwastefromanimals”.?
T:Thankyouforyourgoodanswers.Let’scometothenextparagraph.?
S:Themainideaforthelastparagraphis“Organicfarmerschangecropseverytwoorthreeyears”.?
T:Everyonehasdoneagoodjob,Ihopeeveryonegotalltheanswersbyyourself.
Step3Readingfordetails?
T:Nowpleasereadthepassageagain,andtrytofindalltheanswersforthefollowingquestions:?
1.Whatisorganicfarming??
2.Whatproblemsarecausedbyusingchemicalfertilizers??
3.Whydoorganicfarmersgrowpeasorsoybeansaftercornorwheat??
T:Finish?Anyonegetstheanswerforthequestions??
Suggestedanswers:?
1.Organicfarmingmeansgrowingcropswithoutchemicalfertilizers.?
2.Therearethreeproblems.First,chemicalfertilizersaffectthesoilandthewatersupplybadly.Second,theyallowfarmerstogrowthesamecropyearafteryearandexhaustthesoil.Third,theykillbothhelpfulandharmfulpests.?
3.Farmersgrowpeasorsoybeansaftercornorwheatsothatpeasandbeanscanputmineralsbackintothesoil,makingitrichandhealthyandreadytogrowmorewheatorcorn.
Step4ExtensiveReading?
T:Pleasereadthetextforthethirdtime,thenfillinthefollowingtable.?
(Fiveminutesl atertheteacherchecktheanswersonebyone.)?
AdvantagesoforganicfarmingReason
1.Farmersuse naturalwastefromanimals.1.Thismakesthesoilricherinmineralsandsomorefertile.
2.Thesoilisnotexhausted.2.Peasandsoybeansrenewthemineralsinthesoilanditbecomesrichandhealthy.
3.Theyusethesoiltobestadvantage.3.Theyplantcropsthatneedsurfacesoilandnextcropsthatgrowatadeeperlevel .Sothewindandwaterdoesn’tcarryawaythesoil.Alltherichnessofthesoilisused.
Step5Retelling?
T:Nowpleaseretellthetextaccordingtothefollowingchart,youcandiscussingroups.Organicfarming?
1.Cropsgrowingwithnaturalfertilizers.?
2.Farmersprefernaturalwastefromanimals.?
①make...richerandmorefertile 、賚eaving...isnotgood?
②reduce...andhelp...strong  、趃row...yearafteryear?
③thefertilizerskill...andhealthy?
④keepfree...fromchemicals?
(Threeminuteslater,theteacherasksomestudentstohaveatry)
Step6Languagepoints?
Teacherexplainstheimportantwordsandexpressionsfromthereading.Trytouseasmanyexamplesaspossibletoillustratethepoint.Afterillustration,teachercangivestudentssomeexercisetoconsolidatetheirunderstanding.?
Step7SummaryandHomew ork?
T:Todaywelearnedapassageaboutorganicfarming.Ifyouareinterestedinit,youmayfindmoreinformationaboutitontheInternetafte rclass.What’smore,youshouldfinishyourworkbookexercises.Somuchfortoday!?
TheDesignoftheWritingontheBlackboard
Unit3Workingtheland
Period3 Extensivereading
1.reduce v.makesth.smallerinsize,number,degree,price,etc.?
e.g.Thecompanytriestoincreaseprofitsbyreducingcosts.?
Wehavereducedexpensesthisyear.?
2.supply v.givesb.sth.thatisneededoruseful?
e.g.HekeptmewellsuppliedwithcupsofcoffeewhileIwrotethereport.?
Theshopwasunabl etosupplywhatshewanted.?
3.referto v.mentionorspeakofsb./sth.?
e.g.WhenIsaidsomepeoplewereverystupid,Iwasn’treferringtoyou.?
Don’trefertothismatteragain.?
RecordafterTeaching
ActivitiesandResearch
Theteachermayencouragethestudentswhoareinterestedinorganicfarmingtofindmoreinformationaboutitandshareitwithotherstudentsinclass.?
ReferenceforTeaching
LanguagePoints?
1.reducev.makesth.smallerinsize,number,degree,price,etc.?
e.g.Thecompanytriestoincreaseprofi tsbyreducingcosts?
公司盡力通過減少花銷來提高利潤(rùn)。?
We havereducedexpensesthisyear.?
今年我們已經(jīng)減少了業(yè)務(wù)開支! 
2.supplyv.givesb.sth.thatisneededoruseful?
e.g.HekeptmewellsuppliedwithcupsofcoffeewhileIwrotethereport.?
當(dāng)我寫報(bào)告時(shí),他不斷地給我提供咖啡。?
Theshopwasunabletosupplywhatshewanted.?
在這家商店她買不到她所想買的東西。
3.refertov.mentionorspeakofsb./sth.?
e.g.WhenIsaidsomepeoplewereverystupid,Iwasn’treferringtoyou.?
當(dāng)我說有些人是很愚蠢的時(shí)候,我不是說你。?
Don’trefertothismatteragain.?
別再提這件事了。?
Sentencesandstructures?
Findoutallthesentenceswith“v.+ing”forms,andtrytorememberthem.?
Translatethefollowingsentences,andtellwhatpartofspeechesthered partsareusedas.?
1.它也指用自然肥料而不是化肥種植的莊稼。?
Italsoreferstocropsgrowingwithnaturalratherthanchemicalfertilizers.?
注:growing...在句中充當(dāng)定語。修飾crops。
2.他們說,把這種肥料施在農(nóng)田里會(huì)使土壤含有更豐富的礦物質(zhì),而(土壤)也會(huì)更加肥沃。?
Puttingthisintheirfields,theyargue,makesthesoilricherinmineralsandsomorefertile.?
注:Putting...在句中充當(dāng)狀語。?
3.這一點(diǎn)很重要,因?yàn)橥寥栏牧剂?農(nóng)作物的病蟲害就減少了,因而有 助于農(nóng)作物的茁壯成長(zhǎng)。?
Thisisimportantbecausedevelopingahealthysoilreducesdiseasesincropsandhelpsthemgrowstrongandhealthy.?
注:developing...在句中充當(dāng)主語。
4.然而使用化肥會(huì)帶來很大的問題。?
However,usingchemicalfertilizersisabigproblem.
5.第一,在田地里長(zhǎng)期遺留化學(xué)物質(zhì)對(duì)土壤和水源不利。 ?
Firstly,leavingchemicalsinthegroundforalongtimeisnotgoodforthesoilorthewatersupply.?
注:leaving...在句中充當(dāng)主語。
6.不同的是,有機(jī)耕作的農(nóng)民們堅(jiān)持每隔兩三年換種農(nóng)作物。?
Instead,organicfarminginsistonchangingcropseverytwoorthreeyear.?
注:changing...在句中充當(dāng)賓語。
7.這些農(nóng)作物將礦物質(zhì)帶回土壤,使之肥沃強(qiáng)效,適宜于種植要求土壤肥沃的農(nóng)作物,例如玉米和小麥。?
Theseputthemineralsbackintothesoil,makingitrichandhealthyandreadytogrowcropsthatneedrichandfertilesoillikecornorwheat.?
注:making...在句中充當(dāng)狀語。[來源:學(xué)。科。網(wǎng)Z。X。X。K]
8.但無論他們種什么,他們確保在收割后留在地里的 東西成為來年農(nóng)作物的天然肥料。?

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