高中英語必修4Unit 2 Working the land教學(xué)設(shè)計(jì)

高中英語人教版必修4Unit2Workingtheland教學(xué)設(shè)計(jì)Topic:importantpeople;historyandmethodsofagriculture.Vocabulary:statistics,sunburnt,struggle,decade,super,output,,crop,hunger,disturbing,expand,circulate,Vietnam,battle,rid,freedom,therefore,equip,grain,exportnationality,occupation,confuse,regret,chemical,production,bacteria,pest,nutrition,mineral,discovery,focus,soil,reduce,root,skim,underline,summary,comment;thanksto;rid...of;besatisfiedwith;wouldrather;buildup;leadto;focuson;keep...freefrom/ofFunction:I'dratherIfIhaveachoiceIwillchoose...Itisbetterto..Whatistheadvantageof..?Youneedto...TheadvantagesareIwouldprefer..Because..ThisisgoodvaluebecauseIdon'tlike...because...Itisagreatpitythat...YouwilltastethedifferencewhenGrammar:The--ingformasthesubjectandobjectPovertyfactsandstatistics:Halftheworld-nearlythreebillionpeople-liveonlessthantwodollarsaday.TheGDP(GrossDomesticProduct)ofthepoorest48nations(aquarteroftheworld'scountries)islessthanthewealthoftheworld'sthreerichestpeoplecombined.Nearlyabillionpeopleenteredthe21stcenturyunabletoreadabookorsigntheirnames.Lessthanonepercentofwhattheworldspenteveryyearonweaponswasneededtoputeverychildintoschoolbytheyear2000andyetitdidnothappen.1billionchildrenliveinpoverty(1in2childrenintheworld).640millionlivewithoutadequateshelter;400millionhavenoaccesstosafewater;270millionhavenoaccesstohealthservices.10.6milliondiedin2003beforetheyreachedtheageof5(roughly29,000childrenperday)SomeinformationabouttheWTO(WorldHealthOrganization)andtheFoodandAgricultureOrganizationoftheUnitedNations(FAO)Thefirstperiod:WarmingUpandReadingImportantpoints:LetstudentslearnmoreaboutYanLongpingandhishybridstrainofrice.Getstudentstolearndifferentreadingskills.Difficultpoints:Developstudents'readingskills.EnablestudentstotalkaboutYuanLongpingandhishybridstrainofrice.Knowledgeaims:Getstudentslearnsomeusefulwordsandexpressions:statistic,sunburnt,struggle,decade,super,output,crop,hunger,disturbing,expand,circulate,Vietnam,battle,rod,freedom,therefore,equip,grain,export,nationality,occupation,thanksto,rid...of,besatisfiedwith,wouldrather,WorldHealthOrganizationStep1LeadinginandwarmingupHaveafreetalkwithstudentstoodiscussthefollowingquestions.Haveyoueverbeentocountryside?Whatdidyouseeordothere?Areyoufromafarmer'sfamily?Whatdoyouknowaboutfarming?Stablefood:Wheat,rice,corn,bean,...Somefarmingsteps:selecttheseedsfploughthesoilfturnoverthesoilfsowtheseedsfremovetheweedsffertilizefgrowtheyoungplantsfinserttheyoungplantsfharvestStep2Pre-readingTurntopage10,lookatthetitleofthereadingpassageandthepicturesandthenpredictwhatthepassageisgoingtotalkabout.Letthestudentreadthestatisticsanddiscussthefollowingquestions:Didyouknowthesefactsbefore?Whatproblemsdotheyshow?Theworldproducesenoughfoodforeveryone.Morethan800millionpeoplegotobedhungryeveryday.Letstudentsimagineanddiscussthefollowingquestion:Whatdoyouthinkwouldhappeniftomorrowtherewassuddenlynoricetoeat?Step3Reading1.Fastreading:Askstudentstoreadthetextfastandthenanswerthefollowingquestions:Whobecamethefirstagriculturalpioneerintheworldin1974togrowricethathasahighoutput?Whatarehisachievements?(Hisachievements:growsuperhybridricethathasahighoutput;circulatehisknowledgeabroad;givemoneytoequipothersfortheirresearch.)2.Intensivereading:Readthepassagecarefullytofindoutthemainideaaboutthetext:Findoutthemainideaofeachparagraphandmatchthefollowingheadingswiththerightparagraphs:Paragraph1A.DrYuanLongping'sdream.Paragraph2B.DrYuanLongping'spersonality.Paragraph3C.DrYuanLongping'sbiography.Paragraph4D.DrYuanLongping'sappearanceandhisachievement.Choosethebestanswersaccordingtothetext:.DrYuanLongpinglookslike.ascientistB.astrongmanC.afarmerD.apioneer.Whathashebeendoingforsomanyyears?heHasbeenworkinginthericefieldlikeotherfarmers.hehasbeendoingresearchtoraisetheoutputofrice.hehasbeenmanagingalargefarm.hehasbeencarryingoutexperimentinhislab..DrYuanLongping'smainachievementsinhislab?hehashelpedotherless-developedcountries.hehasearnedalotofmoneyfromhisresearch.hehashelpedtheUnitedNationstogetridofhungerintheworld.hehasgreatlyraisedtheproductionofrice..What'shisattitudetomoney?hetrieshisbesttoearnenoughmoney.hethinksthatoneshouldownalargesumofmoneyinhislife.hedoesn'tvaluemoneyverymuch.hehatesmoneyandthinksitisnothing.(Suggestedanswers:CBDC)Discussandanswerthesequestionsbasedonyourunderstandingofthepassage..WhydidYuanLongpingwanttoincreasethericeoutputwhenhewasyoung?(Hewantedtoincreasethericeoutputbecausehesawmanypeoplegohungrywhenhewasyoung.).IsYuanLongpingmoreofascientistormoreofafarmer?Doyouthinkheisabusinessman?(Ithinkheismoreofascientist,althoughheworksinthefieldslikeafarmer.Hismainpurposeisnottomakeaprofitforhimselfbuttostudyagricultureandusethatknowledgetoimprovefarmingforfarmerseverywhere.Idonotthinkheisabusinessman,becausehisgoalisnottomakemoney.).HowwouldyoudescribeDrYuan'spersonality?Usethreeorfouradjectives.(Becauseofhisworkwithdevelopinghybridrice,itseemsthatDrYuanmustbeaverypatientandcarefulman.Hedidnotgiveupbutkeptworkingonhisproject.Healsoseemstobeaverykindman,whocaresforothers.Hewantstousehisinventiontohelphungrypeoplearoundtheworld.).DrYuanwasabletodevelopasuccessfulagriculturalproductwhenthousandsofotherfarmerscouldnot.Whatdoyouthinkisthemainreasonforhissuccess?(IthinkDrYuanwassuccessfulbecausehekeptworkinganddidnotgiveup.HewasalsoverymotivatedtosucceedandhelpotherfarmersaroundChina.).DrYuanthinksthatapersonwithtoomuchmoneyhasmoreratherthanfewertroubles.Doyouagreeordisagree?Why?(Imostlyagree.Ithinkbeingrichcancausealotofproblems,butitreallydependsonthelifeandattitudeofthepersonwhoisrich.Peoplewhoarerichcertainlyhavedifferentproblemsfrompeoplewhoarenot.).DrYuandevelopedsuperhybridricetohelpChinesefarmersandhungrypeoplearoundtheworld.Canyouthinkofanyothermajordevelopmentthatwouldmakeadifferencetowouldhunger?Writeoutyourideasandthencompareitwithyourpartner.(Ithinkdevelopingotherhybridgrainswouldmakeagreatdifferenceintheproblemofworldhunger.HybridgrainsthatcansurviveinverydryorveryhotareaswouldbeveryusefulinAfricaandotherareas.Hybridgrainsthatcannoteasilybekilledbyinsectsanddiseaseswouldbeusefularoundtheworld.)根據(jù)課文內(nèi)容填空。NameYuanLongpingNationalityChineseOccupationScientistAgeHeis82yearsoldin2012.EducationHegraduatedfromSouthwestAgriculturalCollegein1953.HobbiesListeningtoviolinmusic,playingmah-jong,swimmingandreading.LifegoalFindingwaystoincreasericeharvestswithoutexpandingtheareaofthefields.DreamsRiceplantscouldbeaswellassorghum.Hewantstoexporthisricetoothercountries.AchievementsHedevelopedsuperhybridricewhichproducesone-thirdmoreofthecropinthesamefields.Hisricehasmade22%oftheworld'speoplefedfromjust7%ofthefarmlandinChina.Heisnowcirculatinghisknowledgeinothercountries.Step4Post-readingGetstudentstoreadthetextcarefullyandparaphrasesomedifficultsentences..Asayoungmanhesawthegreatneedforincreasingthericeoutput..Atthattime,hungerwasadisturbingprobleminmanypartsoftheworld..Usinghishybridrice,farmersareproducingharvesttwiceaslargeasbefore..Spendingmoneyonhimselforleadingacomfortablelifealsomeansverylittletohim..Justdreamingforthings,however,costsnothing.Havestudentsingroupsoffourtakeagroupdiscussionandthenreporttotheclass.Step5Consolidation1.LetthestudentsustheinformationtocompletethefollowingaboutYuanLongping.NameYuanLongpingNationalityChineseBirthIn1930;inapoorfarmer'sfamily;OccupationScientistoffarmingEducationSouthwestAgricultureCollege,in1953PersonalityCarelittleaboutmoneyandfameDreamHisfirstdream:riceplantsaswellassorghum,eachearofriceasbigasanearofcorn.Eachgrainofriceashugeasapeanut.Hisseconddream:toexporthisricesothatitcanbegrownaroundtheworld.AchievementGrowingricethathasahighoutput;circulatinghisknowledgeabroad;givingmoneytoequipothersfortheirresearch.HobbyListeningtoviolinmusic;playingmah-jong;swimmingandreading2.AsksomestudentstoretellthestoryaboutYuanLongpingaccordingtothenotesabove.Step6ClosingdownbyadiscussingShowthemsomepicturesforthemtoseeandhaveadiscussion:Forreference:Themeasurestakentridtheworldofhunger.Inventanewkindofplanttoproducemorefood.Findasortoffertilizertogivericeenoughnutrition.Stopthepollutiontotheenvironmentandprotectthesoilinthefield.Step7HomeworkLearntheusefulwordsandexpressionsbyheart.Readthereadingpassagecarefullyagainandtrytoretellit.Thesecondperiod:LearningaboutLanguage:ImportantlanguagepointsImportantpoints:Enablestudentstograsptheusageofsuchimportantnewwordsandexpressionsas:struggle,expand,therefore,export,thanksto,rid...ofbesatisfiedwith,wouldrather,etc.Getstudentstomasterthepatterns“Thisspecialstrainofricemakesitpossibletoproduceone-thirdmoreofthecropinthesamefields.”And“Usinghishybridrice,farmersareproducingharveststwiceaslargeasbefore.”Difficultpoints:getstudentstomastersomelonganddifficultsentences.Step1RevisionCheckthehomeworkexercises.AsksomestudentstotalkaboutDrYuanLongpingandhissuperhybridrice.Step2PracticeforsomeusefulwordsandexpressionsTurntopage12andgetthemtodosomeexercises,ifnecessary,givethemsomeexplanations.Step3Studyingimportantlanguagepointsstruggle:trytoovercomedifficulty;makegreatefforts.Thetwoleadersarestrugglingforpower.Wemuststruggleagainstthisprejudice.makeit+adj./n.+todo..Thefineweathermakesitpossibleforustogoforanoutingtomorrow.Whereverheis,hemakesitaruletoreadnewspapereverymorning.Wefounditpleasanttoworkwithher.Shefeelsitnecessaryforustolearnaforeignlanguagewell.Iconsideritahonourtohavebeeninvitedtohere.Collectinginformationisveryimportanttobusinessman.Learningaforeignlanguageisveryusefultome.searchaplacefor:Hesearchedherdrawerforthepen.searchsb.forsth.Thepolicesearchedthethiefforthestolenwallet.expand:causesth.tobecomegreaterinsize,numberorimportance.Thebusinesshasexpandedfromhavingoneofficetohavingtwelve.ThecompanyhasexpandedoperationinStanfordbyopeninganewbranchofficehere.Theeagleexpandshiswings.Theshipbuildingindustryisrapidlyexpanding.thanksto:becauseofIwaslatethankstothetraffic.ThankstoMrSmith,Icanwalkaroundagainnow.ItwasthankstohisadvicethatIsucceeded.rid:make….Freefrom;removeRidsb./sth.ofsb./sth.Be/getridof:becomefreefromYouaresupposedtogetridofcarelessness,foritoftenleadstoirretrievable(無法挽回的)errors.Theshopordered200copiesofthebookandnowitcan'tgetridofthem.Hewasaboringman!Iamgladtoberidofhim.形容詞原級(jí)as...as的前面可以用表示倍數(shù)的詞(如half,aquarter,twice,threetimes等),意思是”是…..多少倍”Youarenothalfascleverasyouthinkyouare.Thebedroomistwiceaslargeasthekitchen.Wegotfourtimesasmanyguestsaswehadexpected.besatisfiedwith:becontendedwithFatherisnotatallsatisfiedwithMary'sschoolwork.Iwasverysatisfiedwiththeresult.careabout:Sheseldomhastimetocareaboutwhatherhusbandsaysanddoes.Itisdangeroustogetintothematterbutheseemstocarelittleaboutthat.wouldrather:prefertodosth.Janewouldratherstayathomethangototheparty.Iwouldrathertellhimaboutitmyselfthanlethimfinditoutfromotherpeople.therefore:forthatreasonIwasill,andthereforecouldnotcome.Hehasbrokenhislegandthereforehecannotwalk.Wedon'thaveenoughmoney.Thereforewecannotaffordtobuythenewcar.in/withthehopeof:becauseofthewishforIcalledinthehopeoffindingherathome.Hewenttoseehisbosswiththehopeofgettingariseinhissalary.Idecidedtotalktoherfatherwiththehopeofpersuadinghimtolethergotoschool.export:sendgoodstoanothercountryforsaleThiscompanyhasalargehomemarketbutdoesnotexport.Indiaexportsteaandcottontomanydifferentcountries.Step5Usingwords,expressionsandpatternsDotheexercisesinUsingwordsandexpressionsonpage49andthencheckwiththestudentsall.Step6HomeworkFinishofftheworkbookexercises.Learnthenewwordsandexpressionsbyheart.Thethirdperiod:Learningaboutlanguage:GrammarImportantpoints:Letstudentslearnandgraspwhichverbsarefollowedbythe-ingfromastheobjectandwhichbytheinfinitive.Difficultpoints:Howtogetthestudentstolearnandgraspwhichverbsarefollowedbythe-ingfromastheobjectandwhichbytheinfinitivebutexpressdifferentmeanings.Step1RevisionCheckthehomeworkexercises.Haveadictation:statistic,sunburnt,struggle,decade,super,output,crop,hunger,disturbing,expand,circulate,Vietnam,battle,rod,freedom,therefore,equip,grain,export,nationality,occupation,thanksto,rid...of,besatisfiedwith,wouldrather,WorldHealthOrganizationStep2LeadinginAskstudentstoturntopage10toreadthroughthepassageAPioneerforallpeole,pickoutthesentencesusingthe-ingformaseitherthesubjectortheobject,andthenunderlinethe-ingformineachsentenceandtranslatethewholesentence..Sincethen,findingwaystogrowmorericehasbeenhislifegoal..Asayoungman,hesawthegreatneedforincreasingthericeoutput..DrYuansearchedforawaytoincreasericeharvestswithoutexpandingtheareaofthefields..However,hedoesn'tcareaboutbeingfamous..Heenjoyslisteningviolinmusic,playingmah-jong,swimmingandreading..Spendingmoneyonhimselforleadingacomfortablelifealsomeansverylittletohim..Justdreamingforthings,however,costsnothing..DrYuanawokefromhisdreamwiththehopeofproducingakindofricethatcouldfeedmorepeople.Getstudentsreadanddiscussthesesentencestofindouttherules.Step3Grammarlearning動(dòng)詞的-ing形式做主語和賓語的用法1）.動(dòng)詞的-ing形式做主語和賓語，既是動(dòng)名詞.Collectingstampsisagoodhobby.Heenjoysfishing.2）.動(dòng)名詞依然保持其動(dòng)詞的性質(zhì)，所以后面可以接賓語或副詞性修飾語，構(gòu)成動(dòng)名詞短語.Readingbookswidensourknowledge.Idonotlikeswimminginapool.3）.動(dòng)名詞既可以作動(dòng)詞賓語，又可以作介詞賓語.Irememberseeingher.DonotbeafraidofspeakingEnglish.4）.動(dòng)名詞做主語時(shí)，謂語動(dòng)詞用單數(shù).Chattingwiththemimprovesourmind.下列動(dòng)詞后用動(dòng)名詞做賓語:admit，advise，allow，appreciate，avoid，complete，consider，delay,deny（否認(rèn)）,enjoy,escape,finish,imagine,keep,mind,miss,permit,postpone（延期）,practice,quit（停止），suggest,stop,putoff（推遲），giveup,feellike,keepon,insiston,can'thelp下列動(dòng)詞后接動(dòng)名詞和不定式,意義基本相同:like,love,hate,dislike,begin,start,cease（停止）,continue,intend,prefer（更喜歡）等.下列動(dòng)詞接不定式或動(dòng)名詞,意義有區(qū)別..forget/remember/regret+-ing:已經(jīng)做了forget/remember/regret+todosth.還沒有做.meantodosth.打算做….meandoingsth.意味著…..trydoingsth.嘗試做某事trytodosth.設(shè)法做某事動(dòng)詞need,want和require作“需要”時(shí),做賓語的動(dòng)名詞用主動(dòng)形式表示被動(dòng)意義,相當(dāng)于不定式的被動(dòng)形式.Step4GrammarpracticeTurntopage13andaskstudentstodotheexercises2-4inDiscoveringusefulstructures.Turntopage50andaskstudentstodoexercises1-2Step5AskingandansweringLetstudentsworkinpairs,askingandtellingoneanotherthefollowing:Whatyoulove/like/hatedoingandwhy.Whatyouareinterestedindoingsomedayinthefuture.Whatcityorcountrywouldyouenjoyvisitingandwhy.Step6Closingdownbyaquiz.fWhatmadeyousoupset?ftwoticketstothepopmusicconcert.losingB.BecauseolosingC.ToloseD.BecauseIhadlostfThereisastoryhereinthepaperabouta110-year-odman.fMygoodness!Ican'timaginethatold.A.tobetohavebeenC.beingD.havingbeenA.tobeTheoldladyneeds.A.lookafterB.tolookafterC.lookingafterD.beinglookedafterHehasgotwell-preparedforthejobinterview,forhecouldn'triskthegoodopportunity.A.toloseB.losingC.tobelostD.beinglostIcan'tstandwithJoaninthesameoffice.Shejustrefusestalkingwhilesheworks.A.working;stoppingB.towork;stoppingworking;tostopD.towork;tostopIfyouthinkthattrainingawomanwellmeansalwaysherpermissionforthings,thinkagain.A.getsB.gotC.togetD.gettingItisnecessarytobepreparedforajobinterview.theanswersreadywillbeofgreathelp.A.tohavehadB.havinghadC.haveD.havingAfterhebecameconscious,herememberedandontheheadwitharod.A.toattack;hitB.tobeattacked;tobehitC.attacking;behitD.havingbeenattacked;hitItwasdifficulttoimaginehisthedecisionwithoutanyconsideration.A.acceptB.acceptingC.toacceptD.acceptedAllthestaffinourcompanyareconsideringtothecitycenterforthefashionshow.A.togoB.goingC.tohavegoneD.havinggoneLucy,youseemtobesensitiveabouttheneedoftheold.Yes.aftermygrandmotherinhospitalhaschangedmealot.A.LookedB.LookingC.LookD.TolookPeopleshouldstoptheircarsandstartusingpublictransport.Right.Theroadsaretoocrowdednow.A.usingB.touseC.useD.tousingIthinkitnopleasurewithstrangersontheInternet.Ienjoywithmyfriendsfacetoface.A.tochat;talkingB.chatting;totalkC.tochat;totalkD.chatting;talkingTherobberscannotescape.Theywillbecaughtbythepolicesoonerorlater.A.punishingB.beingpunishedC.topunishD.tobepunishTheparkisn'tfarawayfromourhome.Mybrother,Jack,suggeststhereonfoot.A.tohavegoneB.havinggoneC.goingD.togoThetimeandeffortMrLeehasdevotedfromthepastfewyearstotreesinthatremoteareaisnowconsideredtobeofgreatvalue.A.plantB.haveplantedC.plantedD.plantingDoyouregretupyourpositioninthatcompany?Yes.IfIwerethere,Iwouldbeachiefmanagernow.A.givingB.togiveC.givenD.beinggivenIwanttotrytennisthisyear.Wouldyouliketoteachme?IwouldliketoifIamfree.A.toplayB.playingC.toplayingD.playInordertoimproveyouroralEnglish,youshouldsetasidesometimetopracticeEnglisheveryday.A.spokenB.speakC.speakingD.havingspokenCanyouimaginethedifficultythegovernmenthadthevillagerstoleavehereandtosettleintheNorth?A.persuadeB.topersuadeC.persuadedD.persuading(Theanswers:ACCBCDDDBBBADBCDABCD)Step7HomeworkFinishoffthehomeworkexercises.PreviewthereadingpassageChemicalorganicfarming?Onpage14,findthesentencesinwhich-ngformsareused,andseeifyoucanunderstandthem.Theforthperiod:UsingLanguage:ExtensivereadingInthisperiod,theteachingemphasiswillbeputondevelopingstudents'readingabilitybyreadingextensively.Wewilldealwithtwopassage:ChemicalororganicfarminginUsinglanguageonpage14andAnearlyfarmerpioneerinReadingTaskonpage52.Importantpoints:Developstudents'readingabilitybyextensivereading.Difficultpoints:Howtogetstudentstomastertheskillsofscanning,skimmingandenablethemlearntowriteasummaryaftertheirreading.Knowledgeaims:Getstudentstolearnsomeusefulwordsandexpressions:chemical,production,bacteria,nutrition,discovery,focus,soil,reduce,root,skin,pest,underline,summary,buildup,leadto,keep???.freefrom/of,commentStep1RevisionCheckthehomeworkexercises.AskstudentstotranslatethesentencesintoEnglish..出國(guó)旅游是很激動(dòng)人心的.(Travelingabroadcanbeveryexciting.).在這兒等是沒用的,咱們走回去吧.(Itisnousewaitinghere.Let'swalkback.).我喜歡唱歌,更不用說聽音樂了.(Ienjoysinging,muchmorelisteningmusic.).我記得在哪兒見過你.(Irememberseeinghersomewhere.).我后悔沒有聽你的勸告.(Iregretnotfollowingyouradvice.).即使最聰明的孩子,也需要指教.(Eventhecleverestchildneedsteaching.)Step2warmingupAskstudentswhattheyknowaboutorganicfarming.Showstudentssomepicturestohelpthemunderstandchemicalandorganicfarming.Step3Reading1.Turntopage14,lookatthepictureandthetitleofthepassagetopredictthecontent.2.Getstudentstoreadthepassagecarefullyandanswerthefollowingquestions..Whyarechemicalfertilizerssopopularinfarmingtoday?(Becausemanyfarmerswelcomedchemicalfertilizersasagreatwaytostopdiseaseandincreaseproducts.).Whatproblemscanbecausedbyusingchemicalfertilizer?(Usingchemicalfertilizercanmainlycausethreeproblems.First,theydamagethelandbykillingthehelpfulbacteriaandpestsaswellasharmfulones.Second,chemicalsstayinthegroundandundergroundwater,whichaffectscrops,therefore,animalsandhumans.Inaddition,chemicalfertilizersmakefruit,vegetablesandotherfoodgrowtoofasttobeofmuchnutrition.).Whatisorganicfarming?(Organicfarmingissimplyfarmingwithoutusingchemicals.).Whatisthemainreasonforusingorganicfarming?(Themainreasonforusingorganicfarmingistogrowgoodfoodandavoiddamagingtheenvironmentorpeople'shealth.)3.Findandwritedownthemethodsandadvantagesinthepassage.MethodsoforganicfarmingAdvantagesofmethodsFarmersusenaturalwastefromanimals.Thismakesthesoilricherinmaterialsandsomorefertile.Theychangethekindofcropineachfieldeveryfewyears.Cropssuchaspeasorsoybeansputimportantmineralsbackintothesoilandmakeitrichandfertile.Theyplantcropstousedifferentlevelsofsoil.Thismakesthewindandwaternotcarryingawaythesoilandalltherichnessofthesoilused.4.Askstudentstoreadthetextcarefullytofindoutthecollocations:overthepasthalfcentury,foralongtime,getinside,washoff,foodsupply,buildup,overtime,chemicalfertilizer,cropdisease,long-termuseof,causedamageto,undergroundwater,leadto,inaddition,too...to,befullof,turnto,organicfarming,focuson,keep…freeof,reducedisease,preferdoingsth.naturalwastefromanimals,putdown,preventfrom,carryaway,avoiddoing,people'shealthStep4Importantlanguagepointsaffect:haveaneffecton;produceeffecton;causesb.tohavingfeelingsofsadnessorsympathy;Smokingaffectshealth.Thetaxincreaseshaveaffectedusall.Shewasdeeplyaffectedbythenews.wash.off:beremovedfromthesurfaceofamaterialbywashingThegreasestains（油漬）won'twashoff.Pleasewashthatmudoffyourbootsbeforeyoucomein.buildup:becomegreater,morenumerousormoreintenseTrafficisbuildinguponroadsintothecity.Tensionbuiltupasthecrisisapproached.buildoneself/sb.up:makeoneself/sb.healthierorstrongerYouneedmoreproteintobuildyouup.buildsth.up:develop,increaseorstrengthensomethinggraduallyBuildupafinereputation.Buildupone'sstrengthafteranillness.leadto:havesth.asitsresulthardworkleadstosuccess.Thismisprint（印刷錯(cuò)誤）ledtogreatconfusion.focus:centerofactivity,interest;concentrateonsth.Becausehisstrangeclothes,heimmediatelybecamethefocusofattractionwhenheenteredtheoffice.Youmusttrytofocusyourmindonworkandstudy.Pleaseyourattentionontheteacher'swork.amtootiredtofocusonanything.reduce:makesth.smallerinsize,number,degreeorprice.Thefirereducedtheforesttoafewtrees.Thisexperiencededitorissaidtobeabletoreducethemisprintstoalmostnil（零）.prefersth.tosth./preferdoingsth./prefertodosth.Whichofthetwodressesdoyouprefer?Heprefersteatocoffee.Hepreferswalkinghometotakingabus.Hepreferstostayaloneratherthangossipwithhisco-workersinhissparetime.richin:producingorhavingalargesupplyofsth.Shanxiisaprovincerichincoal.Thiskindoffishisrichofoil,whichisgoodforpeoplewhohavehearttrouble.keepFreefrom/of:make...notharmedbysth.dangerous,notspoiltbysth.unpleasant.Weshouldkeepwomenandchildrenfreefromharmandpain.Thevillageshavetakenmeasurestokeeptheriverfreeofpollution.every:Thereisatreeveryfourmetersonbothsidesoftheroad.avoid:keeponeselfawayfrom;stopsth.happening,preventIcrossedthestreettoavoidmeetinghim,buthesawmeandcamerunningtowardsme.Toavoidconfusion,theteamsworedifferentclothes.Youngladiesshouldlearntospendmoneycarefullyandavoidextravagance（浪費(fèi)）.Areyoutryingtoavoidme?Step5ReadingTaskHaveafreetalkwithstudentsaboutChineseagricultureinthepast.Askthemthequestion:doyouknowaboutQiaSixieorQiMinYaoShu?GetstudentstoreadapassagetitledAnearlyfarmerpioneertogeneralideaandthenfillinthechart.AdviceforfarmersKeepingseedsHangseed-headsuptodryallwinter,knockseedsoutwhentheyaresownChoosingseedsChooseoneswiththebestcolorWaytogetridofweeds(l)LetanimalseatthembeforeplantingWaytogetridofweeds(2)TurnthesoiloverandcovertheseedsAutumnploughingDeepploughingSpringploughingLessdeepploughingCropsChangecropsgrowninthesamefieldeveryyear.Step6ConsolidationGetthemtowriteasummaryintheirownwords.Step7HomeworkFinishofftheWorkbookexercises.Learntheusefulwordsandexpressionsbyheart.Tellsomethingaboutorganicfarminganditsadvantages.Thefifthperiod:Usinglanguage:listeningandspeakingImportantpoints:Developstudents'listeningandspeakingabilitiesbylisteningsomematerialsandusingtheusefulexpressions.Difficultpoints:Getstudentstolistentothematerialsclearlyandspeakcorrectlybyusingtheexpressions.Step1RevisionCheckthehomeworkexercises.Dosometranslatingexercises..晨煉能增強(qiáng)體質(zhì).(Morningexercisecanbuildourbodiesup.).他的惰性使他考試沒有及格.(Hislazinessledtohisfailureintheexamination.).橙子含有豐富的維他命C.(OrangesarerichinVitaminC.).你應(yīng)該把注意力集中在工作和學(xué)習(xí)上.(Youmusttrytofocusyourmindonworkandstudy.).村民們已經(jīng)采取措施使小河無污染.(Thevillagershavetakenmeasurestokeeptheriverfreeofpollution.).他不愿意乘公交車,更愿意步行回家.(Hepreferswalkinghometotakingabus.).商店已經(jīng)把價(jià)格降到了每千克五美元.(Theyhavereducedthepricetofivedollarsperkilogramintheshop.)Step2WarmingupAskstudentstoturntopage15topreparetolistentothematerial.Step3ListeningPlaythetapeforstudentstolistenaftertheyhavepreparedtheexercisesseveraltimes.Step4ListeningTask(onpage48)Playthetapeforthemtolistenandthendosomeexercise.Step5SpeakingTurntopage51.getstudentstodosomeexercisesafterhavinglistenedtoastudent'sreportonancientfarming.Step6HomeworkReadthelisteningtextsagainandknowmoreaboutfarming.Thesixthperiod:Usinglanguage:SpeakingandwritingInthisperiod,theteachingactivitieswillfocusonspeakingandwriting.Theseactivitiesofferstudentstheopportunitytothinkabouttheadvantagesof“greenfood”orfoodgrownbyorganicfarmingmethods.Ithelpsstudentstodevelopanargumenttotrytopersuadeothersthattheirideasarecorrect.Importantpoints:Developstudents'speakingandwritingabilities.Letstudentslearnhowtopersuadeothersusingtheexpressionsofpersuasion.Getstudentstolearntodesignaposteradvertisingthesafetyandimportanceofeating“greenfood”.Difficultpoints:Developstudents'speakingandwritingabilities.Knowledgeaims:Learntheexpressions:YouneedtoItisbettertoThisisgoodvaluebecauseTheadvantagesareItismostexpensiveYouwilltastethedifferencewhenIwouldprefer.because...Idon'tlikebecause...IfIhaveachance,Iwill...What'stheadvantageof..Iwouldrather...Itisgreatpitythat...Step1RevisionCheckthehomeworkexercises.Asksomestudentstotalkaboutorganicfarming.Step2WarmingupAsksomestudentstodiscussthequestions:Whatdoyouthink“greenfood”is?Howgoodisit?Domanypeopleknowabout“greenfood”inyourhometown?Howdoyouletmorepeopleknowaboutit?Step3SpeakingShowtheusefulexpressionsforstudentstoreadanduse:YouneedtoItisbettertoThisisgoodvaluebecause….Theadvantagesare…..Itismostexpensive….YouwilltastethedifferencewhenIwouldprefer…becauseIdon'tlikebecauseIfIhaveachance,IwillWhat'stheadvantageof..IwouldratherItisgreatpitythatGetstudentstoreadtheshortpassageandmakesuretheyunderstandit.Supposeasituation:haveaconversationinpairs,withonstudentasthefarmerandtheotherasthecustomer.Thefarmerispersuadingthecustomertobuyhisorher“greenfood”.Allowthemseveralminutestomakeadialogue.Step4WritingAskstudentstodesigntheirownposteradvertisingthesafetyandimportanceofeating“greenfood”.MainheadingThisexplainsthatyousellgreenfood.Reasonstobuy:Reason1Reason2Reason3Reason4Whyitisgoodvalue.Sampleposter:BuytheBestVegetableshereWeonlysellgreenfoodinthisfarms