英语教案－unin4 Feed the world.doc

英语教案unin4 Feed the world StepI:Introduction Goodmorning,class.First,Iwillaskyouaquestion:“Doyouoftenfeelhungry?”Wanglin,please While,maybeyoudontoftenfeelhungry,becauseyouhaveplentytoeat.Butinsomepoorareasintheworld,manypeopleevenstarvetodeath.Isthattrue?Now,pleaseopenyourbooktopage20 Andfindouttheanswer:“Howmanypeoplestarvetodeatheachyear?”Ionlygiveyouoneminute.Ifyoufindouttheanswer,putupyourhand.Letsseewhoisthefirst. StepII:Fastreading; A.Scanning: Findouttheanswertothefollowingquestionwithintwominutes: “whyisfarmlandbeinglost?” B.ReadingComprehension 1.Whatcanbedometoincreasethefoodsupply? A.toplantnewtrees. B.Toreducethelostinstorage C.Tobuildmoreandmorefarms D.TodevelopnewplantsforfoodD 2.Whyissomuchfoodlostinstorage? A.Thefoodisthrownawaybypeople. B.Peoplepaylessattentiontothefoodstore C.Thefoodisdamagedbyrain D.ThefoodgoesbadB 3.Foodstoresarefrequentlyruinedbyrainordamp. Whatdoes“ruin”mean? A.removedB.cleanedC.damagedD.washedawayC 4.Whatkindofplantsarescientistsdeveloping? A.Theplantwhichcanbegrownonthemoon B.Theplantwhicharelikelytobeattackedbypests. C.Theplantwhichcanbeplantedinpoorsoil D.Theplantwhichisheavier.C StepIII.Fillinblanks(通过这个练习，既可以锻炼学生语境中对词汇的领悟力，又是高考完型填空的基础训练，课堂实践证明效果较好，建议教师选用) Now,Iwillgiveyouanotherseventoeightminutestoreadthetextindetails.Pleasepayspecialattentiontothekeywordsandphrases.ThenIllaskyoutocloseyourbooksandfillinblankswithoutconsultinganything. 1.Halftheworldsworkersearntheirlivingby_.(farming) 2.Theproblenishowtofeedagrowingworldpopulationof_6billion.(over) 3.Onlyabout11%oftheearthslandsurfaceis_forgrowing_.Andthisareaisbeingsmallerday_day.(suitable,crops,by) 4.ThatswhytheChinesepeoplearemakinggreat_to_theirfarmland.(efforts,protect) 5.Farmlandisbeinglostforseveralreasons.First,itis_built_.(being,on) 6.Itswellknownthatpestscontinuetoeatcrops,_damage.(causing) 7.TheFAOhasworkedoutthatup_30%offoodislostinstorage.(to) 8.Itsthoughtthat500millionpeopleintheworlddonothaveenoughtoeat,thatsaboutone_ten.Everyyearabout40millionpeople_todeath.(in,starve) 9.Theyarealsodevelopingnewtypesofplantsthatcanbegrownin_soilorevensand,andthatareless_tobe_by_anddiseases.(poor,likely,attacked,pests) StepIV.Diction 1.Inthistext,didyounoticetheword“farming”?Whatsthedifferencebetween“farming”and“farm”?Letslookatasentencefirst. Thefarmersliveby_.(farm,farming)(Whichwordwillyouchoose?) Yes,“farming”isthecorrectword. Farm:anareaofland,togetherwithitsbuildings. Farmland:onlythelandforfarming. Farming:workingonthefarm. Tofarm:todofarmwork 1).Theyliketoeat_.2).Theyliveby_.(fish,fishing) 2.workout:TheFAOhasworkedoutthatupto30%offoodislostinstorage. a)workout一词的“新词义”曾经出现在xx年高考“单项真空”中，现在，可结合Lesson14的内容，试用workout的“新词义”造句如下： Variousthingshavebeendonetoincreasethefoodsupplyintheworld.Butatfirsttheyallseemedunlikelytobeofanyefficiencyatall.However,dozensofyearshavepassedandmostoftheeffortsseemtobeworkingoutfarbetterthanmostoftheoptimisticpeopleexpected. b)workat,workon,workout workat和workon都有“从事”的意思。 在此意义上，两者可以换用。如： IsTomstillworkingat/onthenewnovelthathepromised? workat还有“在工作”的意思。如： Howlonghaveyoubeenworkingatthisschool? workon还有（激起人的感情等）“对起作用，影响”的意思。如： Thesightofsomuchsufferingworkedonourheartssothatwewerefilledwithpity. 这么多受难的情景时震憾了我们的心，我们心中都充满了同情。 workout表示“计算出，解决（问题）”等意思。如： Canyouworkouthowmuchitcoststofeedamonfamily? Icantworkoutthissum. workout还有“想出，弄清楚（常用于否定句）”等意思。如： Wemustworkoutabettermethodofsavingmoney. Icantworkoutthemeaningofthispoem.1.order的用法 StepV.Phrases Besuitablefordaybydayupto30%ruininstoragestarvetodeathbelikelytodoattackvariousthings 参考文档1 只有11%的地球表面适合种庄稼(besuitablefor)，而且这个面积还在日渐减小(daybyday)。高达30%的食品在存储时丢失(upto)。存储的食品被雨，老鼠不断的毁坏(ruin,instorage)。每年都有大量的人们因饥饿而死亡(starvetodeath)。人们正在尝试很多办法来增加粮食供给。科学家正在发明新的植物，这些植物不容易被害虫侵害(attack,pest)。 参考译文：Only11%oftheearthslandsurfaceissuitableforgrowingcrops.Andthisareaisbeingsmallerandsmallerdaybyday.Itsworkedoutthatupto30%offoodislostinstorage.Foodstoresarefrequentlyruinedbyrain,oreatenbymice.Everyyearagreatnumberofpeoplestarvetodeath.Peoplearetryingvariouswaystoincreasefoodsupply.Scientistsaredevelopingnewtypesofplantswhicharelesslikelytobeattackedbypestsanddiseases. 听力完型教案 1.Listening:Fillinblanks(通过这项训练可以训练学生很强的专注力，这在高考中至关重要。同时还可以训练学生把握细节的能力，这样一篇听力材料会有更好的教学效果。) feedtheworld Afoodscientistisdiscussingthemaintypesoffoodcrops.(S=scientist;I=interviewer) I:Oneofthemostimportantfoodcropsintheworldofcourseisrice.Whyisitsoimportant? S:Well,foronething,everyonecaneatit,anditssuittableforsickpeopleandyoungchildren. I:Isitgrownallovertheworld? S:No.Itneedsahotclimateandlotsofwater.Soitcantbegrownincoldcountriesorwherethereislittlewater.Butwheretheconditionsareright,youcangrowthreericecropsinayear. I:Canyouliveonricealone? S:No.Itdoesntcontainallthefoodsabodyneedstostayhealthy.Alsoitsbettertoeatthewholegrain,butinmanypartsoftheworlditsthecustomtoremovethebrownoutsidepartofthegrain.I:Whataboutthepotato? S:Well,thepotatoisaverygoodfoodforthehumanbody.Soyoucouldliveforsixmonthsjustbyeatingpotatoes.Inayear,youwouldalsoneedtoeatalittlefatandsomefreshfruittostayhealthy. I:Wherearepotatoesgrown? S:Theycanbegrownincoldcountries,likethenorthofEuropeandupinthemountainsofSouthAmerican,wherethepotatocamefrom. I:Whataboutbread? S:Breadcanbemadefromdifferentgrains.ItsanimportantfoodinthenorthofEuropewhereitscoldbutalsointheMiddleEast.Itsaverygoodfood,butyouneedtoeatotherfoodslikefreshfruitandvegetablestostayhealthy. I:Arethereanyotherfoodswehaventmentioned? S:Yes,theresIndiancorn.ThiscamefromAmerica,butisnowaveryimportantcropallovertheworld.Youneedawarmsunnyclimatetogrowmaize,butitdoesntneedasmuchwaterasrice.Mindyou,ifyouwateryourmaize,youwillgetabettercrop. I:Andwehaventmentionednoodles. S:No.Veryimportant!Noodlesandpastaarebothmadefromatypeofhardgrain.thjegrainisturnedintoapowder,mixedwithwaterandthenformedintodifferentshapes.InAsiaandtheMiddleWestthesearecallednoodlesandinItalythesearecalledpasta. II完形填空精品：（这篇完形语境较强，情节曲折，文法地道，如果学生能背诵下来，效果更好） “Ivebeenwritingabook,John.Doyouthinkanyonewouldbeinterestedin1it?”saidtheoldlady. Johntook2thepapersfromhershakinghandand3herinachair.Herememberedherrich4intheearlydaysoftheOldWest.Helookedthroughthepapers,“Itsgood,Grandma.”hesaidgently.Thenrealizingthatshecouldnthearhim,heshouted5herears.“Ithinkitsverygood.Ill6ittoapublisher.” Tendayslater,hereportedthatthepublisherhadhadtimetoreadonlyafewpages.Buthewassoimpressedthathehadsent$100foranoption(版权).7moneywouldbegivenasanadvance.EverymonthJohnbrought$100forherwithaletterfromthepublishertellingaboutthe8ofthebook. Onemorning,threemonthsafterher100thbirthday,Grandmadidntgetup.Thedoctortoldherthatshecouldnt9morethanafewdays.Shewas10togo,butshefirstwantedherbooktobein11.Johnpromisedthatshewouldgetitverysoon. Grandma12onuntilthedaythebookcameintoherhands,withthetitleandhernameonthecover.Thoughshecouldntseeit,shecould13it.She14traced(探查)hernamewithherfingers,tearsinhereyes.Twohourslater.Shediedpeacefully,stillholdingherbook.Hergranddaughtertookupthebookandopenedit.“Why,itsjustblankpages!”shecriedin15. Johnsfaceturned16.Thenthegirlunderstood.Thereneverwasabook.Grandmacouldnthearthelittlebellwhenthetypewritercametothe17oftheline.Shewouldkeeponworking,not18thewholesentencesandsometimestheparagraphswere19.Johndidnottellher,forhecouldnttakeawayheronly20.ItwasJohnhimselfwhohadwrittenthelettersandsoldhiscartopaytheadvance. 1.A.buyingB.publishingC.readingD.lending 解析老太太一直在写一本书，她想知道是否有人有兴趣“出版”它。 答案：B 2.A.awayB.overC.onD.off 解析takeover意为“接过来”答案：B 3.A.satB.putC.placedD.seated 答案：D 4.A.sufferingsB.experiencesC.thoughtsD.family 解析richexperiences意为“丰富的经历”。 答案：B 5.A.towardsB.insideC.into