英语：-公开课必修4-Unit2-Working-the-land-warming-up--pre-

Unit2workingthelandThefirstperiodWarming,Pre-readingandReadingWarmingup1.Haveyoueverbeentothecountryside?whatdidyoudothere?2.Areyoufromafarmer’sfamily?whatdoyouknowaboutfarming?Haveyouevergrowanyplant?Doyouknowhowtogrowaplant?Howdoyouthinktogrowourmainfood----rice?plowthefieldseed(播种)inserttheyoungplantsintothefieldfertilize(施肥)irrigate(灌溉)harvest(收获)winnowing(扬谷)Farmersweedingatnoon,Sweatdownthefieldsoon.Whoknowsfoodonatray,Duetotheirtoilingday.ApoembyLishenselecttheweedsploughthesoilturnoverthesoilsowtheseedsremovetheweedsfertilizefarmingstepsriceDiscussion•IftomorrowRiceisthemainfoodinallEastAsianandSoutheastAsiancountries.Whatdoyouthinkwouldhappeniftomorrowtherewassuddenlynoricetoeat?Pre-readingdieofhunger联合国粮农组织称：饥饿每年夺去500万儿童生命HungerHungerWarmingupQ1.RiceisamainfoodinallEastAsianandSoutheastAsiancountries.Whatdoyouthinkwouldhappeniftomorrowtherewassuddenlynoricetoeat?Ifthathappened,peopletherewouldsufferfromstarvation.Andthewholecountrywouldgetintotrouble.InternationalFactsonHungerandPoverty(2002)everyeightseconds,achildsomewhereintheworlddiesfromstarvation.Morethan6millionchildrenundertheageof5diefromstarvationeveryyear.Morethan800millionpeopleintheworldsufferfromchronicmalnutrition–--799millionofthemarefromthedevelopingworld.Morethan153millionofthemareundertheageof5.Some700,000centralAmericansaresufferingfromhungertoday,including6,000childrenatriskofstarvingtodeath.TheAfricancountriessufferingmostseverelyfromfoodshortageareMalawi,Lesotho,Mozambique,Swaziland,ZambiaandZimbabwe.About24,000peopledieeverydayfromhungerorhunger-relatedcauses.Three-fourthsofthedeathsarechildrenundertheageoffiveIfyouhadthechancetodosomethingtohelpendhungerintheworld,whatwouldyoudo?Howtosolvehunger?makinggooduseofthewastelanddevelopingthetechnologyto…inventinganewkindoffood…improvingthequalityofthesoilpreventingthepestsfromeatingourcropsDosomethingtohelpendhungerintheworld!!!FatherofHybridRiceLookatthetitleofthepassageandthepicture.Whatdoyoupredictthispassageisgoingtotalkabout?Thenskimthepassagetocheckifyouwerefight.Inthelate1990s,Brown,anAmericanscholar,cameupwiththetheoryofChineseMenace(威胁),whichsaidthatinthe2030s,Chinesepopulationwilladdupto1.6billion,andhadthequestionwhowouldfeedthelargepopulationinChinaaswellasintheworld.Justatthattime,aChinesescientistdeclaredtotheworldthatChinacansolvetheproblembyhimselfandhelptosolvethesameproblemintheworld.ScanningName____________Age____________Nationality_____________Occupation_________________________Education_________Dream___________________Achievement_______Hobbies___________YuanLongping79(asof2009)agriculturescientist/farmertoexporthishybridricesothatitcanbegrownaroundtheglobe.In1974,developedhybridricewhichproduces1/3morethannormalricegraduatedfromSouthwestAgriculturalCollegein1953.Scanthepassagefirsttofindmoreinformation.Chineseviolinmusic,mahjong,swimming,readingA.afarmernamedYuanLongpingB.howYuanLongpingbecamerichandfamousC.anagriculturalpioneernamedYuanLongpingwhoworkedhardtoproduceanewstrain(种类,品种)ofriceD.anewstrainofricewhichiscalledsuperhybridrice1.Whichofthefollowingstatementstellsthemainideaofthetext?It’sabout____Skimming2.Findoutthemainideaofeachparagraphandmatchthefollowingheadings(标题）toeachparagraph.APIONEERFORALLPEOPLEPara1A.DrYuan’sdreams.Para2B.DrYuan’spersonality（性格,个性.）Para3C.DrYuan’sbiography(传记)Para4D.DrYuan’sappearanceandhisachievement.Para1Q1:WhatdoesDrYuanlooklike?Hehasasunburntfaceandarmsandaslim,strongbody.Q2:Whatishisachievement?Hegrowswhatiscalledsuperhybridrice,whichmakesitpossibletoproduceone-thirdmoreofthecrop(庄稼,农作物,产量)inthesamefields.CarefulreadingPara2DrYuanwasbornin_______，graduatedfrom_____________________in1953.In1950,Chinesefarmersproducedonly_______milliontonsofrice.Inarecentharvest,however,200milliontonsofricewasproducedbygrowing_______________.HeSearchedforawaytoincreasericeoutputswithout___________theareaoffields.Now,heis___________hisknowledgeinlessdevelopedcountries.1930SouthwestAgriculturalCollege50superhybridriceexpandingcirculatingPara3WhichofthefollowingdescriptionaboutDrYuan’spersonalityisnottrue?A.Heissatisfiedwithhislifebecauseheisnowrichandfamous.B.Hecareslittleaboutmoneyandfame（名声）.C.Hewouldratherworkthanleadacomfortablelife.D.Heenjoysasimplerlifethanmostrichandfamouspeople.Para41.WhatdidDrYuan’sricelooklikeinhisdream?Thericeplantswereastallassorghum.Eachearofricewasasbigasanearofcornandeachgrainofricewasashugeasapeanut.①WhatgoodqualitiesdoyouthinkDrYuanhaveasagreatscientist?②Ifyouhadthechancetodosomethingtohelpendhungerintheworld,whatwouldyoudo?ThinkingSuggestedanswers1.Inventanewkindofplanttoproducemorefood.2.Findasortoffertilizertogivericeenoughnutrition(营养)andletthemgrowquicklyandhavehighproduct3.Stopthepollutiontotheenvironmentandprotectthesoilinthefield4.Makegooduseofthewasteland.1.FinishtheexercisesinLearningaboutlanguage.P122.RetellthepassageHomework