【公开课课件】人教版 Book 4 unit 2 reading.(共24张PPT)

ReadingPre-reading(4ms)Answerthefollowingquestions:WhatisthemainfoodinallEastAsianandSoutheastAsiancountries?Rice.Itissaidthatthereare2.4billionpeopletoeatriceeverydaythroughouttheworld.Ifthathappened,peoplemightdieofhunger/starvetodeath.Thewholeworldwouldgetintotrouble.Whatdoyouthinkwouldhappeniftomorrowtherewassuddenlynoricetoeat?Inthelate1990s,Brown,anAmericanscholar,cameupwith

thetheoryofChineseMenace(威胁),whichsaidthatinthe2030s,Chinesepopulationwilladdupto1.6billion,andhadthequestionwhowouldfeedthelargepopulationinChinaaswellasintheworld.Theonlywaytosolvethefoodshortageproblemistoincreasetheyield/outputofthegraincropperlandareathroughtheadvancementofscienceandtechnology.Justatthattime,aChinesescientistdeclaredtotheworldthatChinacansolvetheproblembyhimselfandhelptosolvethesameproblemintheworld.SuperHybridRicethericethathasahighoutputFatherofHybridRiceAPioneerForAllPeople1.WhendidYuanLongpinginventsuperhybridrice?2.WhatisYuanLongping’sdreamnow?In1973Toexporthisricesothatitcanbegrownaroundtheglobe.Task1SkimmingTask2ScanningFindoutthemainideaofeachparagraph.

Para1A.DrYuan’sdreams.Para2B.DrYuan’spersonality.Para3C.DrYuan’sbiography.Para4D.DrYuan’sappearanceandhisachievement.APIONEERFORALLPEOPLEMatchthefollowingheadingswiththerightparagraphs.Para.1DrYuan’sappearanceandhis

achievementTask3CarefulreadingQ1:WhatdoesDrYuanlooklike?Hehasasunburntfaceandarmsandaslim,strongbody.Heismorelikeafarmerthanascientist.Q2:Whatistheadvantageofhissuperhybridrice?Itmakesitpossibletoproduceone-thirdmoreofthecropinthesamefields.Para2HisbiographyTimeinformation19301953AsayoungmanInarecentharvestnowBorninBeijingGraduatedfromSouthwestAgricultureCollegeHungerwasagreatproblemSawthegreatneedforincreasingthericeoutput200milliontonsproducedCirculatinghisknowledgeWhichofthefollowingdescriptionaboutDrYuan’spersonalityisnottrue?He

issatisfiedwith

hislifebecauseheis

nowrichandfamous.B.Hecareslittleaboutmoneyandfame.C.He

wouldrather

workthan

leada

comfortable

life.D.Heenjoysasimplerlifethanmostrich

andfamouspeople.Para.3DrYuan’spersonalityWhatarehishobbies?ListeningtoviolinmusicPlayingmah-jongSwimmingReadingPara.3DrYuan’spersonalityHisdreamsPara41)Thefirstdream2)TheseconddreamProduceakindofricethatcouldfeedmorepeople

AshugeasapeanutThefirstdreamAstallassorghumAsbigasacorn

Toexporthisricesothatitcanbegrownallovertheworld.TheseconddreamPersonalinformation(Resume)Name:Nationality:Birth:Occupation:Education:Personality:Achievement:Dream:Hobbies:YuanLongpingChinese

in1930;inapoorfamilyScientistoffarmingSouthwestAgricultureCollege,in1953carelittleaboutmoneyandfameSuperhybridriceExporthisricetobegrownaroundtheworldListening../playing.../swimming/readingDiscussion:IsDrYuanmoreofascientistormoreofafarmer?DrYuanthinksthatapersonwithtoomuchmoneyhasmoreratherthanfewertroubles.Doyouagreeordisagree?3.Canyouthinkofanyothermajordevelopmentthatwouldmakeagreatdifferencetoworldhunger?ThemeasurestakentodealwithhungerInventanewkindofplanttoproducemorefood.Findasortoffertilizer(肥料)togivericeenoughnutrition.Stopthepollutiontotheenvironmentandprotectthesoilinthefield.UseafewwordstodescribeDrYuan’spersonality.successful,helpful,hard-working,determined,modest,notcareaboutmoneyandfame,makegreatachievement…Whatqualitiesmakesagreatman?Onewhohasanideaandfollowshisidea.Onewhohelpsothersespeciallywhentheyarereadytosacrificeso