Unit2 Working the land.ppt

workingtheland unit2 warmingup ifyouhadthechancetodoonethingtohelpendhungerintheworld whatwouldyoudo increasethericeoutput poorrice superhybridrice haveyoueverbeentothecountryside whatdidyoudothere farming areyoufromafarmer sfamily whatdoyouknowaboutfarming soil ploughing crops weather climate irrigating 灌溉 agricultureinthepast agricultureinthemoderntimes growthofmajorfarmproducts1991 95comparedwith1986 90percentages agriculturehasbeengreatlydevelopednowadays pre reading 4ms answerthefollowingquestions whatisthemainfoodinalleastasianandsoutheastasiancountries rice itissaidthatthereare2 4billionpeopletoeatriceeverydaythroughouttheworld whatdoyouthinkwouldhappeniftomorrowtherewassuddenlynoricetoeat ifthathappened peopletherewouldsufferfromstarvation peoplewouldbepanic 驚慌 andthewholecountrywouldgetintotrouble manyafricanpeoplesufferfromhunger reading farmersweedingatnoon sweatdownthefieldsoon whoknowsfoodonatray duetotheirtoilingday poem bylishen plowthefield growsomeyoungplants inserttheyoungplantsintothefield harvest rice task2 skimthepassagetocheckifyouarerightornot task1 lookatthetitleofthepassageandthepictureonpage10 predictwhatthereadingpassageisabout pre reading skimming task skimthepassagetofindyuanlongping smainachievement hegrowssuperhybridrice task whatisthemainideaofeachparagraph para1para2para3para4 hisdreamshispersonalitywhathethinksofhimselfandhisachievementhisbiographyandhisachievements fastreading apioneerforallpeople yuanlongping fatherofhybridrice carefulreading task1readthepassageanddecidewhetherthefollowingaretrueorfalse dr yuan skindofriceisthemostsuitableforchina sfarmland dr yuanisafarmernotascientist dr yuanwouldratherworkthanrelax dr yuanenjoysasimplerlifethanmostrichandfamouspeople t f t t carefulreading taskreadthepassageanddecidewhetherthefollowingaretrueorfalse 5 thespecialricemakesitpossibletoproduceone fifthmoreofthecropinthesamefield 6 dr yuancaresaboutbeingfamous 7 oneofhisdreamsistoexporthisricesothatitcanbegrownaroundtheworld f f t carefulreading taskreadthetextcarefullyandfillintheblanks yuanlongping chinese 79 scientist graduatedfromsouthwestagriculturalcollegein1953 toexporthishybridricesothatitcanbegrownaroundtheworld developedhybridrice listeningtoviolinmusic playingmah jong swimmingandreading postreading whydoesheconsiderhimselfafarmer heworksinthefieldtodohisresearch sunburntfaceandarmsandhisslim strongbody thefirstagriculturalpioneerintheworld growhybridrice postreading isdryuanmoreofascientistormoreofafarmer doyouthinkheisabusinessman ithinkheismoreofascientist hismainpurposeisnottomakeaprofitforhimselfbuttostudyagricultureandusethatknowledgetoimprovefarmingforfarmerseverywhere idonotthinkheisabusinessman becausehisgoalisnottomakemoney howwouldyoudescribedryuan spersonality usesomeadjectives patient careful hard working intelligent considerate kind determined helpful unselfish postreading aninterview reporter dryuan mayiaskyousomequestions dryuan goahead reporter ifyouhadthechancetodosomethingtohelpendhungerintheworld whatwouldyoudo discussion thereisstillhungerintheworld themeasurestakentodealwithhunger inventanewkindofplanttoproducemorefood findanewsortoffertilizer 肥料 togivericeenoughnutrition findsomenewwaystostopthepollutiontotheenvironmentandprotectthesoilinthefield oneofthebestwaystosolvethefoodshortageproblemistoincreasericeharveststhroughthescienceandtechnology homework writingpracticewriteashortbiographyaboutdr yuan about120words 2 learnedthewordsbyheart reading2 3 organicfarminglistenandthenfindoutthemainideaofeachparagraph para1 para2 para3 whatisorganicfarming farmersprefernaturalwastefromanimals farmerschangecropseverytwoorthreeyears secondreadingreadthetextagainandanswerthefollowingquestions 1 whatisorganicfarming 2 whatproblemsarecausedbyusingchemicalfertilizers 3 whydoorganicfarmersgrowpeasorsoybeansaftercornorwheat organicfarmingmeansgrowingcropswithoutchemicalfertilizers 2 whatproblemsarecausedbyusingchemicalfertilizers therearethreeproblems first chemicalfertilizersaffectthesoilandthewatersupplybadly second theyallowfarmerstogrowthesamecropyearafteryearandexhaustthesoil third theykillbothhelpfulandharmfulpests farmersgrowpeasorsoybeansaftercornorwheatsothatpeasandbeanscanputmineralsbackintothesoil makingitrichandhealthyandreadytogrowmorewheatorcorn 3 whydoorganicfarmersgrowpeasorsoybeansaftercornorwheat organicfarming cropsgrowingwithnaturalratherthanchemicalfertilizer naturalwastefromanimals makethesoilricherinmineralsandmorefertile ahealthysoil reducediseasesincrops helpcropsgrowstrongandhealthy chemicalfertilizer notgoodforthesoilorthewatersupply thesoilgetsexhausted killbothhelpfulandharmfulbacteriaandpests changecropseverytwoorthreeyears corn wheat peassoybeans putthemineralsbackintothesoil makingitrichandhealthy cropsthatusethesurfaceofthesoil peanuts cropsthatneedadeeperlevelofsoil rootvegetable makesurethatwhatisleftinthegroundafterharvestingbecomesanaturalfertilizerforthenextyear scrop explanations 1 refer 常與to連用 vt 提交 談及 歸諸于 指點把 提交 使求助于vi 提到 涉及 查閱 咨詢 新法律與耕地無關 thenewlawdoesnotrefertofarmland 所談到的問題 thequestionreferredto 他把他的成功歸于他以前所受的良好教育 hereferredhissuccesstothegoodeducationhehadhad 2 reducevmakesthsmallerinsize number degree price etc 減少 降低e g 公司盡力通過減少花銷來提高利潤 thecompanytriestoincreaseprofitsby 今年我們已經(jīng)減少了業(yè)務開支 we expensesthisyear reducingcosts havereduced 3 supplyvt 供給 n 供應 供求之物 supplysth to forsb providesth to forsbsupplysb withsth providesb withsth 向 為某人提供某物 inshortsupply短缺medicalsupplies醫(yī)療用品theysuppliedthechildren toys theysuppliedtoys thechildren with to for 1 whatmadejiasixiebecomeinterestedinimprovingchinesefarming hesawhowsomefarmsproducedgoodcropsandhealthyanimalsandothersdidnot readingtaskonpage51 15ms readthepassageonpage51 thenfinishtheexercisesonpage52 2 howdidhethinkhecouldhelpfarmers hethoughtthatwhenhefoundthebestagriculturalmethodshewouldwritethemdawnsoallfarmers hangseed headsuptodryallwinter knockseedsoutwhentheyaresown chooseoneswiththebestcolour 3 whatadvicedidhegivefarmers makenotesinthechart letanimalseatthembeforeplanting turnthesoiloverandcoversotheweedsdie deepploughing lessdeepploughing changecropsgrowninthesamefieldeveryyear module4unit2workingtheland writinghowtodevelopaparagraph 1 what sthemainideaofthepassage theuseofchemicalfertilizerscancauseproblems andorganicfarmingbecomespopular 2 inwhichparagraphareproblemsofchemicalfertilizerstalkedabout inparagraph2 topicsentence whataresomeoftheproblemscausedbychemicalfertilizers 3 whataretheproblems findandnumberthem revisionofthereading whataresomeoftheproblemscausedbychemicalfertilizers first theydamagethelandbykillingthehelpfulbacteriaandpestsaswellastheharmfulones chemicalsalsostayinthegroundandundergroundwaterforalongtime thisaffectscropsand therefore animalsandhumans sincechemicalsgetinsidethecropsandcannotjustbewashedoff thesechemicalsinthefoodsupplybuildupinpeople sbodiesovertime manyofthesechemicalscanleadtocancerorotherillnesses inaddition fruit vegetablesandotherfoodgrownwithchemicalfertilizersusuallygrowtoofasttobefullofmuchnutrition theymaylookbeautiful butinsidethereisusuallymorewaterthanvitaminsandminerals 1 2 3 4 inwhichparagrapharemethodsofkeepingthesoilfertiletalkedabout inparagraph4 5 underlinethetopicsentenceofparagraph4 whatarethemethods findandnumberthem organicfarmersalsousemanyothermethodstokeepthesoilfertile theyoftenchangethekindofcropineachfieldeveryfewyears forexample growingcornorwheatandthenthenextyearpeasorsoybeans cropssuchaspeasorsoybeansputimportantmineralsbackintothesoil makingitreadyforcropssuchaswheatorcornthatneedrichandfertilesoil organicfarmersalsoplantcropstousedifferentlevelsofsoil forexample plantingpeanutsthatusetheground ssurfacefollowedbyvegetablesthatputdowndeeproots someorganicfarmerspreferplantinggrassbetweencropstopreventwindorwaterfromcarryingawaythesoil andthenleavingitinthegroundtobecomeanaturalfertilizerforthenextyear scrop thesemanydifferentorganicfarmingmethodshavethesamegoal togrowgoodfoodandavoiddamagingtheenvironmentorpeople shealth 1 2 3 howdoesthewriterexpresshisideasinthesetwoparagraphs mainideaoftheparagraph topicsentence thewriter sopinionsomefactstosupporthisopinion supportings discussion howtodevelopaparagraph topicsentence supportingexample s supportingexample s supportingexample s practice1readthesentences findthetopicsentenceandtheirsupportings putatbeforethetopicsentenceandansbeforethesupportings 1 atlast factoryworkersusetheminindustrialproductiontomakeeverythingfromtoystoshoes 2 todayweusechemicalsinalmosteverypartofourlivestomakeourlifebetter 3 besides farmersalsousetheminthesoiltohelptheirplantsgrewfastandbecomesstrong 4 what smore doctorsgivethemtousinmedicinetofightharmfulbacteriainourbodies 5 first weusethemathometokillfliesandotherdisease carryingpests t s s s s practice1readthesentences putthemintotherightordertoformaparagraph 2 todayweusechemicalsinalmosteverypartofourlivestomakeourlifebetter 5 first weusethemathometokillfliesandotherdisease carryingpests 3 besides farmersalsousetheminthesoiltohelpth