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 惊慌 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 常与to连用 vt 提交 谈及 归诸于 指点把 提交 使求助于vi 提到 涉及 查阅 咨询 新法律与耕地无关 thenewlawdoesnotrefertofarmland 所谈到的问题 thequestionreferredto 他把他的成功归于他以前所受的良好教育 hereferredhissuccesstothegoodeducationhehadhad 2 reducevmakesthsmallerinsize number degree price etc 减少 降低e g 公司尽力通过减少花销来提高利润 thecompanytriestoincreaseprofitsby 今年我们已经减少了业务开支 we expensesthisyear reducingcosts havereduced 3 supplyvt 供给 n 供应 供求之物 supplysth to forsb providesth to forsbsupplysb withsth providesb withsth 向 为某人提供某物 inshortsupply短缺medicalsupplies医疗用品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