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1、Period3 Workingtheland chemicalproductionbacteriapestnutritionmineral adj 化学的 关于化学的n 生产 制造n 细菌n 害虫 害兽 害鸟n 营养 滋养 食物n 矿物 矿石 Warmingup WordsPreview discoveryfocussoilreduceroot n 发现 发觉n 焦点 中心点vt 集中 聚焦n 土壤vt 减少 减缩n 根 根源 skimunderlinesummarycomment vt 浏览 略读vt 画底线标出 强调n 总结 摘要 概要n 评论 议论vi 做出评论 buildupleadt
2、ofocusonkeep freefrom of 逐渐增强 建立 开发导致 造成 后果 集中 注意力 精力等 于使 免受 影响 伤害等 使 不含 有害物 FirstreadingReadthepassage thenfindoutthemainideaofeachparagraph Para1 Para2 Para3 Whatisorganicfarming Farmersprefernaturalwastefromanimals Farmerschangecropseverytwoorthreeyears Presentation SecondreadingReadthetextagaina
3、ndanswerthefollowingquestions 1 Whatisorganicfarming 2 Whatproblemsarecausedbyusingchemicalfertilizers 3 Whydoorganicfarmersgrowpeasorsoybeansaftercornorwheat 1 Whatisorganicfarming Organicfarmingmeansgrowingcropswithoutchemicalfertilizers 2 Whatproblemsarecausedbyusingchemicalfertilizers Thereareth
4、reeproblems First chemicalfertilizersaffectthesoilandthewatersupplybadly Second theyallowfarmerstogrowthesamecropyearafteryearandexhaustthesoil Third theykillbothhelpfulandharmfulpests 3 Whydoorganicfarmersgrowpeasorsoybeansaftercornorwheat Farmersgrowpeasorsoybeansaftercornorwheatsothatpeasandbeans
5、canputmineralsbackintothesoil makingitrichandhealthyandreadytogrowmorewheatorcorn ThirdreadingReadthetextagain andfillinthefollowingforms 2 Thesoilisnotexhausted 2 Peasandsoybeansrenewthemineralsinthesoilbecomesrichandhealthy 3 Theyusethesoiltobestadvantage 3 Theyplantcropsthatneedsurfacesoilandnext
6、cropsthatgrowatadeeperlevel Sothewindandwaterdoesn tcarryawaythesoil Alltherichnessofthesoilisused Advantagesoforganicfarming Reasons 1 Thismakesthesoilricherinmineralsandsomorefertile 1 Farmersusenaturalwastefromanimals 1 Leavingchemicalsinthegroundforalongtimeisnotgoodforthesoilorthewatersupply 2
7、Farmeroftengrowthesamecropyearafter Asaresult thesoilgetsexhausted 3 Chemicalfertilizerskillbothhelpfulandharmfulbacteriaandpests Languagepoints 1Thesechemicalsinthefoodsupplybuildupinpeople sbodiesovertime buildup增强 建立 开发Hardworkingconditionsbuildupcharacter 艰苦的工作条件能磨练人的性格 2Manyofthesechemicalscanl
8、eadtocancerorotherillnesses leadto 导致 造成Toomuchworkandtoolittlerestoftenleadtoillness 过量的工作和过少的休息会引起疾病 AllroadsleadtoRome 条条大道通罗马 3Theyfocusonkeepingtheirsoilrichandfreeofdisease focuson 集中 注意力 精力等 于Youshouldfocusyourattentiononyourwork 把注意力集中在你的工作上 Olympus Focusonlife 奥林巴斯 瞄准生活 4Thisalsokeepstheair
9、 soil waterandcropsfreefromchemicals keeps freefrom of 使 免受 影响 伤害登 使不含 有害物 keepfrom 阻止 妨碍Ihopeyouwillkeepfromdoinganythingrash 我希望你不要做出任何鲁莽的事情来 Writing UsetheideasyoudiscussedabovetowriteareportabouthowusefulJiaSixie sideasareformoderntimes Usethestepsonpage53tohelpyou 1 600yearsagotheChinesewriterJ
10、iaSixiewroteabookQiMinYaoShuaboutgoodagriculturalpractices TodaysomeofJiaSixie sideasarestillveryusefultoourmoderntimes butwehavesomeproblemstodaythatheneverhadinhistime Samplewriting SomeofJiaSixie sideasarestillveryusefultoourmoderntimes Farmersstillcleartheirfieldsofweeds Theystillploughdeeplythe
11、firsttimeandlessdeeplythesecondtime Inaddition farmerseverywherestillunderstandthatchangingcropsinthefieldsisstillimportant However wehavesomeproblemstodaythatJiaSixieneverfacedinhistime Wehaveenvironmentalpollutionthatharmsfieldsandcrops Wehavegreatcompetitioninthemarketplace Wehavenew dangerousand
12、powerfulcropdiseases AlthoughourmodernfarmersstillusesomeofJiaSixie sideastoday theyfaceproblemsthatwereneverheardofinJiaSixie day Exercises选词填空 occupation job profession work a Pleasestateyourname ageand below b Ihaveafew todointhehousethismorning c Lookingafterchildrenalldayishard d Myhusbandisatt
13、heverytopofmedical occupation jobs work profession 完成句子 Stoptalkingand 专心工作 b Everyone 集中注意力 whentheyhaveanexam c Idecidedto 全力以赴 findingsomewheretolive concentrateonyourwork concentratesthemind concentrateallmyeffortson 2 Difficulties CanIgooutonastoryimmediately 我可以马上出去采访吗 on后接一些名词如visit holiday business trip等 与come go等动词连用 用来说明活动或状态 Practice 她决定今年暑假去一趟英国 Shedecidedtogo toEnglandthissummer 他去了长途旅行 Hehasbeenaway onavisit onalongtrip Homework Trytocorrecttheposter Finishtheexercisesonworkbook
