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1、贾思勰是我国北魏末期(公元六世纪)杰出的农业科学家。他是山东益都人,曾经做过高阳郡(今山东临淄)太守,大约在公元533-544年间,他写成了著名的农业科学著作《齐民要术》。《齐民要术》全书共92篇,分成10卷,共11万多字.它比较系统地总结了黄河中下游地区北魏和北魏以前农业生产技术的成就,初步建立了农业科学体系,是一部有很高科学价值的"农业百科全书",也是我国乃至世界上保存下来的最早的一部农业科学著作。2.WhatadvicedidJiaSixiegiveaboutploughingthesoil?listeni
2、ngandansweringquestionsWherewasJiaSixiebornandwhendidhelive?1.WherewasJiaSixiebornandwhendidhelive?HewasborninYidu,ShandongProvinceandlivedinthesixthcenturyAD.2.WhatadvicedidJiaSixiegiveaboutploughingthesoil?Hesaidthatwhenyouploughthesoil,ploughdeeplythefirst
3、timeandlessdeeplythesecondtime,andtheautumnploughingshouldbedeeperthanspringploughing.CarefulreadingWhatshouldyoudofirstasafarmer?Whatmustbedonebeforesowingorplantingcrops?WhydidJiaSixieletsheeporcowswalkontheland?WhatadvicedidQiMinYaoShuinclude?Whatshouldwes
4、oifwewanttoreachthebestharvest?Shouldwheatbeplantedclosetogetherorwithspace?1.Whatshouldyoudofirstasafarmer?Firstly,asafarmeryoushoulddothingsattherighttimeoftheyear.Ifso,yourworkwillbelessandtheresultswillbebetter.2.Whatmustbedonebeforesowingorplantingcrops?
5、Beforeyousoworplantcrops,youmustcleanroughgroundandremoveweeds.4.WhatadvicedidQiMinYaoShuinclude?Itincludesthefollowingadvice:growinggreenvegetablesandfruittrees,keepingcows,sheepandfishinlakes.Therearealsoinstructionsformakingwines.3.WhydidJiaSixieletsheepor
6、cowswalkontheland?Becausehewantedtheanimalstodestroytheweedsoreatthem.Ifwewanttoreachthebestharvest,weshouldchangethecropsinmyfields.5.Whatshouldwedoifwewanttoreachthebestharvest?6.Shouldwheatbeplantedclosetogetherorwithspace?Wheatshouldbeplantedclosetogether
7、insteadofwithspace.BecauseJiaSixiedidexperimentsandshowedthat.Languagepoints:1.Practicaladj.实际的;实践的;实用的eg:Wehavemanypracticaldifficulties.eg:Yourideaisgood,butitisnotpractical.eg:Studentsgetknowledgefrombooksaswellaspracticalexperience.2.Afterfinishingyourhom
8、ework,youcanhelpmewiththefarmwork.Afteryoufinishyourhomework,youcanhelpmewiththefarmwork.Beforesowingorplantingcrops,youmustcleanroughgroundandremoveweeds.Beforeyousoworplantcrops,youmu