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.ppt

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 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 listeningandansweringquestions WherewasJiaSixiebornandwhendidhelive 1 WherewasJiaSixiebornandwhendidhelive HewasborninYidu ShandongProvinceandlivedinthesixthcenturyAD 2 WhatadvicedidJiaSixiegiveaboutploughingthesoil Hesaidthatwhenyouploughthesoil ploughdeeplythefirsttimeandlessdeeplythesecondtime andtheautumnploughingshouldbedeeperthanspringploughing Carefulreading Whatshouldyoudofirstasafarmer Whatmustbedonebeforesowingorplantingcrops WhydidJiaSixieletsheeporcowswalkontheland WhatadvicedidQiMinYaoShuinclude Whatshouldwesoifwewanttoreachthebestharvest Shouldwheatbeplantedclosetogetherorwithspace 1 Whatshouldyoudofirstasafarmer Firstly asafarmeryoushoulddothingsattherighttimeoftheyear Ifso yourworkwillbelessandtheresultswillbebetter 2 Whatmustbedonebeforesowingorplantingcrops Beforeyousoworplantcrops youmustcleanroughgroundandremoveweeds 4 WhatadvicedidQiMinYaoShuinclude Itincludesthefollowingadvice growinggreenvegetablesandfruittrees keepingcows sheepandfishinlakes Therearealsoinstructionsformakingwines 3 WhydidJiaSixieletsheeporcowswalkontheland Becausehewantedtheanimalstodestroytheweedsoreatthem Ifwewanttoreachthebestharvest weshouldchangethecropsinmyfields 5 Whatshouldwedoifwewanttoreachthebestharvest 6 Shouldwheatbeplantedclosetogetherorwithspace Wheatshouldbeplantedclosetogetherinsteadofwithspace BecauseJiaSixiedidexperimentsandshowedthat Languagepoints 1 Practicaladj 实际的 实践的 实用的 eg Wehavemanypracticaldifficulties eg Yourideaisgood butitisnotpractical eg Studentsgetknowledgefrombooksaswellaspracticalexperience 2 Afterfinishingyourhomework youcanhelpmewiththefarmwork Afteryoufinishyourhomework youcanhelpmewiththefarmwork Beforesowingorplantingcrops youmustcleanroughgroundandremoveweeds Beforeyousoworplantcrops youmustcleanroughgroundandremoveweeds 3 Mygrandmagrowsolder Weplanttrees inMarch A yearafteryearB yearbyyear B A 4 在做某事方面花费 时间或金钱 yearafteryear年复一年 表变化 yearbyyear一年年 表重复 spend time money in doingsth 在某方面花费 时间或金钱 spend time money onsth 2Imagineyouhaveavegetablegarden youwanttogrowbeans cabbages onions tomatoes sunflowers Whatwillyoudoineachmonthoftheyear ItisinNovemberwhenwehavetoploughthe