Working the land Unit 21.Enjoy a poem By Li ShenFarmers weeding at noon,Sweat down the field soon.Who knows food on a tray, Due to their toiling day.Do you know the Chinese poem?2.Weed v.除草，清理 n.杂草，水草Sweat n.汗，出汗 v.出汗，流汗Tray n.盘子，托盘，碟Due to 由于，从来，是的功劳Toiling n.苦役，难事 v.跋涉，辛勤劳作3.4.Have you ever been to the countryside? What did you see or do there? Are you from a farmers family? What do you know about farming?5.Have you ever grown any plants? If so, what did you do to grow them?If not, what kind of plant would you liketo try growing? How would you grow it?6. What do you know about “farming”?wheat sorghumrice corn potatocabbagecarrottomato7. Can you name these food?wheat sorghumrice corn Potato Staple food 主食主食8.9.Do you know the farming steps?10.select the weeds plough the soil turn over the soil sow the seeds remove the weeds fertilize farming steps11.plow the field12.seeding (播种播种)13.grow some young plants14.Insert（插入）（插入）the young plants into the field15.Spray the agricultural chemicals 16.harvest17.winnowing (扬谷扬谷)18.19.20.Drying millet21.rice22.23.According to the World Health Organization:The world produces enough food for everyone.More than 800 million people go to bed hungry every day.Read the statistics below. Did you know these facts before? What problem do they show?24.Food is the basic need for Food is the basic need for humanbeing. Rice is the main humanbeing. Rice is the main food in all East Asian and food in all East Asian and Southeast Asian countries.Southeast Asian countries. It It is said that there are 2.4 is said that there are 2.4 billion people eat rice billion people eat rice everyday throughout the everyday throughout the world. world. What is the main food in all East Asian and Southeast Asian countries?25.Today there are more than 7 billion people in the world. 26. Nearly 870 million people were suffering from chronic（长期的）（长期的） undernourishment（营养不良）（营养不良） in 2010-2012, according to the new UN hunger report.27.Children gather in a poor neighbourhood in the Mawzaa village of the southern Yemeni province of Taiz(塔伊兹（也门西南部城市）) July 1, 2012. 28.29. Hunger30.Why could China feed 22%of the worlds people from just 7%of the farmland?Who plays such an important part in Chinese agriculture?31.If you had the chance to do one thing to If you had the chance to do one thing to help end hunger in the world, what help end hunger in the world, what would you do?would you do?I would invent a new kind of plant to I would invent a new kind of plant to produce more food.produce more food.Ill make a kind of fertilizer to give rice enough nutrition and let them grow quickly and have high product. 32.The only way to solve the food The only way to solve the food shortage problem is to increase shortage problem is to increase the yield(the yield(产量，产出产量，产出产量，产出产量，产出) of the grain ) of the grain crop per land area through the crop per land area through the advancementadvancement（发展，促进，提升）（发展，促进，提升）（发展，促进，提升）（发展，促进，提升）of science and technology. of science and technology. 33.Just at that time, a Chinese scientist declared（宣布，宣称）（宣布，宣称） to the world that China can solve the problem by himself and help to solve the same problem in the world.34.A Chinese scientist is helping the hungry people. Who is he?Yuan Longping - Father of Hybrid Rice 35.Father of Hybrid Rice36.Do you know anything about him?37.He is the father of hybrid rice, who was awarded “the Nobel Prize of Asia”. He received the honor for his greatcontributions to hybrid rice research and the work he did to improve rice production in developing countries. He is called a pioneer for all people.Dr Yuan Longping (袁隆平博士袁隆平博士)38. 袁隆平被誉为中国的袁隆平被誉为中国的“杂交水稻杂交水稻之父之父”。中国农民。中国农民说，吃饭靠说，吃饭靠“两平两平”，一靠邓小平，一靠邓小平-制定了制定了生产承包责生产承包责任制任制的政策，二靠袁隆平的政策，二靠袁隆平-发明了杂交稻。发明了杂交稻。 袁隆平，男，年月出生于北京，袁隆平，男，年月出生于北京，年毕业于西南农年毕业于西南农学院学院农学系。毕业后，一直从事农学系。毕业后，一直从事农业教育及杂交水稻研究。农业教育及杂交水稻研究。 在中国人民在中国人民正闹饥荒正闹饥荒的的20世纪世纪60年代，袁隆平提年代，袁隆平提出了杂交水稻的概念，这种新型水稻具有高产量的特出了杂交水稻的概念，这种新型水稻具有高产量的特点。点。10年后，他研制成功了一种年后，他研制成功了一种产量产量比一般水稻高出比一般水稻高出20%的新型水稻。的新型水稻。袁隆平一生献身于农业研究，先后受到袁隆平一生献身于农业研究，先后受到联合国教联合国教科文组织科文组织、粮农组织粮农组织的称誉。袁隆平虽已年届的称誉。袁隆平虽已年届85岁，岁，仍然一如既往地从事农业研究。仍然一如既往地从事农业研究。袁隆平人物简历袁隆平人物简历hybrid rice;System of Production Responsibility;institute;suffer the famine;yield;UNESCO, FAO.39.the rice that has a high outputSuper Hybrid Rice40.hybrid cotton41.hybrid pear42.super hybrid rice43.hybrid pepper44.hybrideggplant 45.hybridcorn 46.Homework1. Look up the new words 2. and expressions of the 3. Reading in the dictionary.2. Preview the Reading: A PIONEER FOR ALL PEOPLE47.48.