必修四Unit2Working-the-land-Warmingup市公开课一等奖省赛课微课金奖PP.pptx

单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,*,*,Working the land,Unit 2,1/48,Enjoy a poem,By Li Shen,Farmers 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?,2/48,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 因为，从来，是功劳,Toiling n.苦役，难事 v.跋涉，辛勤劳作,3/48,4/48,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?,5/48,Have you ever grown any plants?,If so,what did you do to grow them?,If not,what kind of plant would you like,to try growing?How would you grow it?,6/48,What do you know about“,farming,”?,wheat,sorghum,rice,corn,potato,cabbage,carrot,tomato,7/48,Can you name these food?,wheat,sorghum,rice,corn,Potato,Staple food,主食,8/48,9/48,Do you know the farming steps?,10/48,select the weeds,plough the soil,turn over the soil,sow the seeds,remove the weeds,fertilize,farming steps,11/48,plow the field,12/48,seeding(播种),13/48,grow some young plants,14/48,Insert（插入）the young plants into the field,15/48,Spray the agricultural chemicals,16/48,harvest,17/48,winnowing (,扬谷),18/48,19/48,20/48,Drying millet,21/48,rice,22/48,23/48,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?,24/48,Food is the basic need for humanbeing.Rice is the main food in all East Asian and Southeast Asian countries.,It is said that there are 2.4 billion people eat rice everyday throughout the world.,What is the main food in all East Asian and Southeast Asian countries?,25/48,Today there are more than 7 billion people in the world.,26/48,Nearly 870 million people were suffering from chronic（长久）undernourishment（营养不良）in-,according to the new UN hunger report.,27/48,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,.,28/48,29/48,Hunger,30/48,Why could China feed 22%of the worlds people from just 7%of the farmland?,Who,play,s such,an important part in,Chinese agriculture?,31/48,If you had the chance to do one thing to help end hunger in the world,what would you do?,I would invent a new kind of plant to produce more food.,Ill make a kind of fertilizer to give rice enough nutrition and let them grow quickly and have high product.,32/48,The only way to solve the food shortage problem is to increase the yield(,产量，产出,)of the grain crop per land area through the advancement,（发展，促进，提升）,of science and technology.,33/48,Just at that time,a Chinese scientist declared（宣告，宣称）to the world that China can solve the problem by himself and help to solve the same problem in the world.,34/48,A Chinese scientist is helping the hungry people.Who is he?,Yuan Longping-Father of Hybrid Rice,35/48,Father of Hybrid Rice,36/48,Do you know anything about him?,37/48,He is the father of hybrid rice,who was,awarded“the Nobel Prize of Asia”.,He received the honor for his great,contributions 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),38/48,袁隆平被誉为中国“,杂交水稻,之父”。中国农民说，吃饭靠“两平”，一靠邓小平-制订了,生产承包责任制,政策，二靠袁隆平-创造了杂交稻。,袁隆平，男，年月出生于北京，年毕业于西南农,学院,农学系。毕业后，一直从事农业教育及杂交水稻研究。,在中国人民,正闹饥荒,20世纪60年代，袁隆平提出了杂交水稻概念，这种新型水稻含有高产量特点。10年后，他研制成功了一个,产量,比普通水稻高出20%新型水稻。,袁隆平一生献身于农业研究，先后受到,联合国教科文组织,、,粮农组织,称誉。袁隆平虽已年届85岁，依然一如既往地从事农业研究。,袁隆平人物简历,hybrid rice;,System of Production Responsibility;,institute;,suffer the famine;,yield;,UNESCO,FAO.,39/48,the rice that has a high output,Super Hybrid Rice,40/48,hybrid cotton,杂交培育的新品种,41/48,hybrid pear,42/48,super hybrid rice,43/48,hybrid pepper,44/48,hybrid,eggplant,45/48,hybrid,corn,46/48,Homework,Look up the new words,and expressions of the,Reading in the dictionary.,2.Preview the Reading:,A PIONEER FOR ALL,PEOPLE,47/48,48/48,