下学期uit19.pptVIP

Period 1 Warming up Unit 19 Modern agriculture 锄禾日当午 汗滴禾下土 谁知盘中餐 粒粒皆辛苦 Sympathy for the peasants When crops are worked at noon, It is sweat that moistens the soil. Who stops to think, before a bowl of food, That every grain comes only through long toil? Cotton Sugar Fish 1. What is the graph about? It is about the growth of the major farm products during the year 1991-95 compared with that of 1986-90. 2.What is shown on the x-axis and y-axis? On the x-axis: the major farm products. On the y-axis:the percentages of growth(增长百分比). 1. Which farm product grew most during the first five years of the 1990s? 2. How much did it grow compared with that during the last five years of the 1980s? 3. Which farm product grew least? 4.If three million pigs, sheep and cattle were raised during the years from 1986 to 1990, how many were raised from 1991 to 1995? Fruit. 90 percent. Grain. 3,000,000 ? 65% ???????????????????????????????????????????????????????????????????????????? 2 What effects do you think these changes may have on agriculture products? Farmers may grow more grain and keep more fish. Farmers may grow more grain and keep less fish. Farmers may grow more fruit trees and keep more fish. Farmers may grow less fruit trees and keep less fish. 1 How are people’s eating habits changing over the years? A. People eat more Sugar, Fish and Meat. B. People eat more Meat, Fish and Fruit. C. People eat more Sugar, Fish and Oil. D. people eat more Sugar, Fish and Fruit. ?????????????????????????? 3 What effects do you think the changes in eating habits will have on agriculture or nature? Only good effects. B. Only bad effects. C. Have no effects. D. Some good effects and some bad effects as well. B D C Look at the graph, answer the following questions. 1. How are people’s eating habits changing over the years? Why do you think this happens? 2. How has agricultural product changed during these years? What do you think caused these ch