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高一英语下学期unit 19ppt课件内容预览：Period 1Warming upUnit 19Modern agriculture锄禾日当午汗滴禾下土谁知盘中餐粒粒皆辛苦Sympathy for the peasantsWhen crops are worked at noon,It is sweat that moistenswww.pptkj.net the soil.Who stops to think,before a bowl of food,That every grain comes only through long toil?CottonSugarFish1. What is the graph about?It is about the growth of the major farm productsduring the year 1991-95compared with that of1986-90.2.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 高一英语下学期unit 19e 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 wi

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