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人教版2017高中(必修四)英语_unit2_working_the_land_readingppt课件_图文


By Li Shen Poem Farmers weeding at noon, Sweat down the field soon. Who knows food on a tray, Due to their toiling day. Warming up A poem Farmers weeding at noon, Sweat down the field soon. Who knows food on a tray, Due to their toiling day. 1.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 grow? How will you grow it? What do you know about “farming”? sorghum wheat rice Staple food corn Potatoes select the weeds plough the soil farming steps turn over the soil sow the seeds remove the weeds fertilize Pre-reading What is the main food in all East Asian and Southeast Asian countries? Rice. It is said that there are 2.4 billion people to eat rice every day throughout the world. If there was no rice one day, what would happen? ? In the late 1990s, Brown, an American scholar, came up with the theory of Chinese Menace(威胁), which said that in the 2030s, Chinese population will add up to 1.6 billion, and had the question who would feed the large population in China as well as in the world. Just at that time, a Chinese scientist declared to the world that China can solve the problem by himself and help to solve the same problem in the world. Father of Hybrid Rice happy sad nervous What kind of person is Dr Yuan Longping in your mind? shy proud dreaming Task 1 Skimming How can he solve this problem? Super Hybrid Rice Super Hybrid Rice the rice that has a high output That’s how he regards himself. Task 2 Scanning Find out the main idea of each paragraph. Match the following headings with the right paragraphs. A PIONEER FOR ALL PEOPLE Para1 Para2 Para3 Para4 A. Dr Yuan’s dreams. B. Dr Yuan’s personality. C. Dr Yuan’s biography. D. Dr Yuan’s appearance and his achievement. Task 3 Careful reading Para. 1 Dr Yuan’s appearance and his achievement Q1: What does Dr Yuan look like? He has a sunburnt face and arms and a slim, strong body. He is more like a farmer than a scientist. Q2: What is his achievement? He grows what is called super hybrid rice, which makes it possible to produce one-third more of the crop in the same fields. True or False: 1.Dr Yuan is more a farmer than a scientist. F T 2.Dr Yuan’s kind of rice is the most suitable for China’s farmland. Para 2 Time 1930 1953 His biography information Born in Beijing Southwest Agriculture College Hunger was a great problem Saw the great need for increasing the rice output 200 millio

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