英语课件：人教新课标版必修四Unit2教材背景链接.ppt

Unit 2 Working the land 教材背景链接,No pains，no gains.不劳无获。 As a man sows，so he shall reap.种瓜得瓜，种豆得豆。 Knowledge requires repeated explorations，and farmland needs intensive cultivation. 知识需要反复探索，土地需要辛勤耕耘。,Yuan Longpings road to super hybrid rice 袁隆平，中国工程院院士， 我国当代杰出的农业科学家， 享誉世界的“杂交水稻之父”。他工作50多年来所取得的科研成果使我国杂交水稻研究及应用领域领先世界水平，不仅解决了中国粮食自给的难题，也为世界粮食安全做出了杰出贡献。,Yuan Longping was born in a poor farmers family in 1930 and graduated from Southwest Agricultural College in 1953.Then he began his teaching career at an agriculture school in Anjiang，Hunan Province. He came up with an idea of hybridizing rice in the 1960s，when a series of natural disasters and improper policies had plunged (使陷入) China into a famine (饥荒) that caused many deaths.,Since then，he has devoted himself to the research and development of a better rice breed.In 1964，he happened to find a natural hybrid rice plant that had obvious advantages over others.Greatly encouraged，he began to study the elements of this particular type.In 1973，in cooperation with others，he was able to cultivate (培育) a type of hybrid rice species which had great advantages.,It yielded 20 percent more per unit than that of common ones.The next year their research made a breakthrough in seeding.They successfully developed a set of technologies for producing hybrid rice，putting China in the lead worldwide in rice production.For this achievement，he was named the “Father of Hybrid Rice”,In 1979，their technique for hybrid rice was introduced into the United States，the first case of intellectual property rights transfer in the history of new China. At present，as many as 50% of Chinas total rice fields grow Yuan Longpings hybrid rice species，which yield 60% of the rice production in China.,Due to Yuan s hard work，China s total rice output rose from 50 million tons in 1950 to nearly 200 million tons in recent years.The annual yield is enough to feed 60 million people. Yuan Longping was named a winner on March 29,2004，of the annual US $250,000 World Food Prize for his work in producing highproduction rice.,In the same year he got Wolf Prize in agriculture in Israel.He loves playing mahjong and the violin and swimming.He said he would go on working hard at his super hybrid rice project.,Questions： Read the passage and tell the following sentences true (T) or false (F) 1The passage is mainly about how Yuan Longping cultivated hybrid rice successfully.( ) 2Before Yuan devoted himself to t