Unit5 Working the land Reading and Thinking课件-2022-2023学年高中英语人教版（2019）选择性必修第一册

Unit 5 Working the land Reading and Thinking 行业PPT模板http:///hangye/ A PIONEER FOR ALL PEOPLE Yuan Longping, known as the“father of hybrid rice”, was one of China's most famous scientists．Yet, he considered himself a farmer because he continually worked the land in his research．Indeed, his slim but strong body was just like that of millions of Chinese farmers, to whom he had devoted his life. 耕耘土地 devote...to... 把...用于；专心于；献身 行业PPT模板http:///hangye/ 造福全人类的开拓者 袁隆平，被称为“杂交水稻之父”，是中国最著名的科学家之一。然而，他自认为是个农民，因为在研究中他不停地耕种土地。确实，他瘦削但结实的身躯看起来和他为之奉献了一生的千千万万的中国农民一样。 行业PPT模板http:///hangye/ Yuan Longping was born in 1930 in Beijing. His parents wanted him to pursue a career in science or medicine. However, what concerned him most was that farmers often had poor harvests and sometimes even had a serious shortage of food to eat. To tackle this crisis, he chose to study agriculture and received an education at Southwest Agricultural College in Chongqing． 从事一种...职业 应对危机 行业PPT模板http:///hangye/ 袁隆平1930年出生于北京。他的父母希望他从事科学或医学方面的事业。然而，最让他担心的是农民经常粮食歉收，有时甚至严重缺乏食物。为了应对这一危机，他选择了学习农业，并在重庆的西南农学院接受教育。 行业PPT模板http:///hangye/ After graduating in 1953, he worked as a researcher. Yuan Longping realised that larger fields were not the solution. Instead, farmers needed to boost yields in the fields they had. How this could be done was a challenging question at the time. Yuan was convinced that the answer could be found in the creation of hybrid rice．A hybrid is a cross between two or more varieties of a species. 行业PPT模板http:///hangye/ One characteristic of hybrids is that they usually attain a higher yield than conventional crops. However, whether it was possible to develop a hybrid of self-pollinating plants such as rice was a matter of great debate. The common assumption then was that it could not be done. Through intense effort, Yuan overcame enormous technical difficulties to develop the first hybrid rice that could be used for farming in 1974. This hybrid enabled farmers