Unit 5 Learning About Language 课件-2023-2024学年高中英语人教版（2019）选择性必修第一册

Unit 5 working the land Clarice learning about language PART ONE words and expressions Retell the passage As a witness to farmers' poor harvests and even a severe s________ of food, Yuan Longping was determined to d_____ his life to t______ this crisis. After graduation, he realised that what farmers needed most was to boost yields in the fields. Yuan _____________(convince) that the answer lay in the c______ of hybrid rice, which has higher output than c__________ crops. The first difficulty he needed to o_______ was scientists' general a_________ that this could not be done. Through i______ effort, Yuan managed to g______ this incredible crop. His innovation has enabled Chinese farmers to considerably e_____ their output and helped feed the world. Unwilling to retire early to a life of l_____ and unconcerned about c________ or fortune, Yuan continued to turn one v____ after another into realities. shortage devote tackling was convinced creation conventional overcome assumption intense generate expand leisure celebrity vision dealing with commit believed solve increse free-time 添加标题 添加标题 Finish the exercises on P52 (activity 2 and 3) characteristics shortage assume consumption celebrities crisis conventional generate Finish the exercises on P52 (activity 2 and 3) is comprised of consumption real deep down conventioanl tackling vision PART TWO grammar 添加标题 Observe the sentences and analyse the features 1.What concerned him most was that farmers serious shortage of food to eat. 2.How this could be done was a challenging question at the time. 3.However, whether it was possible to develop a hybrid of self-pollinating plants such as rice was a matter of great debate. 4.It is estimated that about 60 percent of domestic rice consumption in China is comprised of crops generated from Yuan's hybrid strains and his strains have allowed China's farmers to produce around 200 million tons of rice per year. 5.What impresses peole most about Yuan Longping is his ongoing ability