Unit 5 Working the land Reading and Thinking（ppt课件）-2022新人教版（2019）《高中英语》选择性必修第一册.pptx

1、Learning aims1.To obtain and integrate Yuan Longpings life,major contributions and dreams.2.Summarize and integrate Yuan Longpings arduous process of breeding hybrid rice.3.To appreciate the stylistic features and rhetorical devices of texts and explore their relevance to thematic meaning.hybrid dev

2、ote shortagetacklecrisis yieldconvincen.杂交植（动）物；合成物杂交植（动）物；合成物vt.把把献给；专心于献给；专心于n.不足；缺少；短缺不足；缺少；短缺Words previewvt.解决（难题）；应付；处理解决（难题）；应付；处理n.危机；危急关头危机；危急关头n.产量；产出产量；产出vt.出产；产生出产；产生vt.使相信；使确信；说服使相信；使确信；说服characterisicattain conventionalassumptionintense expandestimatedemesticvt.获得；得到获得；得到Words previewa

3、dj.传统的；习惯的传统的；习惯的adj.热切的；十分热烈的热切的；十分热烈的vt.扩大扩大vt.估计；估价；估算估计；估价；估算adj.国内的；本国的；家用的国内的；本国的；家用的n.特征；特点；品质特征；特点；品质adj.典型的；独特的典型的；独特的n.假定；设定假定；设定consumptioncomprisegenerate straincelebrityenvision visionrealitysaltyvt.包括；包含；由包括；包含；由组成组成Words previewn.品种；拉伤；压力品种；拉伤；压力n.名望；名誉；名人；名流名望；名誉；名人；名流n.展望；想象展望；想象n.想

4、象；视力；视野；影像想象；视力；视野；影像n.现实；实际情况；事实现实；实际情况；事实adj.含盐的；咸的含盐的；咸的n.消耗；消耗量；消费消耗；消耗量；消费vt.产生；引起产生；引起devote.to be known as be convinced thata matter of It is estmated that be comprised of 献身；致力；专心献身；致力；专心Expressions preview以以而出名而出名相信相信的问题的问题估计估计包括；由包括；由构成构成 Look and Talk活动一：感知与注意活动一：感知与注意 Get to know about Y

5、uan Long ping father of hybrid rice Look and Talk活动一：感知与注意活动一：感知与注意 Get to know about Yuan Long ping The winner for the first State Preeminent Science and Technology Award Look and Talk活动一：感知与注意活动一：感知与注意 Get to know about Yuan Long ping Hunger in some countries Look and Talk活动一：感知与注意活动一：感知与注意 Get to

6、 know about Yuan Long ping Chief International Adviser of Food and Agriculture Organization of the United Nations Look and Talk活动一：感知与注意活动一：感知与注意 Get to know about Yuan Long ping make a speech Look and Talk活动一：感知与注意活动一：感知与注意 Get to know about Yuan Long ping latest research Q1：Who is the man in pictu

7、re one?What crop is he holding in his hands?Q2:What do you know about the man?What else do you want to know about him?Q3:Do you know how the hybrid rice has been discovered?Discussion活动一：感知与注意活动一：感知与注意 Discuss the following three questions.Fill in the following blanks.活动二：获取与梳理（活动二：获取与梳理（Get to know

8、 about Yuan Longping）NameYuan Longping ProfessionalBirthplaceBirth dateGraduated fromMain contributionDreamsScientist Long ago,rice plants as tall as sorghun,with each ear of rice as big as a broomHis latest vision for“seawater rice”has also become a reality.Beijing 1930 Southwest Agricultural Colle

9、ge 60%domestic rice consumption200 million uonnes of rice per yearhelp other countries ProblemOne possible solutionAnother possible solution Difficulty:Through intense effortin 1974,AdvantagesIn China outside China:活动二：获取与梳理活动二：获取与梳理（Get to know about the discovery of hybrid rice）Fill in the flow ch

10、art.poor harvest,short of foodimpossiblelarger fields hybrid rice whethe to develop hybrid of self-pollinating plantsYuan overcame technical difficulties and developed hybrid rice60%,200 millionfeed other coutriesSkim the text and match the main idea with each paragraph.活动活动三三：概括与整合概括与整合Para1Para2Pa

11、ra3Para 4Para5Para 6Main idea of each paragraphA Yuan conducted research and developed hybrid riceB Yuan is old but still working hard to fulfil his dreamsC Yuan considers himself a farmer.D Yuan decided to study agricultureE Yuans innovation has helped to feed more peopleF Yuan cares little for fam

12、e or wealth.活动活动四四：分析和判断（：分析和判断（Questions）1.Why does Yuan Longping consider himself a farmer?Discuss the questions Because contiually works the land in his research.2.Why did Yuan Longping decide to study agriculture?Because farmers often had poor harvests and sometimes even had a serious shortage o

13、f food to eat.5.What is Yuans latest vision?3.What is main advantage of hybrid crops?They usually attain a higher yieid than convenfional crops.4.How has Yuans word helped China and other countries?His strains have allowed Chinas farmers to produce around 200 milion tonnes of ice per year.Yuans inno

14、vation has helped feed not just China,but many other countries.His latest vision is seawater rice.活动活动五五：内化与运用（：内化与运用（Complete）Complete the sentences with the correct forms of the words in the box.create estimation education generation graduate1.This school thousands of bright young students over ye

15、ars.2.Most students look for jobs after university .3.Because of the of new strains of hybrid crops,people in many parts of the world now have more food to eat.4.Last year,this new electric power plant enough energy to power the whole city.5.It was difficult to calculate exactly how many trees had b

16、een cut down.However,a general was possible.has educatedgraduationcreation generatedestimation 活动六：赏析语篇的文体特征（活动六：赏析语篇的文体特征（Critical Thinking）1.Where would you most likely find the passage?A.In an advertisment.B.In a book.C.In a letter.D.In a newspaper.2.Passage like this are most often written in an

17、d .A.the active voice/offer many opinions B.the first person/talk about feelingsC.both active and passive voices/mostly contain facts3.Which of the writing methods are employed?A.illustration（举例法）B.classification（分类法）C.comparison（作比较）D.listing numbers（列数字)4.Which two pieces of information were not i

18、ncluded in the passage?A.A quote from Yuan Longping.B.The background of why Yuan Longping decide to grow hybrid rice.C.Yuan Longpings important contributions.D.Yuan Longpings dreams.E.Yuan Longpings hobby.Circle the answers to the questions below.活动活动七七：语言聚焦与学习语言聚焦与学习（Language Study）1.However what c

19、oncemed him most was thal farmers often had poor harvests and sometimes even had aserious shortage of food to eat.Translating and translating back2.One characteristic of hybrids is that they usually attain a higher yield than conventional crops.3.这种杂交品种使农民能够大幅增加产量。4.据估计，中国大约60%的国大米消费是由袁隆平的杂交品种组成的。然而

20、，他最感兴趣的是农民经常收成不好，有时甚至严重缺粮。杂交种的一个特点是，它们的产量通常高于传统作物。This hybrid enabled farmers to expand their output greatly.It is estimated that about 60 percent of domestic rice consumption in China is comprised of crops generated from Yuans hybbnd strains.活动活动八八：批判与评价（：批判与评价（Creative Thinking）1.What is the purpo

21、se of the text?2.Which paragraph or sentence do you like most?Give your reasons.3.Which part of the passage impresses you most?Why?4.How do you like the title of the passage?Why?Can you make a new one?5.Do you think it is to add more pictures to the passage?Discuss the questions and share the answers.Homewok1.Read the passage over and over again.2.Retell the passage.