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、Unit 2 Working the LandMy lifelong pursuit is to keep all the people away from hunger.Yuan LongpingWho is the man in the photo?What crop is he holding in his hands?What do you know about him?Yuan Longpingfather of hybrid ricen.杂交植杂交植(动动)物物;合成物合成物;What else do you want to know about him?He is father

2、of hybrid rice,who received the great honor for his great contributions to hybrid rice research and the work he did to improve rice production in developing countries.He is called a pioneer for all people.“As China is helping them develop hybrid rice,African countries will have a bright future,”said

3、 Chinese agronomist Yuan Longping,also known as the“father of hybrid rice”for developing the first such strains(系系;品种品种).The world-renowned agricultural scientist,who received“the Medal of the Republic”for his contribution to the country ahead of the 70th anniversary of the founding of the Peoples R

4、epublic of China,also urged the youth to pursue lofty(崇高的崇高的)ideals instead of simply chasing after money.Enjoy a poem by Li ShenFarmers weeding at noon,Sweat down the field soon.Who knows food on a tray,Thanks to their toiling day.Lead-in What do you know about“farming”?carrotrice corn potatoes pea

5、nuttomatoescottonsweet potatoes Do you know the farming steps?ploughing(犁田犁田)seeding(播种播种)fertilizing(施肥施肥)irrigating(灌溉灌溉)harvesting(收获收获)winnowing(扬谷扬谷)A PIONEER FOR ALL PEOPLELook at the photo and the title of the text.Discuss these questions in groups.Who is the man in the photo?What crop is he

6、holding in his hands?The photo is of Yuan Longping,holding sheaves of his hybrid rice.What do you know about the man?I know that he is often called the“father of hybrid rice”,and his work has sparked a farming revolution in China.What else do you want to know about him?Possible answer:I guess I want

7、 to know what he thinks about the future of Chinas agriculture.Now,lets read the text to know more about him.Pre-readingFather of Hybrid Rice(世界杂交水稻之父世界杂交水稻之父)-Dr Yuan Longping (袁隆平博士袁隆平博士)Recipient of the Medal of the Republic（共和国勋章获得者）（共和国勋章获得者）I.Read the title and the first sentence of each parag

8、raph.Answer the following questions.1.What kind of writing do you think the text is?2.Where can you find such a piece of writing?A.Narration(记叙文记叙文).B.Exposition(说明文说明文).C.Practical writing(应用文应用文).D.Argumentation(议论文议论文).A.A letter.B.A story book.C.A magazine.D.A science report.ReadingII.Read the t

9、ext.Match the main idea with each paragraph.A Yuan conducted research and developed hybrid rice.B Yuan is old but still working hard to fulfil his dreams.C Yuan considers himself a farmer.D Yuan decided to study agriculture.E Yuans innovation has helped to feed more people.F Yuan cares little for fa

10、me or wealth.ReadingIII.Read the text again and choose the best answer.1.Which of the following description about Yuans appearance is not mentioned?A.He has a slim body.B.He has a strong body.C.He is very tall.D.He looks more like a farmer than a scientist.III.Read the text again and choose the best

11、 answer.2.From the text,we can know that _.A.Yuan Lonping found a way to increase rich harvests by expanding the area of fields B.Yuan Longping is satisfied with his life because he is famous and richC.the first hybrid rice available for farming was developed in 1974D.his way of increasing rich harv

12、ests only works in some Asian countriesIII.Read the text again and choose the best answer.3.What is Yuan Longpings attitude towards money?A.Too much money will cause a lot of troubles.B.He cares little for money.C.Money is not important at all.D.One has to spend all his money on his own research.III

13、.Read the text again and choose the best answer.4.What is the purpose of the last paragraph?A.To tell us about Yuans dreams.B.To introduce Yuans achievements.C.To have a description of Yuans rice.D.To state the importance of a dream.IV.Pay attention to the numbers and state the relevant information

14、about the numbers.19301953197460%200 millionYuan Longping was born Yuan Longping graduated from university and worked as a researcher developed the first hybrid rice about 60 percent of domestic rice consumption in China is comprised of crops generated from Yuans hybrid strainsallowed Chinas farmers

15、 to produce around 200 million tons of rice per yearV.Read the text again and answer the questions.1.Why does Yuan Longping consider himself a farmer?2.Why did Yuan decide to study agriculture?3.What is the main advantage of hybrid crops?4.How has Yuans work helped China and other countries?5.What i

16、s Yuans latest vision?V.Read the text again and answer the questions.1.Why does Yuan Longping consider himself a farmer?2.Why did Yuan decide to study agriculture?3.What is the main advantage of hybrid crops?Because he continually works the land in his research.He was concerned that farmers had poor

17、 harvests and sometimes even had a shortage of food to eat.One characteristic of hybrids is that they usually attain a higher yield than conventional crops.V.Read the text again and answer the questions.4.How has Yuans work helped China and other countries?5.What is Yuans latest vision?Yuans innovat

18、ion has helped feed not just China,but many other countries that depend on rice as well,such as India and Vietnam.Seawater rice.his parents wish VS his own decisionthe general assumption about hybrid rice VS his belieffather of hybrid rice VS farmerWhat writing technique does the writer employ to ex

19、hibit Yuan Longpings qualities?retire to a life of leisure VS continue to work the land as a man of the soilContrastI.Decide which qualities the following sentences represent.a.dedicated(献身的献身的)b.selfless c.modest(谦虚的谦虚的)d.kind-hearted e.energetic f.hardworking g.plain(朴素的朴素的)h.determined 1.He consi

20、ders himself a farmer because he continually works the land in his research._2.His slim but strong body is just like that of millions of Chinese farmers,to whom he has devoted his life._ c a,f Post-eadinga.dedicated(献身的献身的)b.selfless c.modest(谦虚的谦虚的)d.kind-hearted e.energetic f.hardworking g.plain(朴

21、素的朴素的)h.determined 3.What concerned him most was that farmers often had poor harvests and sometimes even had a serious shortage of food to eat._4.Through intense effort,Yuan overcame enormous technical difficulties to develop the first hybrid rice._5.Deep down,Yuan is still very much a farmer at hea

22、rt._d f,h c,g a.dedicated(献身的献身的)b.selfless c.modest(谦虚的谦虚的)d.kind-hearted e.energetic f.hardworking g.plain(朴素的朴素的)h.determined 6.He cares little for celebrity or money._7.Instead,he makes large donations to support agricultural research._8.Despite his advanced years,Yuan Longping is still young at

23、 heart and full of vision._gbe II.Choose the right content from the box to complete the summary of the text.boosting yields,60%,science or medicine,salty land,fulfil his dreams,agriculture,farmerBecause he works the land,scientist Yuan Longping,the“father of hybrid rice”,considers himself to be a(n)

24、1._.Born in Beijing in 1930,his parents wanted him to study 2._,but concerned about farmers poor harvests,he chose to study 3._ at Southwest Agricultural College in Chongqing instead.farmer science or medicineagricultureAfter graduating in 1953,he realised that the solution lay in 4._ with hybrid ri

25、ce,a cross of two or more rice species.Overcoming great difficulties,he produced his first in 1974 and today some 5._ of Chinas rice consumption comes from Yuans hybrid strains.Whats more,they have helped to feed other countries as well.Continuing to 6._,his latest vision for“seawater rice”has also

26、become a reality,potentially allowing rice production in Chinas 7._.Despite his age,everyone is waiting to see what Yuan will achieve next.boosting yields,60%,science or medicine,salty land,fulfil his dreams,agriculture,farmerboosting yields 60%fulfil his dreams salty land III.Complete the sentences

27、 with the correct forms of the words in the box.Use word formation to guess the meaningOften,new words are not really“new”they are just different forms of words that you may already know.For instance,a word ending with ate is often a verb,while a word ending in tion is often a noun.Thus,we have comm

28、unicate(verb)and communication(noun).English has many word patterns like this.1.This school has _ thousands of bright young students over years.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 e

29、at.educatedgraduationcreation create,estimation,education,generation,graduate4.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 been cut down.However,a general _ was possible.generatedestimation create,estimati

30、on,education,generation,graduateI.Choose the correct meaning of the words in red.1.To deal with a crisis is you are _.(a)confident (b)in trouble2.A shortage is _.(a)lack of something (b)full of somethingba3.A yield refers to _.(a)quantity(eg of food)(b)quality(eg of food)4.Molly had fought and overc

31、ome her fear of flying.She has _.(a)solved the problem (b)lost something5.A hybrid is a plant which comes from _.(a)one plant (b)two different plants aab1.However,what concerned him most was that farmers often had poor harvests and sometimes even had a serious shortage of food to eat.II.Translate.2.

32、One characteristic of hybrids is that they usually attain a higher yield than conventional crops.然而，他最感关心的是农民经常收成不好，有时甚至严重然而，他最感关心的是农民经常收成不好，有时甚至严重缺粮。缺粮。杂交物种的一个特点是，它们的产量通常高于传统作物。杂交物种的一个特点是，它们的产量通常高于传统作物。3.这种杂交品种使农民能够大幅增加产量。这种杂交品种使农民能够大幅增加产量。4.据估计，中国国内消费的大米约据估计，中国国内消费的大米约60%来自袁隆平的杂交来自袁隆平的杂交水稻。水稻。This

33、 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 hybrid strains.1.Key words1.vt.把献(给);把专用于;专心于 2.n.不足;缺少;短缺 3.vt.解决(难题);应付(局面);处理 4.n.危机;危急关头 5.vt.使增长;使兴旺n.增长;提高;激励 6.vt.使相信;使

34、确信;说服 7.n.特征;特点;品质adj.典型的;独特的 8.vt.(通常经过努力)获得;得到 9.adj.传统的;习惯的 devoteshortagetacklecrisisboostconvincecharacteristicattainconventional10.n.假定;设定;(责任的)承担;(权利的)获得 11.adj.热切的;十分强烈的;激烈的 12.vt.克服;解决;战胜 13.vt.&vi.扩大;增加vt.扩展;发展(业务)14.n.产量;输出;输出量vt.输出 15.vt.估计;估价;估算n.估计;估算 16.adj.本国的;国内的;家用的;家庭的 17.n.消耗;消耗量

35、;消费 18.vt.包括;包含;由组成 assumptionintenseovercomeexpandoutputestimatedomesticconsumptioncomprise19.vt.产生;引起 20.n.闲暇;休闲;空闲 21.n.泥土;土壤;国土;领土 22.n.名望;名誉;名人;名流 23.n.谷物;谷粒;颗粒 24.n.想象;视力;视野;影像 25.n.现实;实际情况;事实 26.adj.含盐的;咸的 generateleisuresoilcelebritygrainvisionrealitysalty2.Key phrases devote.to.be comprised

36、 of deep down be known as depend on care little for at home and abroad dream up other than be used for把用于;献身;致力包括;由组成(或构成)在内心深处;本质上;实际上作为而著名依靠几乎不关心 国内外梦想出;虚构出除了被用来做1.Indeed,his slim but strong body is just like that of millions of Chinese farmers,to whom he has devoted his life.3.Key sentences确实,他瘦削

37、但结实的身躯看起来和他为之奉献了一生的几百万的中国农民一样。本句是一个定语从句，先行词为Chinese farmers（人），又接在介词to后面，故用whom来引导定语从句。在定语从句中，一些动词词组的介词可以提前，形成介词+关系词的句式，例如：1.Tom was the person with whom you shook hands.2.This is a subject about which we have talked a lot.2.However,what concerned him most was that farmers often had poor harvests an

38、d sometimes even had a serious shortage of food to eat.然而，让他最担心的是农民经常收成不好，有时甚至是严重的食物短缺。what concerned him most was that.这是一个主语从句+表语从句的组合，这种组合相当常见。翻译：我想要说的就是我们应该用更认真的态度对待学习。What I want to say is that we should take a more serious attitude towards study.3.However,whether it was possible to develop a h

39、ybrid of self-polinating plants such as rice was a matter of great debate.然而，是否可能开发出水稻等自花授粉作物的杂交品种，是一件有巨大争议的事。whether it was possible to.是由whether引导的主语从句，当主语从句充当主语时，谓语动词一般用单数。翻译：他是否要来，还没有决定。Whether he will come has not been decided.a matter of.可以翻译成：.的事a matter of time 时间早晚的事时间早晚的事a matter of life a

40、nd death 生死攸关的事生死攸关的事 4.Today,it is estimated that about 60 percent of domestic rice consumption in China is comprised of crops generated from Yuans hybrid strains,and his strains have allowed Chinas farmers to produce around 200 million tons of rice per year.据估算，现在中国国内消费的稻米有大约60%来自袁隆平的杂交水稻品种形成的作物，这

41、些品种（形成的作物）让中国农民每年能够生产出大约两亿吨稻米。it is estimated that.是一个主语从句，it 充当的是形式主语，真正的主语为that后面的部分。例如：It is reported that this city will host the Olympic Games next year.generated from是过去分词作后置定语，修饰crops.5.Given that Yuans hybrids have made him quite wealthy,one might think he would retire to a life of leisure.H

42、owever,this is far from the case.鉴于袁隆平开发杂交水稻而变得相当富有，有人认为他会退休享受休闲的生活，但是，事实远非如此。given that在句中作连词，意思是“鉴于，考虑到”。例如：Given that they are inexperienced,theyve done a good job.拓展：given可作介词，表示“只要是；考虑到；假定”等意思。例如：Given his age,he is very strong and healthy.far from sth表示“远远不；绝非”。far from the case表示“远非如此”，也可说成：f

43、ar from being the case。其中case表示“情况；情形”。6.What impresses people most about Yuan Longping is his ongoing ability to fulfil his dreams.袁隆平给人们印象最深的事他不断实现梦想的能力。What impresses people most.是一个主语从句。意思是“令人印象最深刻的是”。翻译：这座城市令人印象最深刻的就是它的多元文化。What impresses people most about the city is its cultural diversity.ful

44、fil his dreams表示“实现梦想”，类似的表达还有：realize/achieve/act out ones dream;make ones dream come trueHow to solve hunger?making good use of the waste landdeveloping the technologyinventing new kinds of foodimproving the quality of soil preventing the pests from eating our crops1.Apart from rice,what are some

45、other important crops in China?What do you know about them?The most important crop besides rice is wheat,which is grown on different parts of China,and is used to make noodles and bread.Corn is also a popular crop in north and north-eastern China.It is used both for food and for animal feed.2.Other

46、than hybrid rice,what other hybrid products do you know?Can you think of new hybrid ideas?Common hybrid crops include corn,rapeseed,sunflowers,and nearly all market vegetables.Some kinds of hybrid animals have been known for a long time,the most famous of which is the mule which is a hybrid of a horse and a donkey.The concept of a hybrid is not restricted to plants and animals.For example,there are hybrid cars,which are powered by two different kinds of engines at the same time.