UNIT 5 Reading and Thinking 讲练结合（ppt课件）-2022新人教版（2019）《高中英语》选择性必修第一册.pptx

1、【新教材+新高考】20222023学年人教2019选择性必修一U5 Working the Land Reading and ThinkingReading and ThinkingIn this class,you willread about agricultural scientist Yuan Longping;learn to use word formation to guess the meanings of new words;analyse why Yuan Longping is called a pioneer for all people.AimsWORKING THE

2、 LANDActivity 1:Think about the following questions.1.Where do you think the photo was taken,and what is it of?2.Have you ever been to a place like this?What was it like?WORKING THE LAND1.Where do you think the photo was taken,and what is it of?It was taken somewhere in southern China because there

3、are folk houses built besides paddy field(稻田).Activity 1:Think about the following questions.WORKING THE LAND2.Have you ever been to a place like this?What was it like?Activity 1:Think about the following questions.WORKING THE LANDMy lifelong pursuit is tokeep all the people away from hunger.-Yuan L

4、ongpingWORKING THE LANDGet to know an agricultural scientist1.W h a t c r o p i s Yu a n Longping holding in his hands?He is holding sheaves of his hybrid rice.Activity 2:Answer the questions.2.What do you know about Yuan Longping?What else do you want to know about him?I know that he is often calle

5、d the“father of hybrid rice”，and his work has sparked a farming revolution in China.I guess I want to know what he thinks about the future of Chinas agriculture.Get to know an agricultural scientist一、快速浏览，回答问题Activity 3:Read the text and match the main idea with each paragraph.A PIONEER FOR ALL PEOP

6、LEA.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 fame or wealth.135462A PIONEER FOR ALL PEOPL

7、E1.Yuan considers himself a farmer.2.Yuan decided to study agriculture.3.Yuan conducted research and developed hybrid rice.4.Yuans innovation has helped to feed more people.5.Yuan cares little for fame or wealth.6.Yuan is old but still working hard to fulfil his dreams.Why do we need to summarize th

8、e main idea of each paragraph?A PIONEER FOR ALL PEOPLE1.Why does Yuan Longping consider himself a farmer?Activity 4:Read the text and answer the questions.Para.1.Yuan considers himself a farmer.Because he continually works the land in his research.Para.1,line 2 Yet,he considers himself a farmer beca

9、use he continually works the land in his research.A PIONEER FOR ALL PEOPLE2.Why did Yuan decide to study agriculture?Activity 4:Read the text and answer the questions.Para.2.Yuan decided to study agriculture.He was concerned that farmers had poor harvests and sometimes even had a shortage of food to

10、 eat.Para.2,lines 3-6 what concerned him most was To tackle this crisis,he chose to A PIONEER FOR ALL PEOPLE3.What is the main advantage of hybrid crops?Activity 4:Read the text and answer the questions.Para.3.Yuan conducted research and developed hybrid rice.One characteristic of hybrids is that th

11、ey usually attain a higher yield than conventional crops.Para.3,lines 7-8 One characteristic of hybrids is that they usually attain a higher yield than conventional crops.A PIONEER FOR ALL PEOPLE4.How has Yuans work helped China and other countries?Activity 4:Read the text and answer the questions.P

12、ara.4.Yuans innovation has helped to feed more people.Yuans innovation has helped feed not just China,but many other countries that depend on rice as well,such as India and Vietnam.Para.4,lines 3-5 Yuans innovation has helped feedA PIONEER FOR ALL PEOPLE5.What is Yuans latest vision?Activity 4:Read

13、the text and answer the questions.Para.5.Yuan cares little for fame or wealth.Para.6.Yuan is old but still working hard to fulfil his dreams.Seawater rice.Para.6,line 4 His latest vision for“seawater rice”has also become a reality A PIONEER FOR ALL PEOPLEActivity 5:From which paragraphs can we find

14、evidence to show Yuan Longping is a pioneer for all people?1.Yuan considers himself a farmer.2.Yuan decided to study agriculture.3.Yuan conducted research and developed hybrid rice.4.Yuans innovation has helped to feed more people.5.Yuan cares little for fame or wealth.6.Yuan is old but still workin

15、g hard to fulfil his dreams.A PIONEER FOR ALL PEOPLEPara.3.Yuan conducted research and developed hybrid rice.Activity 5:From which paragraphs can we find evidence to show Yuan Longping is a pioneer for all people?conventional cropslow yieldself-pollinatinghybridshigh yieldcross-pollinatingA PIONEER

16、FOR ALL PEOPLEPara.3.Yuan conducted research and developed hybrid rice.Activity 5:From which paragraphs can we find evidence to show Yuan Longping is a pioneer for all people?common assumptions:It was impossible to develop a hybrid of self-pollinating plants.Yuans belief:It was possible and he made

17、it after overcoming enormous technical difficulties.A PIONEER FOR ALL PEOPLEPara.3.Yuan conducted research and developed hybrid rice.Activity 5:From which paragraphs can we find evidence to show Yuan Longping is a pioneer for all people?boost yieldsattain a higher yieldexpand outputThree different p

18、hrases are used to show hybrids can produce more crops.Find them out.A PIONEER FOR ALL PEOPLEPara.6.Yuan is old but still working hard to fulfil his dreams.Activity 5:From which paragraphs can we find evidence to show Yuan Longping is a pioneer for all people?Yuans ongoing ability to fulfil his drea

19、ms:long ago:rice plants-sorghum;ear-broom;grain-peanut;latest:seawater rice;next:Everyone is waiting.A PIONEER FOR ALL PEOPLE1.understand how the author constructs his/her ideas;2.quickly locate the information we may need.The main idea of each paragraph can help us：A PIONEER FOR ALL PEOPLEActivity

20、6:Complete the sentences with the correct forms of the words in the box.create estimation education generation graduateA PIONEER FOR ALL PEOPLEOften,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

21、 a word ending in tion is often a noun.Thus,w e h a ve c o m m u n i c a t e(ve r b)a n d communication(noun).English has many word patterns like this.A PIONEER FOR ALL PEOPLEWrite the noun/verb forms of these words.create estimation education generation graduatecreation estimate educate generate gr

22、aduationA PIONEER FOR ALL PEOPLEcreate estimation education generation graduatecreation estimate educate generate graduation1.This school has _ thousands of bright young students over the years.educated2.Most students look for jobs after university _.graduationA PIONEER FOR ALL PEOPLEcreate estimati

23、on education generation graduatecreation estimate educate generate graduation3.Because of the _ of new strains of hybrid crops,people in many parts of the world now have more food to eat.creation4.Last year,this new electric power plant _ enough energy to power the whole city.generatedA PIONEER FOR

24、ALL PEOPLEcreate estimation education generation graduatecreation estimate educate generate graduation5.It was difficult to calculate exactly how many trees had been cut down.However,a general _ was possible.estimationA PIONEER FOR ALL PEOPLEActivity 7:Discuss these questions in groups.1.Apart from

25、rice，what are some other important crops in China?What do you know about them?2.Other than hybrid rice，what other hybrid products do you know?Can you think of new hybrid ideas?A PIONEER FOR ALL PEOPLEActivity 7:Discuss these questions in groups.1.Apart from rice，what are some other important crops i

26、n 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.A PIONEER FOR ALL PEOPLEActivit

27、y 7:Discuss these questions in groups.2.Other 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 o

28、f 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（e.g.，petrol and electric）at the same time.A PIONEER FOR ALL PEOPLE二、课文精讲，掌握语法A PIONEER F

29、OR ALL PEOPLE Yuan Longping,known as the“father of hybrid rice”,is one of Chinas most famous scientists.Yet,he considers himself a farmer because he continually works the land in his research.Indeed,his slim but strong body is just like that of millions of Chinese farmers,to whom he has devoted his

30、life.n.先驱；先锋先驱；先锋v.开创；倡导开创；倡导be known as 被认为是被认为是be known for因因.而出名而出名one of+adj最高级最高级+n.复，复，谓语动词用单数谓语动词用单数当代最伟大的物理学家之一就是霍金当代最伟大的物理学家之一就是霍金One of the greatest physicists of our time is Hawkingconsider sb as/to be 认为某人是认为某人是.consider doing sth考虑做某事考虑做某事consider it+adj/n.+to do 认为做某事是认为做某事是.Para11.Ind

31、eed,his slim but strong body is just like that of millions of Chinese farmers,to whom he has devoted his life.Key sentences确实,他瘦削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：第一段的短语：1.作为.出名be known/famous as2.杂交水稻之父father o

32、f hybrid rice3.最.的.之一one of+最高级+名词复数4.耕种土地work the land5.数以百万级 millions of 6.献身于.；致力于.devote.to.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

33、 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.Para22.However,what concerned him most was that farmers often had poor harvests and sometimes even had a serious shortage of food to eat.然而，让他

34、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.主语从句+表语从句翻译：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.Yuan Longping was born in 1930 in Beijing.His parents wanted him to pursue a career in science or medicine.However,what conce

35、rned 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.choose-chose-chosenchoose to do sth选择做某事选择做某事have no choice but

36、 to do别无选择只能做某事别无选择只能做某事Para2第二段的短语：1.让.最关心concern sb most2.欠收have poor harvest3.严重缺乏have a serious shortage of4.解决这个危机tackle this crisis5.选择做某事 choose to do sthAfter graduating in 1953,he worked as a researcher.Yuan Longping realised that larger fields were not the solution.Instead,farmers needed t

37、o 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.One characteristic of hybrids is that they usually attai

38、n 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 t

39、he first hybrid rice that could be used for farming in 1974.This hybrid enabled farmers to expand their output greatly.work as.作为作为.act/serve/function astreat/regard as think of.as.refer to.as.Para33.However,whether it was possible to develop a hybrid of self-polinating plants such as rice was a mat

40、ter 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.After graduating in 1953,he worked as a researcher.Yuan Longping realised that larger fields were not the solution.Instead

41、,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.One characteristic of hybrids is that t

42、hey 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 difficul

43、ties to develop the first hybrid rice that could be used for farming in 1974.This hybrid enabled farmers to expand their output greatly.Para3第三段的短语：1.增加产量boost yield2.的一个特征one characteistic of3.例如such as4.通过不懈的努力through intense effort5.使某人能做某事enable sb to do sthToday,it is estimated that about 60 pe

44、rcent 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.Yuans innovation has helped feed not just China,but many other countries that depend on rice as well,s

45、uch as India and Vietnam.Because of his invaluable contributions,Yuan Longping has received numerous awards both in China and abroad.组成：组成：be comprised ofbe made up ofbe composed ofconsist ofPara44.Today,it is estimated that about 60 percent of domestic rice consumption in China is comprised of crop

46、s 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：generated from是过去分词作后置定语，修饰crops.Tod

47、ay,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.Yuans innovation has helped feed not just China,but many other coun

48、tries that depend on rice as well,such as India and Vietnam.Because of his invaluable contributions,Yuan Longping has received numerous awards both in China and abroad.Para4第四段的短语：1.据估计It is estimated that.2.由.组成be comprised of3.允许某人做某事allow sb to do sth4.依靠，依赖depend on5.在国内外both in China and abroad

49、at home and abroadGiven that Yuans hybrids have made him quite wealthy,one might think he would retire to a life of leisure.However,this is far from the case.Deep down,Yuan is still very much a farmer at heart.As a man of the soil,he cares little for celebrity or money.Instead,he makes large donatio

50、ns to support agricultural research.Given that.在句中做连词，意为在句中做连词，意为“考虑到，考虑到，鉴于鉴于”，相当于，相当于动词动词+宾语宾语+宾补宾补Para55.Given that Yuans hybrids have made him quite wealthy,one might think he would retire to a life of leisure.However,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 t