人教版高中英语必修四unit2-Working-the-land-Period2-Warming-up-Prereading-reading课件(共20张PPT).pptx

1、Book4 Unit 2 Working the land高中英语（人教版）高中英语（人教版）Learning objectivesAfter the class, you will be able to 1. learn information about Dr Yuan, his super hybrid rice and the significance of his research2. translate the reading passage.3. master the usage of some language points.4. make up your minds to m

2、ake contributions to motherland in the future like Dr Yuan.Farmers weeding at noon,Sweat down the field soon.Who knows food on a tray,Due to their toiling day.Warming UpPre-reading to increase the yield of the grain crop per land area through the advancement of science and technologyYuan Longping -

3、Father of Hybrid Rice Careful-reading0 Although he is one of Chinas most famous scientists, Yuan Longping considers himself a farmer, for he works the land to do his research. Indeed, his sunburnt face and arms and his slim, strong body are just like those of millions of Chinese farmers, for whom he

4、 has struggled for the past five decades. Yuan Longping grows what is called super hybrid rice. In 1973, he became the first agricultural pioneer in the world to grow rice that has a high output. This special strain of rice makes it possible to produce 20% more of the crop in the same fields. Now mo

5、re than 60% of the rice produced in China each year is from this hybrid strain.0 0 0 0 Yuan Longpings appearance and his achievement.Q1: What does Yuan Longping look like?Q2: What is his achievement?He has sunburnt face and arms and a slim, strong body. He is more like a farmer than a scientist. He

6、grows what is called super hybrid rice, which makes it possible to produce 20% more of the crop in the same fields. whom he has struggled for( )( )the first/last/best/only/very/right .+n. + to do sth.动词（动词（think, believe, find, consider, feel）it宾补真正的宾语（不定时，动名词，从句）宾补真正的宾语（不定时，动名词，从句）I find it no use

7、advising him to give up smoking.I must make it clear that Ill always support you.Para 1. Born in 1930, Yuan Longping graduated from Southwest Agricultural College in 1953. Since then, finding ways to grow more rice has been his life goal. As a young man, he saw the great need for increasing the rice

8、 output. At that time, hunger was a disturbing problem in many parts of the countryside. Yuan Longping searched for a way to increase rice harvests without expanding the area of the fields. In 1950, Chinese farmers could produce about fifty-six million tons of rice. In a recent harvest, however, nea

9、rly two hundred million tons of rice was produced. These increased harvests mean that 22% of the worlds people are fed from just 7% of the farmland in the world. Yuan Longping is now circulating his knowledge in India, Vietnam and many other less developed countries to increase their rice harvests.

10、Thanks to his research, the UN has more tools in the battle to rid the world of hunger. Using his hybrid rice, farmers are producing harvests twice as large as before.Para 2. Yuan Longpings brief introduction.a. He was born into a poor farmers family.b. He graduated from Southwest Agricultural Colle

11、ge.c. In 1950, Chinese farmers could produce about 56 million tons of rice.d. Nearly two hundred million tons of rice was produced by growing his super hybrid rice. e. He searched for a way to increase rice harvests without expanding the area of fields.f. He helps rid the world of hunger by circulat

12、ing his knowledge in less developed countries.Put the facts in right order. Born in 1930, Yuan Longping graduated from Southwest Agricultural College in 1953. Since then, finding ways to grow more rice has been his life goal. As a young man, he saw the great need for increasing the rice output. At t

13、hat time, hunger was a disturbing problem in many parts of the countryside. Yuan Longping searched for a way to increase rice harvests without expanding the area of the fields. In 1950, Chinese farmers could produce about fifty-six million tons of rice. In a recent harvest, however, nearly two hundr

14、ed million tons of rice was produced. These increased harvests mean that 22% of the worlds people are fed from just 7% of the farmland in the world. Yuan Longping is now circulating his knowledge in India, Vietnam and many other less developed countries to increase their rice harvests. Thanks to his

15、 research, the UN has more tools in the battle to rid the world of hunger. Using his hybrid rice, farmers are producing harvests twice as large as before.( )Para 2. a. He was born into a poor farmers family.b. He graduated from Southwest Agricultural College.c. In 1950, Chinese farmers could produce

16、 about 56 million tons of rice.d. Nearly two hundred million tons of rice was produced by growing his super hybrid rice. e. He searched for a way to increase rice harvests without expanding the area of fields.f. He helps rid the world of hunger by circulating his knowledge in less developed countrie

17、s.Put the facts in right order.193019531950In a recent harvestnowas a young manacbedf Yuan Longpings brief introduction.Para 2. Yuan Longpings brief introduction. Born in 1930, Yuan Longping graduated from Southwest Agricultural College in 1953. Since then, finding ways to grow more rice has been hi

18、s life goal. As a young man, he saw the great need for increasing the rice output. At that time, hunger was a disturbing problem in many parts of the countryside. Yuan Longping searched for a way to increase rice harvests without expanding the area of the fields. In 1950, Chinese farmers could produ

19、ce about fifty-six million tons of rice. In a recent harvest, however, nearly two hundred million tons of rice was produced. These increased harvests mean that 22% of the worlds people are fed from just 7% of the farmland in the world. Yuan Longping is now circulating his knowledge in India, Vietnam

20、 and many other less developed countries to increase their rice harvests. Thanks to his research, the UN has more tools in the battle to rid the world of hunger. Using his hybrid rice, farmers are producing harvests twice as large as before.( )1. 倍数倍数as形容词形容词/副词原级副词原级as2. 倍数形容词倍数形容词/副词的比较级副词的比较级than

21、3. 倍数倍数the size/height/length/width/depthof4. 倍数倍数thatof5. 倍数倍数what从句从句新扩建的广场是未扩建时的四倍大。新扩建的广场是未扩建时的四倍大。The size of the newly-built square is four times that of the previous one.The newly-built square is four times the size of the previous one.The size of newly-built square now is four times what it

22、was was built before .The newly-built square is four times as large as the previous one.The newly-built square is three times larger than the previous one. Yuan Longping is quite satisfied with his life. However, he doesnt care about being famous. He feels it gives him less freedom to do his researc

23、h. He would much rather keep time for his hobbies. He enjoys listening to violin music, playing mah-jong, swimming and reading. Spending money on himself or leading a comfortable life also means very little to him. Indeed, he believes that a person with too much money has more rather than fewer trou

24、bles. He therefore gives millions of yuan to equip others for their research in agriculture. Yuan Longpings personality.Para 3. Just dreaming for things, however, costs nothing. Long ago Yuan Longping had a dream about rice plants as tall as sorghum. Each ear of rice was as big as an ear of corn and

25、 each grain of rice was as huge as a peanut. He awoke from his dream with the hope of producing a kind of rice that could feed more people. Now, many years later, Yuan Longping has another dream: to export his rice so that it can be grown around the globe. One dream is not always enough, especially

26、for a person who loves and cares for his people. Yuan Longpings dreams. Dreamsas tall as sorghumas big as a cornas huge as a peanutTo export his rice so that it can be grown all over the globe.( )Para 4. ( )Post-reading Though Yuan Longping is a famous scientist, he considers himself 1. 0 farmer. As

27、 a young man, Yuan Longping saw the great need 2. increasing the rice output. At that time, 3.(hungry) was a disturbing problem in China. He wanted to increase rice harvests without 4. (expand) the area of the fields. In 1973, a special strain of rice made 5. possible to produce 20% more of the crop

28、s in the same fields. Thanks to his research, the UN has more tools in the battle 6. (rid) the world of hunger. He is now circulating his rice knowledge in some less 7. (develop) countries. He wants to expand his rice 8. that it can be grown around the globe. Though he has struggled for the past dec

29、ades, he is quite 9. (satisfy) with his life. He gives millions of yuan to equip others for their research 10. agriculture. a forhungerexpandingitto riddevelopedsosatisfiedinNameYuan LongpingNationalityDate of birth 1930OccupationEducationGraduated from _Appearance_face and arms;_ and _ bodyChineses

30、cientistSouthwest Agricultural CollegesunburntslimstrongAchievements1.He grows _.2. He helps _ the world of hungerDreamsTo _ his rice so that it can be grown around the globe.Hobbies_, _,_, _.super hybrid riceridexportlistening to violin musicplaying mah-jongswimmingreadingCorona Virus Disease 2019 (COVID-19) After the outbreak of the COVID-2019 in Wuhan, medical workers from all over the country, especially those born in the 1990s, took up the responsibility of the epidemic. As a middle school student, what do you think about it? Write an article.(about 100 words)