公开课必修四Unit2Workingtheland阅读PPT课件

1、Working the Land Unit 2 Warming up and reading 1. Have you ever been to the countryside? 2. Do you know how to work on a farm? Step 1: warming up Lets go to the farm! First, buy or select the seeds from the store. Second, we need to plough or turn over the soil. Third , we sow the seeds in the soil.

2、 Finally, we can harvest our grain/sorghum/peanuts . Enjoy a Poem By Li Shen Farmers weeding at noon, Sweat down the field soon. Who knows food on a tray, Due to their toiling day. In order to improve the output of the crop, we need to rid the soil of the weed, water the crop, fertilize the soil and

3、 kill off the pest. water the croprid the soil of the weed fertilize the soilkill off the pest to improve the output of the crop Whats the meaning of “pioneer”? Pioneer n. person who is the first to study a new area of knowledge. A PIONEER FOR ALL PEOPLE Para1 A. Dr Yuans dreams. Para2 B. Dr Yuans p

4、ersonality. Para3 C. Dr Yuans biography. Para4 D. Dr Yuans appearance and his achievement. Fast reading ：Task 1 Scanning Match the following headings with the right paragraphs. Born: Graduate: Appearance: Achievements: Personality: Hobbies: He has _ face and arms. His body is _ but _. All this makes

5、 him look as a real _. He succeeded in _. He became the first agricultural _ in the world to grow _ whose output is high. He helped the government highly increasing the _ of grain. 1. Cares little for _. 2. Would like to lead a _ life. Listening to violin music, playing mah-jong, swimming, reading,

6、walking to his rice fields, riding his motorcycle. 1930 Southwest Agriculture College sunburntsunburntslimslim strongstrong farmerfarmer growing supper hybrid ricegrowing supper hybrid rice pioneerpioneer ricerice outputoutput moneymoney simplesimple uCareful reading: Read the passage carefully and

7、finish the following activities. Para. 1 Dr Yuans appearance and his achievement Task 2 Careful reading Q1: What does Dr Yuan look like? He has a sunburnt face and arms and a slim, strong body. He is more like a farmer than a scientist. Q2: What is his achievement? He grows what is called super hybr

8、id rice, which makes it possible to produce one-third more of the crop in the same fields. True or False: 1. Dr Yuan is more a farmer than a scientist. 2. Dr Yuans kind of rice is the most suitable for Chinas farmland. F T Appearance Achievement Para. 2 His biography Timeinformation 1930 1953 As a y

9、oung man In a recent harvest now Born in Beijing Graduated from college 1.Hunger was a great problem. 2.Saw the great need for increasing the rice output. 200 million tons was produced Circulating his knowledge 22% 7% Means? UN rid the world of hunger a. He was born into a poor farmers family . b. H

10、e graduated from Southwest Agriculture college. c. In 1950,Chinese farmers produced fifty million tons of rice. d. 200 million tons of rice was produced by growing his hybrid rice. e. He searched a way to increase rice outputs without expanding the area of fields. f. He helps rid the world of hunger

11、 by circulating his knowledge in less developed countries. Put the Dr Yuans biography in right order. acbedf Paragraph 3 Topic sentence? Dr Yuan is quite satisfied with his life. He doesnt care about _ and _. He likes freedom for his search and hobbies. fame money Personality Hobbies: listening to v

12、iolin music playing mah-jong swimming reading Paragraph 4 Topic sentence? Just dreaming for things, however, costs nothing. dreams Para 4: his dreams His first dream His second dream (rice plants) As tall as sorghum ( each ear) As big as an ear of corn (each grain) As huge as a peanut To export his

13、rice so that it can be grown all over the world Discussion If you had the chance to do something to rid the world of hunger, what would you do ? The measures taken to deal with hunger: Invent a new kind of plant to produce more food. Find a sort of fertilizer(肥料肥料)to give rice enough nutrition. Stop

14、 the pollution to the environment and protect the soil in the field. etc. 1.work vt. 耕种(土地);使工作;开动;创造(奇迹);经营 (工厂、农场等） vi. 工作;（机器等）开动；（办法、计 划等）行得通 They are working the land together. I dont think that your suggestion will work. Explanations 2.Dr Yuan grows 2.Dr Yuan grows whatwhat is called super hyb

15、rid rice. is called super hybrid rice. 袁博士种植了被人称作超级杂交水稻的稻谷。袁博士种植了被人称作超级杂交水稻的稻谷。 e.g. I dont quite understand e.g. I dont quite understand whatwhat you are you are explaining. Please watch what I am doing carefully.explaining. Please watch what I am doing carefully. What =the thing(s) thatWhat =the t

16、hing(s) that 1._the emperor saw was quite different 1._the emperor saw was quite different from_ the old minister told him.from_ the old minister told him. A. What, that B. That, whatA. What, that B. That, what C. Which, that D. All, all C. Which, that D. All, all 2. It is pretty well understood _co

17、ntrols the flow 2. It is pretty well understood _controls the flow of carbon dioxide in and out the atmosphere today.of carbon dioxide in and out the atmosphere today. A. that B. when A. that B. when C. what D. how C. what D. how 3.3. This special strain of rice This special strain of rice makes it

18、possible to makes it possible to produceproduce one-third more of the crop in the same one-third more of the crop in the same fields.fields. 这种特殊的稻种使得同样的田地多收获三分之一的产量这种特殊的稻种使得同样的田地多收获三分之一的产量 。 it it 在句中作形式宾语在句中作形式宾语，真正的宾语为真正的宾语为to produce,to produce, 结构为：结构为： 动词（动词（make, feel, think, regardmake, feel

19、, think, regard）+it +adj+ to do.+it +adj+ to do. e.g.e.g. We We think it important to learnthink it important to learn English well. English well. 4.Born in a poor farmers family in 1931,Dr. Yuan 4.Born in a poor farmers family in 1931,Dr. Yuan graduate fromgraduate from Southwest Agriculture Colleg

20、e in Southwest Agriculture College in 1953.1953. 袁博士袁博士19311931年出身于一个贫苦农民的家庭，年出身于一个贫苦农民的家庭，19531953年毕业于西年毕业于西 南农学院。南农学院。 graduategraduate n. a person who has completed a n. a person who has completed a university degree course. university degree course. 毕业生毕业生 undergraduateundergraduate 本科毕业生本科毕业生 p

21、ost-graduatepost-graduate 硕士毕业生，研究生硕士毕业生，研究生 graduategraduate vi. complete an educational course. vi. complete an educational course. 常跟常跟 介词介词fromfrom，表示，表示“毕业于毕业于” graduationgraduation n. n. 毕业毕业 e.g. e.g. After his graduation from collegeAfter his graduation from college, he went to , he went to

22、work as an engineer in a company.work as an engineer in a company. = =After he graduated from collegeAfter he graduated from college, he went to , he went to work as an engineer in a company.work as an engineer in a company. bachelors degree bachelors degree 学士学位学士学位 masters degree masters degree 硕士

23、学位硕士学位 doctors degreedoctors degree 博士学位博士学位 5. Dr Yuan 5. Dr Yuan searched forsearched for a way to increase rice a way to increase rice harvest without expanding the area of fields.harvest without expanding the area of fields. 袁博士寻求一种在不扩大种植面积的情况下提高水稻产量的方法。袁博士寻求一种在不扩大种植面积的情况下提高水稻产量的方法。 注意：注意：search

24、search强调搜查，一般表示目标明确范围较小。强调搜查，一般表示目标明确范围较小。search search sb sb 搜身；搜身；search pl search pl 搜查某地搜查某地 search for search for 强调寻找，一般表示范围较大。强调寻找，一般表示范围较大。 search for sb search for sb 寻找某人寻找某人 The police searched the woods for the lost child. Scientists are still searching for a cure to the common cold. sea

25、rchsearch/ /searchsearch forfor/ /in search ofin search of 1.The officer went up _the murder.1.The officer went up _the murder. 2.The thieves are _the hidden 2.The thieves are _the hidden treasure in the museum.treasure in the museum. 3.Birds fly to the south _the winter 3.Birds fly to the south _th

26、e winter sunshine.sunshine. to searchto search searching forsearching for in search ofin search of 6.6.Thanks toThanks to his research, the UN is trying to rid his research, the UN is trying to rid the world of hunger.the world of hunger. 由于他的研究，联合国正在努力清除世界饥饿。由于他的研究，联合国正在努力清除世界饥饿。 thanks to=because

27、of ;owing tothanks to=because of ;owing to由于由于, ,多亏了多亏了 e.g._, we won the e.g._, we won the game.game. 由于你的支持，我们赢得了比赛。由于你的支持，我们赢得了比赛。 Thanks to your supportThanks to your support 7.ridof7.ridof= get rid of除掉，摆脱除掉，摆脱 to rid the town of rats 8.Using his hybrid rice farmers are producing 8.Using his hy

28、brid rice farmers are producing harvests harvests twice as large astwice as large as before. before. 用他的杂交水稻种子，农民们种出比以前多一倍的粮食。用他的杂交水稻种子，农民们种出比以前多一倍的粮食。 倍数词倍数词（twice/half/three times/a quarter etc.twice/half/three times/a quarter etc.）+as + +as + 形形 容词原级容词原级 +as +as 表示表示“是是的多少倍的多少倍 e.g. The number of

29、 the students in our school is e.g. The number of the students in our school is _ in their school._ in their school. 我们学校学生的数量是他们学校的两倍。我们学校学生的数量是他们学校的两倍。 twice as large as thattwice as large as that 9. However, he 9. However, he carescares little little aboutabout spending the money spending the mon

30、ey on himself or on himself or leading aleading a comfortable comfortable lifelife. . 但是他很少想到要把钱花在自己的身上，或享受舒适的生活。但是他很少想到要把钱花在自己的身上，或享受舒适的生活。 lead a life lead a life 过过生活。英语中少数动词，包括一些不及物动生活。英语中少数动词，包括一些不及物动 词的宾语可能是与它同源的名词类似的短语动词有：词的宾语可能是与它同源的名词类似的短语动词有：die a die a death, smile a smile, dream a dream,

31、 live a death, smile a smile, dream a dream, live a life, sigh a sigh etc.life, sigh a sigh etc. 10. Dr Yuan is 10. Dr Yuan is moremore a farmer a farmer thanthan a scientist. a scientist. 与其说袁博士是一个科学家不如说他是一个农民。与其说袁博士是一个科学家不如说他是一个农民。 be more than=not only be more than=not only 不仅仅，超过不仅仅，超过 e.g. Lear

32、ning is more than reading.e.g. Learning is more than reading. be more +A +than +B be more +A +than +B 与其说是与其说是B B还倒不如说是还倒不如说是A A e.g. He is e.g. He is moremore an ordinary person an ordinary person thanthan a leader. a leader. Homework 1. Review new words and useful expressions of the text. 2.What can we learn from Dr Yuan? Enjoy a Poem By Li Shen Farmers weeding at noon, Sweat down the field soon. Who knows food on a tray, Due to their toiling day. In order to improve the output of the crop, we need to rid the soil of the weed, water the crop, fertilize the soil and kill off the