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1、Unit 2 Working the landpre-readingWhat problem do they show ?hungerHow do you feel when you see the pictures?Do something to rid the world of hunger!How much land can be used for farming?3/4 of our earth is covered with water!2. 1/2 of this piece is too hot, cold, or wet for farming!3. 3/4 of this p

2、art is used for roads, buildings like houses, schools!4. Only 1/32 of the earth is used for farming!A Pioneer For All PeopleSuper hybrid riceTask 1 Scanning Para1 A. Dr Yuans dreams. Para2 B. Dr Yuans personality. Para3 C. Dr Yuans biography. Para4 D. Dr Yuans appearance and his achievement.Para 1 A

3、ppearance and Achievement.Appearance face: arm: body:sunburntsunburntslim but stronglooks like a_ farmerAlthough 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

4、 are just like those of millions of Chinese farmers, for whom he struggled for the past five decades.Dr Yuan is like more a farmer than a scientist.Para 1 appearance and achievement.Appearance face: arm: body:sunburntsunburntslim but stronglooks like a_ farmer2. achievementsHe grows what is called_,

5、 which makes it possible to produce_ more of the crop in the same fields.super hybrid riceone-fifthPara. 2 His biographyTimeinformation19301953As a young manIn a recentharvestnowBorn in Beijing Graduated from college Hunger was a disturbing problem. search for a way to increase the rice harvest. 200

6、 million tons was produced Circulating his knowledge22%7%Means?UN rid the world of hungerThanks to his research, the UN has more tools in the battle to rid the world of hunger.由于他的研究,联合国在消除世界饥饿的战斗中有了更多的方法Using his hybrid rice, farmers are producing harvests twice as large as before.using 作状语,修饰后面整个句

7、子Paragraph 3Topic sentence?Dr Yuan is quite satisfied with his life.He doesnt care about _ and _. He likes freedom for his search and hobbies.famemoneyPersonalityPara 4: his dreamsHis first dreamHis second dreamAs tall as sorghum As big as an ear of cornAs huge as a peanutTo export his rice so that

8、it can be grown around the globe.1. himself (as) a farmer 认为他自己是个农民2. the land 耕种土地,在田间耕作3.do ones 进行研究4. face and arms被太阳晒黑的脸庞和手臂5.the past five 在过去的50年里6.the first agricultural pioneer rice 第一个种高产水稻的农业先锋7.a high 高产量8. graduate Southwest Agricultural College 从西南农学院毕业9. life 人生目标10. the great need 对

9、巨大的需求11. a problem一个令人烦恼的问题12. search 寻找13. without _ _ the area of fields不扩大农田面积14. ones knowledge传播知识15. developed countries欠发达国家16. 幸亏,由于17. the world hunger消除(解决)世界饥饿18. harvests twice before产量是从前的两倍19. be quite 对.非常满意20. care 喜欢;照顾;关心;_ _ little about对很少关心 21. would rather sth.宁愿做22. spend 在.上花

10、费.23. a comfortable life过舒适的生活24. rather 而不是25. _sb. for 使做好准备,为装备26.give him less _ to do sth 给他更少的自由27._ _ from 从中醒来28. the hope of 怀着希望29._ _ rice出口大米30. the globe全球,全世界31. make it possible _ _使成为可能As a young man, he saw the great need for increasing the rice output.At that time, hunger was a dis

11、turbing problem in many parts of the countryside.When he was young, he know how important it was to produce bigger rice crops.= it is important to= doing sth. is important/of great importanceDuring his early years, much of the countryside was troubled by hunger.= be badly influenced/affected by have

12、 a bad effect onUsing his hybrid rice, farmers are producing harvests twice as large as before.Spending money on himself or leading a comfortable life also means very little to him.As they use his hybrid rice, farmers are producing twice as much rice as before.He is not interested in/cares little ab

13、out buying things for himself or having aJust dreaming for things, however, costs nothing.It doesnt cost anything to dream for something. A3 B篇What is CA?What are the three principles of CA?How does CA help reduce soil damage?What are the functions of cover crops?What is the rotation of crops?It is

14、meant to keep soil healthy, develop sustainable farming, and prevent the damaging overuse of land.Gaining popularity, CA aims to help famers keep land healthy and productive by become popularControl tillageWhat is tillage? turn over nutrient currentunusableBy avoiding tilling, organic soil matter ma

15、y actually benefit as crop pieces form a protective surface over the soil.cover cropsThese crops prevent water and soil loss byCover crops also By cycling crops that need different nutrients through the same field, the soil. statistics sunburnt output circulated nationalitystruggled decade regret Th

16、erefore nutrition. A) 1.根据 2.build up 3. 幸亏,由于 4. lead to 5. 对感到满意 6. focus on 7. 宁愿,宁可 8. keepfree from/of 9. 摆脱,除去 10. with the hope of1. with the hope of 2. lead to 3. build up 4. would rather 5. keep free from 6. be focused on 7. was satisfied with 8. According to 9. Thanks to 10. rid of. underl

17、ine summary exports bacteria chemical expands .production hungry disturbing freedomequipment occupation confusing discovery comments reduced. more than cared for as as put back done research on_ the past half century 在过去的半个世纪期间_ fertilizers 化学肥料 _use of 的长期使用 cause _ to 对造成伤害 _ off 洗掉 food_ 食品供应 _ca

18、ncer 导致癌症In _ 另外,此外turn to_ farming 转向有机农业 _ on 集中于_ soil _ _disease 使土壤免受疾病的影响 every_ _ 每隔几年12. make_ ready for 使为做好准备13. put down_ 扎根14. avoid_ 避免做某事What are some of the problems caused by chemical fertilizers?In addition, fruit, vegetables and other food grown with chemical fertilizers usually gr

19、ow too fast to be full of much nutrition.化肥带来的问题有哪些呢?另外,施过化肥的水果、蔬菜和其他食物通常生长得过快而营养不足。过去分词作定语3. Crops such as peas or soybeans put important minerals back into the soil, making it reading for crops such as wheat or corn that need rich and fertile soil.像豌豆或者大豆这样的农作物将重要的矿物质带回土壤,从而使之适宜于种植要求土壤肥沃的农作物比如玉米或者

20、小麦。现在分词做定语4. Organic farmers also plant crops to use different levels of soil, for example, planting peanuts that use the ground surface followed by vegetables that put down deep roots.有机耕作的农民还种植多种农作物来利用不同层次的土壤。比如,他们先种植生长于浅层土壤的花生,然后再种植生根于深层土壤的蔬菜。过去分词作定语 take place turn up set off get away with cut d

21、own bring up account for break out rather than settle down move off come across carry on build up 发生出现,到场,调大出发,动身,使爆炸不因受惩罚砍倒,削减,删节抚养,培养,教育,提出是的原因,解释爆发,突发与其,不愿定居,平静下来,专心于离开,启程,出发偶然遇见继续,坚持逐渐增强,建立,开发Dear Mr. Smith, Im writing to invite you to join us in the English poetry recital competition on July 4.

22、 the competition is going to take place on the second floor of the teaching building from 7 p.m. to 9 p.m., during which time participants will recite their favorite English poems. Those who win the prizes will share their experience in learning English. It would be a great pleasure if you could com

23、e and be one of the judges. Im sure we will have a wonderful time together. Looking forward to your reply. Yours sincerely, Li HuaBut Mom refused to give up. “Im sure she is still inside,” she said as she kicked the door with great force and shouted in a loud voice, “Wake up, Makcik!” By then, both of us were coughing badly. I was trying hard to pull Mom away when

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