高中高中英语必修四Unit2导学稿教案

1、The whole passage mainly talks about.A. how to solve the world s hunger problemB. how to increase rice harvestsC. Yuan Longping s achievements in farmingD. Yuan Longping s daily lifeIf you met Yuan Longping face to face, you would think him to be a farmer because . A. he is one on of the agricultura

2、l pioneers in the worldhe works on the land to do his research and has a sunburnt facehe has made great achievements in farminghe wears simple clothes as other farmersAlthough Yuan Longping is rich and famous, he wants to.A. earn much more money to help othersB. spend more time on his hobbiesC. lead

3、 a simple lifeD. lead a comfortable lifeWhat s the main idea of the last paragraph?Yuan L ongping s another dream is to export his rice.Yuan Longping proves that one dream is not always enough.Yuan Longping always has a lot of dreams when theepingDreams can help people make greater achievements.What

4、 can we infer from the passage?Dr. Yuan is the first agricultural pioneer in the world grow rice that has a high output.Dr. Yuan is not really satisfied with his wife.In the 1950 s, many parts of the countryside were short of food.His way of increasing rice harvest only works in some Asian countries

5、.What s the main idea of the text?Organic farmers use man methods to keep the soil fertile.Chemical fertilizer is better than chemical fertilizer.C. Natural fertilizer is better than chemical fertilizer.D. Organic farmers prefer chemical fertilizer because it can improve the soil.According to the te

6、xt, which of the following is NOT the problem caused by chemical fertilizer?A. Crop diseases can be stopped.Chemicals also stay in the ground and underground water for a long time.The helpful bacteria and pests are killed as well as the harmful ones.Many of these fertilizers are dangerous to people

7、s health.Which of the following is TRUE?A. Organic farmers prefer chemical fertilizers.Organic farmers prefer using natural waste from animals.C. All farming is organic farming.D. Farmers often grow the same crops year after year.Organic farming refers to.A. all crops produced on farmsB. crops growi

8、ng with chemical fertilizersC. crops growing with natural fertilizers D.crops growing with both natural andchemical fertilizersHow many ways do the organic farmers have to keep their soil fertile and healphy?A. 3B. 4C. 5D. 6. Writing根据下列提示，以Development of Agriculture in China ”为题，写一篇短文，介绍中国农 业的发展史。.

9、中国是一个有13亿人口的大国；.在过去的20年里，中国发生了巨大的变化，特别是农业；现代生物技术在农业中起着重要的作用；.中国仅有占世界7%勺土地，就是用这些耕地，农民们生产了供给全中国人口的粮食；.渔业重要，淡水鱼随处可见；.人们还利用废弃的疏菜来养鸡和猪；利用废物产生的气体来供热和煮饭；.如果世界上的其他地方也像中国一样充分发展农业，就不会再有饥饿了。词数：100左右参考词汇：淡水鱼 freshwater fish; 废物waste;饥饿starvationOne possible version:Development of Agriculture in ChinaChina is a

10、large country with a population of billion. In the past twenty years, great changes have taken place in China, especially in agriculture where modern biotech nology plays aGreat important part. China has only 7% of the world s land. It is on this arable land that the farmers produce food for the who

11、le population of China. Fishing is important and freshwater fish can be seen everywhere. Vegetable waste is used to feed pigs and chickens. Gas produced from human and animal waste is used for heating and cooking. If the rest of the world also fully developed agriculture like China, there would be n

12、o starvation.词语辨析expand / extend / spread / stretch【解释】expand指向四面八方的扩大扩张extend强调向某一方向的延长spread指消息，疾病，瘟疫等的传播、蔓延，也指把某物铺开，把胳膊张开stretch指手掌，手臂，腰，腿，颈由曲变直，由短变长的伸展或伸出，多与 out连用【练习】用 expand, extend , spread , stretch的适当形式填空。. The man the information around. The empire its country in the 16th century. The road

13、 builders worked hard to the high way. She out her hands to meet me. The project will the city s telephone network to cover 1000000 users.occupation / job / work / employment / career / profession【解释】occupation 指一个人经常担任的工作，不论是否领取工资。job 可数，非正式用语，指一份固定的赚钱工作，不论是否需要技术和特殊训练。work 不可数，多用来指工作本身，平常我们每彳一件事无论大

14、小，都可以称为work。employment指受雇于他人，领取工资谋生计，并且比较固定的工作。career指职业、事业；指某种经过特殊训练而又为之献身的终身事业，带有崇高色彩。profession指必须受到特殊教育及训练才可胜任，带有专业性质的工作，多为创造性的脑力劳动。【练习】用 occupation , job , work, employment, career , profession的适当形式填空。. She has a good in the bank. She is an architect by. She abandoned her stage. Graduates are f

15、inding it more and more difficult to find. Please write down your name,and address here in the form.重点词汇struggle vi.&n. 斗争；拼搏；努力. They were struggling to get out the burning car.他们挣扎着从烧着的车里往外爬。. The book is about their struggle for liberation.这本书写的是他们为解放而作的斗争。词语归纳struggle for 为而斗争struggle with / aga

16、inst 与作斗争struggle to do sth. 努力做某事straggle to one s feet挣扎着站起来a life-and-death struggle生死搏斗练习按要求填空或翻译。. They are( 为而斗争 )the position. They struggled all through the years us the Japanese.(介词). The fox struggled(escape). He(挣扎着站起来 )and dragged slowly ahead.equip vt.&vi. 配备；装备 equipment n.u 装备；设备. The

17、y equipped themselves for the expedition.他们为远征治装。. A good education should equip you for life.有良好的教育能受用终生。重点用法equip sb./sth. with 用武装某人；用装备某物equip sb./sth. for 为而武装某人；为而装备某物a piece of office equipment 一件办公设备练习按要求填空或翻译。. The soldiers were well(装备好了 ) weapons. We must equip young teachers(对付)difficult

18、 children. This library is equipped(介词)atomic research. Our classroom( 装备有)a computer and a tape recorder.regret (regretted) vt.(对)遗憾；惋惜 n.c,u 遗憾；惋惜. If you go now, you ll regret it.假若你现在就走，一定得后悔。. I regret to say the job has been filled.十分抱歉，那个工作已经有人做了。重点用法regret to say/tell/announce/inform遗憾地说 / 告

19、诉 / 宣布 /通知regret doing / having done sth.后悔做了某事regret that遗憾/后悔一练习用括号内所提供词的适当形式填空或翻译。. I now regret(leave) school so young.(非常抱歉),I am unable to accept your invitation. I regret(inform) you that your contract will not be renewed.reduce vt.&vi. 减少；减缩 reduction n. 缩减，减少，降低. He reduced his weight from

20、98 to 92 kilos/by 6 kilos.他把体重从 98 公斤减少到 92 公斤。. The reform has reduced us to servants of the State.这一改革把我们都降为公务员了。重点用法reduce sth (from.) to.把某物从减少到reduce sth. by. 减少多少练习根据句子意思填入正确的介词。. We must reduce our expenses 300 yuan a month. Their output has been reduced 10 percent.focus vt.&vi. 集中(注意力)；聚焦n.

21、c,u 焦点；中心点. Focus your camera.把照相机的焦距调准。. Her beauty makes her the focus of attention.她长得漂亮，很惹人注目。重点用法focus on 集中于 focus (one s attention/mind/efforts) on集中(注意力/心、思/精力)于练习按要求填空或翻译。. The focus of recent research has been(介词)environmental issues. All eyes( 集中于)her. They focused their mind on(do) the e

22、xperiment.vi.&vt. 表达意见；作出评论 n. c, u 评论；议论这件丑闻引起了很多议论。使自己摆脱这件丑闻引起了很多议论。使自己摆脱）his guilt. The scandal caused a lot of comment. aWill you resign, Minister? ” No comment!部长，你要辞职吗 ？”“无可奉告。”重点用法comment on/about sth./sb.对某事 / 某人评论make comments/no comment on sth./sb.对某事/某人评论/不进行评论练习按要求填空或翻译。. Have you any co

23、mment(s)(make) on the recent developments?. Asked about the date of the election, the Prime Minister(发表意见)nodecision had yet been made. She was asked about the pay increase but(不进行评论 )on it.V.重点词组thanks to 幸亏；由于；因为(有时作反语). Thanks to your help, much trouble was saved.多亏你的帮助,减少了许多麻烦。. Thanks to the ba

24、d weather, the match has been cancelled.多亏这个倒霉天气 , 比赛取消了。重点用法thanks to 相当于 because of /owing to /due to /thanks to /on account of /as a result of如:. He was injured due to /owing to a car accident. His failure is due to the fact that he lacks experience. The train arrived late on account of /as a res

25、ult of a heavy snow. It was thanks to your stupidity that we lost the game .练习翻译句子。新课标第一网1),多亏了新的政策，我们现在过着幸福的生活。.多亏了他的忠告我才得以成功。(用强调句).由于交通堵塞我迟到了。rid sb./sth. of.使某人/某物摆脱. Many people are working hard to rid the world of famine.很多人在努力使世界不再有饥荒。. The dentist rid him of the pain by taking out his bad to

26、oth.牙医把他的坏牙拔掉，使他免除痛苦。重点用法rid短语：be rid of 摆脱get rid of 摆脱；除掉；去掉 rid oneself of debt 还清债务类似用法动词inform/ warn/ cure sb. of 通知/警告/治愈某人练习翻译填空。. He struggled to. The proposals are an attempt to (使 国家 清除)political corruption. I still can t( 摆脱)my cold. The sales manager asked his men to(通知)everything concer

27、ning the sales in time. The passengers( 警告)the danger of unsteady landing.be satisfied with = be content with对表示满足或满意. I was not satisfied with the result.我对那个结果感到不满意。. You ve done well at school. I m very satisfied with you.你在学校干得不错，我对你很满意。 重点用法sth. satisfy sb. 某事使某人满意sb. is satisfied sth. 对表示满足或满意

28、be satisfied to do 对做感到满意be satisfied that clause 对做感到满意a satisfied smile 满意的微笑a satisfied customer感到满意的顾客feel a sense of satisfaction 感到满足感to sb s satisfaction使某人满意的是far from satisfactory远远不能令人满足it is satisfying (to do sth)做某事是令人满意的a satisfactory explanation / performance令人满意的解释 /演出get/obtain/deriv

29、e satisfaction from one s work从自己的工作中得至U满足练习根据句子意思用satisfy 的适当形式填空。. I am not(satisfy) with your work. You must improve it. The result doesn t (satisfy) me. What he has done is far from(satisfy). He hung up the phone,(satisfy) with a smile on his face. It can be very(satisfy) to work in the garden.

30、Finance officials expressed(satisfy) with the recovery of the dollar.would rather 宁愿. I d rather walk than take a bus.我愿意走路而不愿意坐公共汽车。” “再来一点宁愿做甲事（而.“ Some more wine? ” ” “再来一点宁愿做甲事（而酒好吗？”“不要了，我不能再喝了。我还得开车回家呢。”重点用法would rather do A (than do B) = would (prefer to) do A (rather than do B)不做乙事)would rat

31、her (that) sb. did / had done sth.宁愿某人做某事练习用所给词的适当形式填空或翻译。. I would rather you(know) now, than afterwards. Rather than(ride) on a crowded bus, I prefer(walk).你需要增加蛋白质以增强体质Obuild up逐渐建立；逐渐增强体质；积累；开发你需要增加蛋白质以增强体质O. You need more protein to build you up.2). He is now trying to build up a fine reputatio

32、n.2). He is now trying to build up a fine reputation.练习翻译填空。. Slowly a thick layer of fat. Exercise will help(. They have finally(他正在努力逐步赢得好的声誉。(越聚越多 )on the pan s surface.增强)the muscles.建立)a big company.lead to 导致；造成(后果)；通往. This misprint led to great confusion.这个印刷错误造成很大的混淆。. His actions could lea

33、d to him losing his job.他的行为有可能会导致他丢了工作。短语归纳lead 短语：lead sb. to把某人带到lead sb. to do sth.导致某人做某事lead sb. in doing sth. 领导/带领某人做某事lead to sb. doing sth. 导致某人做某事练习根据句子意思填空或按要求填空。. He had led everyone(believe) that his family was very wealthy. Our research led us( 介词)the conclusion that the present syste

34、m is unfair. Too much work and too little rest often illness. He will lead the party of scientists(do) the research. Failure often lies in laziness while hard work _ success.keep.free from/of = protect sb./sth. from.使免受(影响/伤害)；使不含(有害物). We should keep ourselves free from drugs.我们应该远离毒品。. I hope you

35、will keep yourself free from tobacco and alcohol.我希望你不抽烟不喝酒。练习根据句子意思填空。. We ve managed to the garden weeds this year. Relaxation exercises can your body tension.VI.重点句子In 1974, he became the first agricultural pioneer in the world to grow rice that has a high output.1974年，他成为世界上第一位种植高产水稻的农业先锋。解释不定式放

36、在表示次序的词the first, the last, the best 以及 the only, the very, the right等词后面，且这些词与动词不定式有逻辑上的主谓关系，结构为：the first/last/best/right/only/very/. + n. + to do sth.第一个 / 最后一个 / 最好的一个 / 合适的/唯一的/恰好的做某事的人/物，如：. He is always the first (student) to come and the last to leave.他总是第个来和最后一个离开的(学生)。. The last man to leave the sinking ship was the captain.最后个离开正在下沉的船的是船长。练习根据句子意思填空。. I think he is the right person(tell) her about this. Id be the first(admit) I might be wrong.2. This special strain of rice makes it possible to produce one-third more of the crop in the same fields.这种特殊的稻种使得同样的田地多收获