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1、2019新人教高中英语选择性必修一Unit 5 Working the land 词汇教学教案Teaching aims:1 .Enable students to further understand the usages of such important words and expressions as devote,shortage,convince,yield,and digest and learn to express themselves by using the important words and expressions.2 .Guide students to lear
2、n to use the right collocation between adjectives and nouns,verbs and their objects.3 .Help students to use what they have learned into writing.Teaching key and difficult points:1. Help students to learn the bold words and expressions of the unit.2. Exercises are expected to assist students to expre
3、ss themselves freely in English.3. How to use the words and phrases in real situations.Teaching procedures:Step 团 Revision1. Of all the qualities of Yuan Longping, what impresses you most?2. Would you like to be a farmer in your future career?Step ElSelf-directed Study-Word FormationIn your self-stu
4、dy time,please find out the relative forms of the following words and at the same time,make out their meanings by referring to the dictionary or reference books.1.shorten.2 .n ut ritio n -。力&3 .marry-n.4 .deep-5 .use f6 .wide 玲.7 .convince 3clelj&Yuan Longpings story is made known to every family,an
5、d it is covered even in English Digest.6.essential。力完全必要的;极其重要的【教材回顾】They may look beautiful on the outside,but inside there is usually more water than essential minerals,and they often have less flavour as well.【同义句替换】They may look beautiful on the outside,but there is more water but less necessary
6、 minerals inside,and they often lack flavour as well.【语境感知】It is essential that we should obey the lawIt is essential for us to obey the law.What are the essentials of good teaching?【用法小结】essential .必需品,要素。力完全必要的;极其重要的It is essential that sb should do sth =lt is essential for sb to do sth某人做某事很有必要【考
7、点运用】(l)lt is essential that application forms be sent(send) back.(2)lt is required thathe come early tomorrow.【例句仿写】如果你想把事情做好，专心是必要的。If you want to do a good job,it is essential for you to concentrate.=lt is essential that you concentrate on your job if you want to do it well.7,alternative。.可供选择的事物
8、可供替代的;非传统的【教材回顾】As an alternative,some farmers have switched to organic farming,and many customers have turned to organic food when they shop at the local grocery.【同义句替换】Some farmers choose organic farming as an available possibilityzand many customers have chosen to buy organic food when shopping a
9、t the local store.【语境感知】Wind power is a non-polluting alternative to fossil fuels.风力是矿物燃料的一种无污染的替代品。She had no alternative but to break the law.她除了违反法律之外别无选择。We prefer to subscribe to an alternative explanation.我们更赞同另一种解释。【用法小结】a Ite rnative n .可供选择的事物。力可供替代的;非传统的have no alternative but to do sth =h
10、ave no choice but to do sth=have nothing to do but do sth别无选择做某事【考点运用】We had no alternative but to walk(walk) all the way there.【例句仿写】还有其他的旅行方式可选。There were alternative methods of travel available.8 .root /?.根;根茎;根部;根源【教材回顾】For example,peanuts grow on the ground/s surface,but many other vegetables p
11、ut down deep roots.【同义句替换】For instancezpeanuts grow on the top surface of the ground,but any other vegetables root deep.【语境感知】Who has been rooting around in my desk?谁乱翻我的书桌了？We are rooting for the Bulls.我们在为公牛队加油。Embarrassment rooted her to the spot.她尴尬得呆住了。Flamenco has its roots in Arabic music.弗拉明
12、戈起源于阿拉伯音乐。The idea is deeply rooted in the countryside.这种思想在农村根深蒂固。【用法小结】root n.根部;根源v.翻寻;使生根root for sb/sth 给助威root sb to sth使呆住不动be deeply rooted in有很深的根源take root in/have roots in根源于put down roots/take root 生根the root of the problem 问题的根源【考点运用】“It must be here somewhere/ she said,rooting(root) th
13、rough the suitcase.【例句仿写】(1)她紧张地待在那里。Nervousness rooted her to the spot.(2)游历世界十年之后，她觉得是时候找个地方定居了。After ten years,travelling around the world,she felt it was time to put down roots.Step 团 SummaryRead the following sentences again and judge which one is giving a conclusion(C) and which one is giving
14、a detail(D).And then try to connect them into one possible passage,and you can add proper details to make it perfect.1 .Yuan Longping has devoted all his life to the study of hybrid rice.( )2 .Yuan Longping has been devoted himself to study of hybrid rice to solve the food shortage of the world peop
15、le.()3 .Yuan Longping was convinced that the creation of hybrid rice was how we could boost yields in the fields we had.( )4 .Faced with technical difficulties,Yuan Longping didnt yield to them but developed the first hybrid rice through intense effort.()5 .Yuan Longpings story is made known to ever
16、y family,and it is covered even in English Digest. )Suggested answers:1-5CCDDCYuan Longping has been devoted himself to study of hybrid rice to solve the food shortage of the world people.Faced with technical difficulties,he didnt yield to them but developed the first hybrid rice through intense eff
17、ort.Yuan was convinced that the creation of hybrid rice was how we could boost yields in the fields we had.His story is made known to every family,and it is covered even in English Digest.Step团 PracticeIE.Replace the underlined words with the correct forms of the words from the text.1 .To deal with
18、this crisis,he chose to study agriculture.2 .He is a very good actor and he commits himself to every role that he takes on.3 .Yuan Longping strongly believed that the answer could be found in the creation of hybrid rice.4 .Yuan Longping,through intense effort,solved enormous difficulties and develop
19、ed the first hybrid rice that could be used for farming.5 .This hybrid enabled farmers to increase their output greatly.6 .Students are encouraged to try a variety of free-time activities to reduce the intense stress from studying.0.Complete the news report below with the correct forms of the words
20、and phrases in the box.tackle vision conventional deep down be comprised of reality consumptionA vast underground shelter built during World War 0 has been turned into an urban farmzsupplying supermarkets and restaurants in London.The shelter,which could protect up to 8,000 people from wartime bombs
21、. two large tunnels that were intended to one day become an extension of the London Underground.But that never became 2. and the shelter was left for 70 years.Then businessmen decided to make use of it to grow green vegetables to meet increasing 3. demands.The tunnels are lit with pink LEDs as there
22、 is no natural light 4. below the ground.The vegetables are grown in special liquids instead of the earth that is used as in 5. farming.Many experts share a 6. that this kind of urban farming could help not only in 7 the problem of population growth,but also inadapting to climate change.Suggested an
23、swers:回.l.tackle 2.devotes 3.was (strongly) convinced4.overcame 5.expand 6.leisure5.conventionalS.l.is comprised of 2.real 3.consumption 4.deep down6.vision 7.tackling8 .wa r m 玲.9 .convention 玲10 .grow玲.11 .assume/?.12 .deaden.13 .consumen.14.long-n.15.secure-n.16.strongn.17.salt -18.entire f odv.1
24、9.cloud 玲 20.poorn.21.sun f 22.safe 玲.23 .fogadj.24 .extender?.Suggested answers:1.shortage2.nutritional;nutritious 3.marriage4.depth5.useful 6.width7.convincing; convinced 8.warmth 9.conventional 10.growth 11.assumption12.death13.consumption 14.length15.security16,strength17.salty18.entirely 19.clo
25、udy20.poverty21.sunny22.safety23.foggy24.extensionStep 团 Collocations1. my lifelong pursuit 我毕生的追求2. enormous difficulty 巨大的困难3. work the land 耕种土地4. rice consumption 水稻消费量5. pursue a career 追求事业6. invaluable contribution 宝贵的贡献7. a poor harvest 收成不好8. a life of leisure 一种悠闲的生活9. have a shortage of 缺
26、少10. make a large donation 捐献了很多11. tackle the crisis 解决危机12. fulfil ones dream 实现某人的梦想13. boost yields 增加产量14. at home and abroad 在国内外15. attain a higher yield 获得高产量16. advanced years 高龄17. intense effort 大量的努力18. serve the high demand for sth 满足很高的需求【词汇运用】tackle advanced shortage fulfil lifelong1.
27、1 believe that I have come this far because of my willpower.l am never tired of working,as acting has been my pursuit.I feel honoured to receive so much love from the people of this country.2.The president is clearly in a dilemma about how to the crisis.3.Schools nationwide are experiencing a of tea
28、chers,4.She felt that she had failed to her objectives for the year.5.During his years,he was still devoted to carving.Suggested answers:1. lifelong 2.tackle 3.shortage 4.fulfil 5.advancedStep团 Usages of important words and phrasesIn the following part, well study the usages of the words or phrases.
29、（红色为学 生作答部分）1 .devote .把献（给）;把专用于;专心于【教材回顾】Indeed,his slim but strong body is just like that of millions of Chinese farmers,to whom he has devoted his life.【同义句替换】Indeed,he is just like one of the millions of Chinese farmers with a slim but strong body.And he has given most of his life to them.【语境感知
30、】She devoted herself to her career.她全心全意投入到她的工作中。I can only devote two hours a day to the work.我每天只能花两个小时来工作。He is proud that he has a devoted son who is always taking good care of him and giving enough respect to him.他很骄傲,因为他有个孝顺的儿子总是悉心照顾他并无比尊敬他。【用法小结】devote oneself to sth/be devoted to 把奉献给devote
31、sth to sth 把用 于devoted.挚爱的;忠诚的;全心全意的a devoted son 孝子【近义短语】be lost in陷入状态be applied to专心于;被运用于be engaged in 忙于be occupied with 忙于【考点运用】(l)Completely devoted (devote) to his career,he ignored the development of his son.(2)He devoted so many years to planting trees along the coast that finally he creat
32、ed a wonder which attracted a lot of people coming here for the scene.(3) Applied (apply) to practice,the theory proved to be true.(4) Occupied(occupy) with his work without rest all the yearzhe was in bad condition now.【例句仿写】袁隆平将他毕生的精力都放在了杂交水稻的研究上。Yuan Longping has devoted all his life to the study
33、 of hybrid rice.2.shortage，.不足;缺少;短缺【教材回顾】However,what concerned him most was that farmers often had poor harvests and sometimes even had a serious shortage of food to eat.【同义句替换】However,what made him worried was that the harvest of farmers are poor and sometimes they are short of food to eat.【语境感知】
34、Many people died because of food shortage.很多人饿死了。There is no shortage of things in the town.在镇上啥也不缺。【用法小结】food/water/housing shortage食物/用水/住房短缺【近义短语】be short of缺少【考点运用I had no shortage(short) of partners all night at the dance.【例句仿写】我们政府一直在努力改善住房条件以解决住房短缺这个困扰成千上万百 姓的社会问题。Our government has been tryi
35、ng to improve the housing conditions to solve the housing shortage which has been a great concern of thousands of people.(2)袁隆平一直致力于杂交水稻的研究旨在解决世界人们粮食短缺的难题。Yuan Longping has been devoted himself to study of hybrid rice to solve the food shortage of the world people.3.convince此使相信;使确信;说服【教材回顾】Yuan was
36、 convinced that the answer could be found in the creation of hybrid rice.【同义句替换】Yuan believed that the creation of hybrid rice can solve the problem.【语境感知】You will need to convince them of your enthusiasm for the job.你需要让他们相信你对工作的热情。Ive been trying to convince him to see a doctor.我一直在劝他去看医生。Im convi
37、nced that Im innocent.我相信我是无辜的。Sam nodded but he didnt look convinced.萨姆点点头但是看起来却不是那么信服。She sounded very convincing to me.她的语气听上去很有说服力。【用法小结】convince sb of sth使某人相信某事convince sb to do sth说服某人做某事sb be convinced that.某人相信convincing a令人信服的convinced。力坚信的【近义短语】persuade sb to do sth/into doing sth 说服某人做某事
38、hold a belief/believe that.相信【考点运用】(l)ln class,he gave a convincing(convince) explanation to the question.(2)Her case was convinced(convince) argued.【例句仿写】袁隆平相信杂交水稻的研发就是在现有耕地的基础上提高粮食的产量的唯 一出路。Yuan Longping was convinced that the creation of hybrid rice was how we could boost yields in the fields we
39、had.4 .yield n.产量;产出此出产(作物);产生(收益、效益等)W.屈服;让步【教材回顾】(l)Yuan Longping realised that larger fieldswerenot thesolution.Instead,farmers needed to boost yields in the fields they had.(2)0ne characteristic of hybrids is that they usually attain a higher yield than conventional crops.【同义句替换】(l)Yuan Longping
40、 realised that it could not solve the problem only by increasing the crops output.(2)lt is typical of hybrids to harvest a higher output than the traditional crops.【语境感知】This will give a yield of 10% on your investment.这会给你的投资带来10%的利润。The research has yielded useful information.这项研究提供了有效的信息。He reluc
41、tantly yielded to their demands.他勉强地同意了他们的要求。I yielded to temptation and had a chocolate bar.我经不住诱惑，吃了 一大块巧克力。【用法小结】yield sth出产;产生(收益、效益等)yield to sth/sb向某人/物屈服boost yields增加产量【近义短语】give way to sb/give in to sb/submit to sb 向某人屈月艮【考点运用】She sank onto the yielding(yield) cushions of the couch.【例句仿写】面临
42、技术难题，袁隆平并没有向困难低头，而是在不断地努力下研发出了第一 批杂交水稻。Faced with technical difficulties,Yuan Longping didnt yield to them but developed the first hybrid rice through intense effort.5 .digest vt. &vi.消化此领会;领悟,.摘要;文摘【教材回顾】This affects the crops grown on the land,in turn,the animals and humans who digest them.【同义句替换】
43、This has an influence on the crops grown on the landjn turn,on the animals and humans who live on them.【语境感知】Humans cannot digest plants such as grass.You should allow a little time after a meal for the food to digest.He paused,waiting for her to digest the information.He likes the magazine English Digest very much.【近义短语】have a good knowledge of 精通;掌握make out领悟;明白pick up on sth领悟,意会,意识到【考点运用】(l)He failed tp digest(digest) the humour in his remark.(2)The article is well worth digesting(digest) slowly after class.【例句仿写】袁隆平的故事真是家喻户晓,连英语文摘都对他进行过报道。