新教材2022届新高考英语外研版一轮复习课件：选择性必修 第三册 UNIT 5　LEARNING FROM NATURE .ppt

1、Unit 5Learning from natureStep 1 诵读经典渗透文化意识.细品味经典文章Sustainable development is defined as balancing the fulfillment of human needs with the protection of the natural environment so that these needs can be met not only in the present,but in the indefinite future.The linkage between environment and dev

2、elopment was first made in 1980,when the International Union for the Conservation of Nature published the World Conservation Strategy and usedthe term“sustainable development.”The concept came into general usage following the publication of the 1987 report of the Brundtland Commissionformally,the Wo

3、rld Commission on Environment and Development.Set up by the United Nations General Assembly,the Brundtland Commission coined what was to become the most often-quoted definition of sustainable development as development that“meets the needs of the present generation without compromising the ability o

4、f future generations to meet their own needs.”The field of sustainable development can be conceptually broken into four constituent parts:environmental sustainability,economic sustainability,social sustainability and political sustainability.按要求完成任务1.写出文章中表示可持续发展的单词和短语。_2.How to understand the defin

5、ition of sustainable development?_ balancing,natural environment,future generations,environmental,economic,social,political,sustainabilityIt means that we should not only develop for our generation,but also leaveroom for the development of future generations.Step 2 固本强基锻造语言能力.重点词汇1.employ v.使用,运用【典型

6、例句】The police had to employ force to break up the crowd.警察不得不使用武力驱散人群。【词块必记】employ sb.to do sth.雇用某人做某事employ sb.for sth.因为某事雇用某人employ/hire sb.as.(=take on sb.as.)聘某人做fire/dismiss sb.解雇某人employ oneself in doing sth.(=be employed in doing sth.=be busy in doing sth.=be engaged in doing sth.)忙于做某事【语境速

7、测】单句语法填空We employ her _an adviser.The children were employed _weeding the garden.Many of its _(employ)are women.asinemployees完成句子You could _better.你可以把你的业余时间利用得更好些。_deserves the collective attention of society as a whole.失业现象值得全社会共同关注。Different artists _.不同的画家会使用不同的绘画技巧。employ your spare timeThe phe

8、nomenon of unemploymentemploy different painting techniques【构词法】employee n.雇工,雇员;employer n.雇主,雇用者;employment n.雇用;unemployment n.失业,失业人数【写作金句】The boss has employed a steam engine to crack a nut:four men now are doing the same thing,although one person can finish it from start to finish.这个老板是在大材小用。现

9、在是四个人在做同一件事情,尽管一个人就能从头到尾地做完它。2.attain v.得到;获得;实现;达到【典型例句】Im determined to attain my purpose at any cost.我决心不惜任何代价达到目的。【词块必记】attain to达到;获得attain to power得到权力attain long-term prosperity实现长期的繁荣attain ones aim达到某人的目的attain the opposite shore到达对岸【误区释疑】attain侧重指在抱负或雄心的激励下。achieve侧重为达到目的所需要的技巧、忍耐和努力。【语境速测

10、】单句语法填空The country _(attain)its independence in 1972.He tried in vain to attain _fame.完成句子We can _we set in our mind.我们设定了什么目标,就能实现什么目标。She _of becoming a pilot.她实现了成为一个飞行员的志向。Most of our students _in their exams.我们中的大多数学生考试成绩都是五个“A”。attainedtoattain whatever goalattained her ambitionattained five“A

11、”grades3.withdraw v.退出;撤回;撤退;提款【典型例句】In view of members reservation and request for further information,the Administration agreed to withdraw the item.鉴于委员有所保留,并要求提供进一步资料,政府当局同意撤回该项目。【词块必记】withdraw from离开/退出withdraw sb./sth.from sth.(使)撤回,撤离;退出withdraw sth.(from sth.)停止提供;不再给予【名师点津】withdraw用作及物动词时,接

12、名词或代词作宾语;用作不及物动词时,常与介词from,to连用。withdraw的过去式是withdrew,过去分词是withdrawn。【语境速测】完成句子He wanted to _.他想从客人名单中撤回自己的名字。Id like to _.我想从我账户中取出一些钱。Bills parents _.比尔的父母亲让比尔退了学。He _the race.他让他的马退出了比赛。withdraw his name from the guest listwithdraw some money from my accountwithdrew him from schoolwithdrew his ho

13、rse fromId like to _from my savings account and put it in my cheque account.我想从我的储蓄账户上提取1000美元转到支票账户上。withdraw 1,000 dollars4.resign v.使自己顺从于(做)某事;安于【典型例句】He has resigned himself to the fact that he will lose the job.他已经接受他将要失去这份工作的现实。【词块必记】resign oneself to使听从于resign ones office/position/post辞职resi

14、gn as sth.辞去某职务resign from the job辞职resign oneself to ones fate听天由命【语境速测】单句语法填空The team refused to resign themselves _being defeated.Have you heard of her intention _(resign)?He was forced to resign his position _headmaster of the school because of ill health.She decided to resign _(she)to the failu

15、re.【写作金句】I finally resigned myself to going to Mexico even though I didnt want to.我最终还是接受现实去了墨西哥,尽管我本来不想去。toto resignasherself.核心短语5.take.for granted 认为理所当然【典型例句】Sorry!I just took it for granted that youd want to come.抱歉,我以为你会想来。【词块必记】take sth.for granted“认为理所当然/是必然的”或“(因为视作当然而)对不予重视”。此结构,常用it作形式宾语,

16、而真正的宾语由that引导放在句尾。【熟词生义】granted与granting意思相同,作连接词引导从句,都表示“假定”。【语境速测】完成句子Im tired of my husband _.我已经厌倦了丈夫对我的轻视。I _you have read this book.我认为你一定读过这本书。_,he may not keep his promise.假定他这么说了,他也未必会守承诺。taking me for grantedtake it for granted thatGranted/Granting/Supposing/Given that he said so6.in retur

17、n for作为的报酬;替换【典型例句】I gave him some books in return for his assistance.我给了他一些书,作为对他所提供帮助的回报。【词块必记】return to.from.从返回到return sb.sth.(return sth.to sb.)归还某人东西a return ticket一张往返车票【语境速测】单句语法填空She sent him a birthday card and _return for this he gave her some roses.When did she return home _the trip?He w

18、ent out to buy one return ticket _London.If the company is dissatisfied with my performance in return _money paid,it has power to remove me.infromtofor.经典句式7.Creating buildings such as these enables us to live in closer harmony with our environment.创造这样的建筑能够使我们与环境更进一步和谐相处。【句型公式】非谓语动词作主语:动名词和动词不定式均可用

19、作主语。(1)动名词作主语表示泛指或一般的抽象的概念。不定式作主语常表示具体的某一动作。(2)动名词和不定式短语作主语时,为了保持句子的平衡,避免头重脚轻,经常用it来作形式主语,把真正的主语后置。(3)在“There/It+be+no use(good/help/need)”之后常用动名词作主语,但是如果该句型中用了for/of引出不定式的逻辑主语,就只能用不定式。【语境速测】单句语法填空_(walk)is a good form of exercise for both young and old.It is not easy _(learn)English well.It is no u

20、se _(ask)him for help._is no use crying over the spilt milk.There is no good _us to do that exercise.完成句子Is _good for your health?做早操对你的健康有好处吗?Walkingto learnaskingIt/Therefordoing morning exercises【备选要点】1.reject v.冷落;嫌弃;厌弃;拒绝;丢弃;排斥【典型例句】He was afraid she would reject him because he was a foreigner.

21、他担心她会因为他是外国人而拒绝他。【词块必记】reject an appeal驳回上诉reject for poor health因体质太差而遭拒绝reject sb.s help拒绝某人的帮助【误区释疑】reject多指由于某物、某事或某行为不能让人满意而被当面直截了当地拒绝。refuse语气较重,指态度坚决,肯定无疑的拒绝。deny指坚决地拒绝接受、给予或承认。【语境速测】完成句子He _.他拒绝了他们给他提供的工作。After the transplant his body _.他的身体对新移植的心脏产生了排斥作用。He _of settling in England.他抛弃了在英国定居

22、的想法。The supermarket _.超市丢弃了所有的烂苹果。rejected their offer of a jobrejected the new heartrejected the idearejected all spotted apples【写作金句】If someone rejects you out of hand as their friend just because of what you believe in,then that person wasnt a real friend to begin with.如果某人仅仅是因为你的信仰而拒绝和你交朋友,那这个人就

23、不必交。2.reaction to对的反应【典型例句】Their reaction to the joke is to laugh.他们对这个笑话的反应是笑。【词块必记】cause reaction引起反应reaction from来自的反应reaction of的反应【语境速测】单句语法填空Her arrest produced an immediate reaction _the press.The popularity of these old-fashioned views reflects a reaction _the permissiveness(放任)of the 1960s.

24、His reaction _swiftness surprised us.fromagainstof3.convert.into 把转化/兑换为【典型例句】The old barn we bought to convert into flats was practically tumbling down.那个我们买下想改建成公寓的旧谷仓,实际上已经快塌了。【词块必记】convert from(使)转变,转化,转换convert into/to把转换成,可转变为;可变换成convert back to还原到【语境速测】单句语法填空All the bank money _(convert)into

25、 cash.A poet is one who can convert ordinary words _a meaningful and effective piece of writing.完成句子The solar cell can _.太阳能电池能把阳光的能量转换成电能。was convertedintoconvert the energy of sunlight into electric energy4.seek solutions to寻求解决办法【典型例句】The government had received many requests from the road users

26、to seek solutions tothe serious traffic jam.政府收到许多道路使用者关于解决严重交通堵塞问题的要求。【词块必记】seek after寻求,追求seek for sth.寻求,探求seek sth.from sth.从中寻找/找到seek into sth.仔细检查seek sb./sth.out挑选出;物色【语境速测】单句语法填空We determine to seek solutions _the problems.He is seeking _wealth and power.For over 100 years,men have sought _

27、gold in the hills.The police have no right to seek _the lives of ordinary citizens without just cause.The tourists sought _a shady spot where they sat down and rested.toafterforintoout【写作金句】I felt trapped in such a small town,where opportunities were very scarce for young people,so as soon as I turn

28、ed 18,I packed up my belongings and moved to New York City to seek my fortune.我感觉我被困在这个小城镇里,在这里对于年轻人来说机会很少,所以我一到18岁就收拾我的行装搬去了纽约市,去寻找我的出路。5.respond to响应;对起反应【典型例句】He responded to my suggestion with a laugh.他对我的提议报之一笑。【词块必记】respond to a question回答问题respond to the call响应号召respond to a letter回复一封信respon

29、d to drugs对药物的反应in response to回答;回应make/give no response to没作答复【语境速测】完成句子For what it is worth,I think China is actually quite well placed to _ _(响应挑战)of an aging population.He made/gave _my question.他对我的问题没作答复。He opened the door _.他一听到敲门声就把门打开了。respond to thechallengesno response toin response to a

30、knock6.In fact,we are so used to them that we may even take them for granted without realising how much inspiration they have given us.实际上,我们对它们太习惯了,以至于我们会把它们当成理所当然,没有意识到它们给我们带来了多少灵感。【句型公式】非谓语动词作宾语:不定式和动名词都可以作宾语(动词(短语)或介词的宾语)。我们不妨利用下面的口诀记住哪些动词(短语)后只能接动名词或动词不定式作宾语:(1)只能接动名词作宾语的动词(短语)口诀:建议抵抗享受(suggest

31、,advise,resist,enjoy),考虑承认冒险(consider,admit,risk),避免推迟实践(avoid,delay,practise),期待成功完成(look forward to,succeed in,finish);(2)只能接不定式作宾语的动词口诀:同意提出做计划(agree,offer,plan),要求答应来帮忙(demand,ask,promise,help),准备决定遭拒绝(prepare,decide,refuse),敢于选择有希望(dare,choose,wish,hope,want,expect),不能做到莫假装(fail,pretend),设法做成决心

32、强(manage,determine)。【语境速测】单句语法填空I had great difficulty _(find)the suitable food on the menu in that restaurant.I like _(listen)to music,but today I dont like to.David refused _(accept)my invitation.The patient required _(examine).I dont know how _(deal)with this kind of matter.findinglisteningto acc

33、eptto be examined/examiningto deal句式升级(把作宾语的不定式变为从句)She pretends to pay the bill.She pretends _.The old man pretends to be sleeping in the room.The old man pretends _.that she will pay the billthat he is sleeping in the room7.My idea is to rent a bicycle.我的想法是租一辆自行车。【句型公式】(1)非谓语动词作表语:不定式,动词的过去分词和动词-

34、ing形式都可以作表语;(2)不定式有一般式(to do/to be done)、进行式(to be doing)、完成式(to have done/to have been done)和完成进行式(to have been doing);(3)动词-ing形式有一般式(doing/being done)和完成式(having done/having been done);(4)过去分词只有一种形式(done)。过去分词作表语主语通常是人,表示人的情感变化(如excited兴奋的);现在分词作表语主语往往是事物,表示该事物“令人怎么样”(如exciting令人兴奋的)。【语境速测】单句语法填空

35、Johnsons desire is _(be)an astronaut.The music they are playing sounds _(excite).完成句子Our plan is _.我们的计划是让这件事成为秘密。to beexcitingto keep the affair secret句式升级Harrison happened to be sleeping in the room.碰巧当时哈里森正在屋里睡觉。(变为复合句)_.It happened that Harrison was sleeping in the roomStep 3 强化检测提升学习能力.单句语法填空1.

36、(2020全国卷)In another,_(employ)were shown to be 15%more productive when their workplaces were decorated with houseplants.2.(2020全国卷)Discover William Wordsworths _(inspiration)home.3.(2019江苏高考)Chris and Tim offered us the answer:human beings took it _ granted that their brains held all the solutions,bu

37、t maybe their hearts can be a better guide.4.(2019北京高考)By the time these _(solution)become widely available,scammers will have moved onto cleverer means.employeesinspirationalforsolutions5.(2018北京高考)Understanding these reasons will control our own anger if we are willing _(evaluate)ourselves with a

38、critical eye.to evaluate.完成句子1.He _his mother will help him every time he is in trouble.他认为在他每次陷入麻烦的时候,他的妈妈会理所当然地帮助他。2.It will rally the heads of states from around the continent to _(寻求解决办法)challenges in the plans drawn by the African Union(AU),which many people do not see as inclusive enough.3.His

39、 manner was so bright and pleasant that Arthur _.他的态度这样爽朗愉快,亚瑟立刻觉得和他在一起没有什么拘束。takes it for granted thatseek solutions tofelt at ease with him at once4._,he gave me the only fee I ever received for legal advice in the Elm Street Diner,a raffle ticket.为了回报我精明的建议,他给了我一张兑奖券,这是我在Elm街餐馆里得到过的唯一一笔律师咨询费。5.Co

40、uld I ask for _which is related to us all?我能问一下您对这个关系到我们每个人的政策有什么反应吗?In return for my wise suggestionyour reaction to this policy.语法填空(黑体词为本单元重点词汇)As a city and regional planner by training,to compare with the rural area,I have been alarmed at the tendency to blame urban density(密度)as a primary wron

41、gdoer for New York Citys 1._(relative)severe initial COVID-19 outbreak.An epidemiologist 2._Stanford,a professor of infectious diseases at the University of California identified density as the enemy in a pandemic in the US by making disputable comparisons between COVID-19 statistics in New York and

42、relativelyfromLos Angeles.However,statistical analysis does not show a consistent 3._(connect)between big-city density and COVID-19 impacts.One only needs to look at cities like Hong Kong,Seoul,and Singapore to see that New Yorks predicament is the result of many 4._(much)significant factors than ur

43、ban density.Those other factors,such as inequality and lack of public health infrastructure,have been well documented elsewhere.connectionmoreDensity is not the problem,5._L.V.Anderson points out when 6._(discuss)the resilience(适应力)of cities in a post-COVID-19 world.Crowding is the problem,and“reall

44、ocating outdoor space is the city planners secret weapon”Bruce Schaller,a New York City transportation consultant,distills this same superb argument very well in his essay 7._(entitle)Density Isnt Easy.But Its aNecessity:“The question is not whether we need cities and density.The question is whether

45、 we have the vision,commitment,and courage to make our cities just,8._(afford),and sustainable as well as dense,creative,and diverse.”I take it for granted that what he said is right.asdiscussingentitledaffordable Urban density,of course,has advantages.Its the key to being able to offer access to sh

46、ared comforts,including parks,trails,and other recreational open spaces.In facing a pandemic like COVID-19,the lesson here should not be becoming anti-density.The parks of this era were specifically designed to avoid crowding and were intended to foster“a temperate,good-natured,and healthy state of

47、mind.”Parks are a fundamental part of the citys social infrastructure,9._also includes community centers,libraries,and hospitals.We can seek solutions towhichmaking cities better in a post-COVID-19 world,here are four salient action items we can take 10._(promote)nature in cities,reduce crowding,and

48、 improve urban densitys natural advantages to foster economic resilience and efficiency.to promote【易错误区】第5题考生容易误填。(1)误导原因:没有明确这里的句子结构和语境意义。(2)去伪存真:此处是由as引导的非限制性定语从句,as在定语从句中作宾语,句子意思是“正如L.V.Anderson所指出的”。直击高考培养思维品质.话题与阅读理解(2020全国卷阅读理解D)The connection between people and plants has long been the subjec

49、t of scientific research.Recent studies have found positive effects.A study conducted in Youngstown,Ohio,for example,discovered that greener areas of the city experienced less crime.In another,employees were shown to be 15%more productive when their workplaces were decorated with houseplants.The eng

50、ineers at the Massachusetts Institute of Technology(MIT)have taken it a step furtherchanging the actual composition of plants in order to get them to perform diverse,even unusual functions.These include plants that have sensors printed onto their leaves to show when theyre short of water and a plant

51、 that can detect harmful chemicals in groundwater.“Were thinking about how we can engineer plants to replace functions of the things that we use every day,”explained Michael Strano,a professor of chemical engineering at MIT.One of his latest projects has been to make plants glow(发光)in experiments us

52、ing some common vegetables.Stranos team found that they could create a faint light for three-and-a-half hours.The light,about one-thousandth of the amount needed to read by,is just a start.The technology,Strano said,could one day be used to light the rooms or even to turn trees into self-powered str

53、eet lamps.In the future,the team hopes to develop a version of the technology that can be sprayed onto plant leaves in a one-off treatment that would last the plants lifetime.The engineers are also trying to develop an on and off“switch”where the glow would fade when exposed to daylight.Lighting acc

54、ounts for about 7%of the total electricity consumed in the US.Since lighting is often far removed from the power source(电源)such as the distance from a power plant to street lamps on a remote highway a lot of energy is lost during transmission(传输).Glowing plants could reduce this distance and therefo

55、re help save energy.【文章大意】本文是一篇新闻报道。文章介绍了科学家运用高科技改造绿色植物从而达到节能减排的科学探索。1.What is the first paragraph mainly about?A.A new study of different plants.B.A big fall in crime rates.C.Employees from various workplaces.D.Benefits from green plants.【解析】选D。段落大意题。根据第一段最后两句“例如,在俄亥俄州扬斯敦进行的一项研究发现,城市绿化较好的地区犯罪率较低。在另

56、一项研究中发现,员工的工作场所被室内植物装饰后,他们的工作效率会提高15%。”可知,本段主要介绍绿色植物的益处。故选D。2.What is the function of the sensors printed on plant leaves by MIT engineers?A.To detect plants lack of water.B.To change compositions of plants.C.To make the life of plants longer.D.To test chemicals in plants.【解析】选A。细节理解题。根据第二段第二句“其中包括在

57、叶子上印上传感器以显示植物的缺水情况,还可以检测地下水中的有害化学物质。”可知选A。3.What can we expect of the glowing plants in the future?A.They will speed up energy production.B.They may transmit electricity to the home.C.They might help reduce energy consumption.D.They could take the place of power plants.【解析】选C。推理判断题。根据最后一段最后一句“发光的植物可

58、以缩短这个距离,从而帮助节约能源。”可知这种发光的植物在将来可能会有助于节约能源。4.Which of the following can be the best title for the text?A.Can we grow more glowing plants?B.How do we live with glowing plants?C.Could glowing plants replace lamps?D.How are glowing plants made pollution-free?【解析】选C。标题归纳题。文章主要介绍了麻省理工学院的科研团队的一项研究:利用特殊的装置让植

59、物发光来照亮房间或把树变成会发光的路灯,以此来节约和利用能源。故“发光的植物能代替灯吗?”为最佳标题。【难句剖析】In the future,the team hopes to develop a version of the technology that can be sprayed onto plant leaves in a one-off treatment that would last the plants lifetime.分析:本句主干为the team hopes to develop a version of the technology,其中第一个that引导定语从句,

60、修饰先行词technology,在从句中作主语;第二个that引导定语从句,修饰先行词treatment。翻译:未来,该团队希望能开发出一种可以一次性喷洒到植物叶子上就能延长植物寿命的技术。【微技能点拨】新闻报道讲实话,语言简明不繁杂,导语在首概要说,主体详说结语闸。新闻报道类文章的基本结构是:标题(有的也没有标题)、导语、主体、背景、结语。标题的特点是准确、凝练、新颖、醒目。导语就是消息的第一句话或第一段话,以凝练简明的语言,概括新闻的主要内容或事实,鲜明地揭示新闻的中心。主体对新闻的导语进行展开补充,是新闻的躯干。结语就是新闻最后一句话或一段话,往往对全文进行概括总结,有的也会用带有启发性

61、的语言作总结,可对发展趋势做预测,或提出值得深思的问题。本文就是一篇新闻报道,首句就提出了人与植物的联系,确定了要说明的主旨。结合文章的主体内容可知,本文主要介绍了麻省理工学院的科研团队的一项研究:利用特殊的装置让植物发光来照亮房间或把树变成会发光的路灯,以此来节约和利用能源。文章的最后一句像大坝的水闸突然关闭一样,戛然而止作了总结:发光植物能够缩短能源输送距离,所以有助于节省能源。【语用提能】话题词汇account for占,technology 技术,glow发光,create创造,light照亮,houseplants室内植物,discover发现,employees 员工,produc

62、tive有成效的,connection联系,plants植物短语scientific research科学研究,positive effects积极影响,be decorated with用装饰,harmful chemicals有害的化学品,turn.into.把变成,power plant发电厂【微完形填空】The connection between people and plants has long been the subject of scientific research.Recent studies have found 1effects.A study conducted

63、in Youngstown,Ohio,for example,discovered that greener areas of the city experienced less crime.In another,employees were shown to be 15%more productive when their workplaces were 2with houseplants.The engineers at the Massachusetts Institute of Technology(MIT)have taken it a step furtherchanging th

64、e actual composition of plants in order to get them to perform diverse,even unusual functions.One of his 3projects has been to make plants glow(发光)in experiments using some common vegetables.Stranos team found that they could create a faint light for three-and-a-half hours.The technology,Strano said

65、,could one day be used to light the rooms or even to turn trees into self-powered street 4.Lighting5about 7%of the total electricity consumed in the US.Since lighting is often far removed from the power source(电源)such as the distance from a power plant to street lamps on a remote highway a lot of en

66、ergy is lost during transmission(传输).Glowing plants could reduce this distance and therefore help save energy.1.A.possibleB.positiveC.negativeD.important【解析】选B。最近研究发现植物对人们的生活有积极的影响。从空格的后文可以得出答案,植物发光为人们提供方便。2.A.decoratedB.filledC.coveredD.piled【解析】选A。这里指工作场所有室内植物装饰。3.A.leastB.nextC.lastD.latest【解析】选D

67、。这里指最新的研究项目。4.A.walkersB.polesC.lampsD.trees【解析】选C。植物发光当然可以充当路灯。5.A.looks forB.pays forC.answers forD.accounts for【解析】选D。account for表示“占多少数量、比例”。.话题与写作 假如你是李华,请你给非洲朋友Akaranga 写封邮件,介绍一下你们搞有机农业的情况,要点如下:1.什么是有机农业:新型农业,安全有营养;2.有机农业的优缺点:优点:对环境有益;土壤肥沃;缺点:有细菌污染的风险;产量较低。3.你们的成就:扩展区域。注意:1.词数:80个左右;2.尽可能使用本单元

68、知识点;3.可适当增加细节,以使行文连贯。Step 1 要点写作 根据汉语提示补全句子我们正集中种植有机食物。We are _planting organic food.有机食物不仅安全而且有营养。Organic food is _safe _(also)nutritional.它有使食物被细菌污染的危险,产量将会减少。It risks polluting food with bacteria and the output _.focusing onnot onlybutwill be reduced自从被引进以来,我们已经把有机食物的种植区域扩大到很多省,我们对有机食物很满意。We _the

69、 organic planting area to many provinces since it was introduced and we _.我们相信它会带来人与自然之间更和谐的关系。We believe that it will _between man and nature.have expandedare very satisfied with itlead to a more harmonious relationshipStep 2 句式升级用定语从句提升句、_.We are focusing on planting organic food,which is not only

70、 safe but(also)nutritionalStep 3 妙笔成篇 运用关联词串连以上句子_ _【参考范文】Dear Akaranga,Im glad to tell you that we are focusing on planting organic food,which is not only safe but(also)nutritional.Organic farming is a new system of growing cropsin a way free from any chemicals.It relies on fertilizers of organic o

71、rigin which are friendly to the environment and the soil will gradually become fertile and lasting.But on the other hand,it risks polluting food with bacteria and the output will be reduced.We have expanded the organic planting area to many provinces since it was introduced and we are very satisfied with it.We believe that it will lead to a more harmonious relationship between man and nature.Yours,Li Hua