Unit5 Reading for Writingppt课件-(2022新)人教版高中英语选择性必修第一册.pptx

1、Reading for WritingChemical Versus Organic FarmingIt is fertilizer. What is the substance we put on the soil to make crops grow?Pre-readingAChemical fertilizersWhat kind of fertilizers do farmers use?BNatural fertilizersNatural waste from animals and dead plantsWhat kind of fertilizers do farmers us

2、e?Its a product of organic farming.AIts a product of chemical farming.Borganic farmingchemical farmingorganic farmingorganic farmingchemical farmingorganic farmingMake a judgement: which is chemical farming and which is organic farming.BNow, which one do you prefer?A1. In my eyes/ In my opinion From

3、 my point of view My view/ opinion is that .2. Id prefer . Id rather .Do you usually eat organic food? Do you think organic food are more healthy?ThinkdiscussOrganic Farming Chemical pesticides and artificial fertilisers have been in widespread use in farming. _ Pesticides can damage the land by kil

4、ling only harmful bacteria and insects. _ Organic farmers focus on keeping their soil rich and free of disease through natural means. _ The goal of using different organic farming methods is to grow good food while avoiding damage to the environment or to peoples health. _TTFTTask 1. True or falseno

5、t only.but also helpful ones1 Why did many farmers welcome the introduction of chemical farming? Many farmers welcomed them as a great way to fight crop diseases and increase production.2 What concerns many people about the use of pesticides? Their long-term use can sometimes harm both the land and

6、peoples health.3 What is one problem with the use of chemical fertilisers? Crops grown with them usually grow too fast to be rich in nutrition.ReadanswerReadanswer4 How is organic farming different from chemical farming? Organic farming is simply farming without using any chemicals. Organic farmers

7、focus on keeping their soil rich and free of diseases through natural means.5 Why do organic farmers change the kind of crop grown in a field every year? Different crops are grown because they put important minerals back into the ground, making it ready for the next batch of crops. C Organic methods

8、 for producing rich soil D The problems with chemical farmingPara. 1-2Para. 3Para. 4Para. 5Readmatch A What organic farming is B Why man-made chemicals are still used in farmingparagraphmain ideadetail1-2DPesticides can kill helpful_Some pesticides have been_because of the _Crops grown with chemical

9、 fertilisers usually _ to be full of_3AMany organic farmers use _ as fertiliser.bacteria and insectsnutritionnatural waste from animalsprohibitedthe demage they cause to people and environment grow too fast4CThey often _ grown in each field _They also plant crops that use _ of the soil to help keep

10、it rich.5BOrganic farming is now nowhere near able to meet high_change the kind of cropto produce rich soildiverse depthdemand for foodQuestion: Why cant we stop the use of man-made chemicals in agriculture entirely? A. Organic farming cost us a lot of money. B. Organic farming can meet peoples need

11、. C. Chemical farming brought us huge profit. D. Chemical farming helps serve the need for food. Writing Write an argumentative essay 正反观点类议论文正反观点类议论文写作素养读写结合正反观点类议论文针对一些社会热门话题或贴近生活的话题展开讨论，并表明自己的看法和观点。此类文章一般结构如下：第一部分：提出论点或一个问题。第二部分：主体。论点提出后，我们就要根据汉语提示部分提供的事实，摆出正反双方的论据进行分析、论证，使论点得到足够的支持。因此，描述正反双方时常用S

12、ome .however (while，but) some .；引入论据时常用表示递进关系的过渡词besides，also，even，whats more，too，in addition 等，也用表示列举的firstly，secondly，thirdly，on the one hand，on the other hand 等。【常用表达】【常用表达】1常用的开头方式常用的开头方式(1) Opinions vary on this topic.(2) Different men usually see the same subject in different lights.(3) Differ

13、ent people hold different opinions/views.(4) Opinions are divided on this topic.(5) Opinions fall mainly into two groups.(6) People have taken/adopted different attitudes towards .2表达不同观点表达不同观点(1) .of them hold the opinion that .(2) .of them are in favor of the idea that .(3) People who are for/agai

14、nst the idea think .(4) Some people believe that .Others argue that .3不同观点之间的衔接不同观点之间的衔接(1) However，.of them hold a different view./ .of them hold the opposite opinion.(2) People who are against it dont think so.(3) As the saying goes，every coin has two sides.And the same is true for this topic.(4)

15、Different from those .，.people think .(5) On the other hand，.people object that .4谈论自己的看法谈论自己的看法(1)When it comes to me，.(2)While many advocate .，I believe its a better idea to .(3)As far as I am concerned，.(4)I think it is universally acknowledged that . Write an argumentative essay giving your opin

16、ion on chemical or organic farming.假如你是李华，你班就化学农业和有机农业进行了讨论，请写一篇假如你是李华，你班就化学农业和有机农业进行了讨论，请写一篇文章阐述一下你的观点。内容包括：文章阐述一下你的观点。内容包括：1.有机农产品更健康，让人放心；有机农产品更健康，让人放心；2.有机农耕对环境不造成破坏；有机农耕对环境不造成破坏；3.有机农耕让农民增加收入。有机农耕让农民增加收入。注意：词数注意：词数80左右。左右。参考词汇：参考词汇：pesticide residues农药残留农药残留写 作 训 练弄清文络 写作妙笔生花 明确体裁话题确定时态人称 布局文章架

17、构 列出核心要点 Write an argumentative essay.开头：介绍农业发展概况和有机农业的出现。展开论述：分层次介绍化学农业和有机农业的区别，有机农业的优势。结尾：总结观点，提出建议。支持有机农业文体：议论文以现在时为主、兼顾过去时、将来时；第一、三人称1.化学农业的缺点。2.有机农业的优点，人们对健康的重视和选择有机农业的理由。核心核心词汇词汇1.有机有机农耕农耕_2.土壤土壤状况状况_3.收入收入_4.喷洒喷洒_ 5. 农药残留农药残留 _.organic farmingthe condition of the soilincomespray遣词造句pesticide

18、residues 连词成句连词成句1.在有机耕作过程中，禁止农民往作物上喷洒化学杀虫剂，所以作物上在有机耕作过程中，禁止农民往作物上喷洒化学杀虫剂，所以作物上没有农药残留。没有农药残留。_2.他们在耕作过程中使用的是动物粪便，这对于改善土壤状况很有益处。他们在耕作过程中使用的是动物粪便，这对于改善土壤状况很有益处。_In organic farming，farmers are forbidden to spray chemical pesticides on the plants，so pesticide residues wont be left on them.They use natur

19、al waste from animals and this will be good for improving the condition of the soil.3.随着越来越多的人十分关注自己的健康，人们往往在购物时选择有机水随着越来越多的人十分关注自己的健康，人们往往在购物时选择有机水果和蔬菜，尽管价格有点高。果和蔬菜，尽管价格有点高。(as；though)_As more and more people care about their health most，people tend to buy organic fruit and vegetables when they are

20、 shopping in stores，though the prices are high.连句成连句成篇篇用适当的过渡词语，把以上词汇和句式，再加上联想用适当的过渡词语，把以上词汇和句式，再加上联想内容，组成一篇内容，组成一篇80词左右的英语短文。词左右的英语短文。参考范文参考范文As far as Im concerned，organic farming is preferable to chemical farming.Here are some reasons.Firstly，in organic farming，farmers are forbidden to spray chem

21、ical pesticides on the plants，so there are no pesticide residues left on them.Secondly, farmers use natural waste from animals，which will be good for improving the condition of the soil.Thirdly，organic farming can increase the farmers income.With more and more people caring most about their health，they tend to buy organic fruit and vegetables when they are shopping in stores，despite the high prices of these products.All in all，Im in favour of organic farming.I hope more and more farmers will turn to organic farming in the future.