1、Unit 2 Working the landSection Learning about Language&Using Language练读文 记词汇 学翻译1 教材助读通语篇 学理解 重分析2 语篇理解Read the text carefully and choose the best answer.1From the passage,we can see organic farmers are those who.Agrow crops with chemical fertilizersBgrow crops with natural fertilizersCproduce organ
2、ic fertilizersDcare for the environment2From the fourth paragraph,we know that.Aits not good to plant grass between cropsBpeanuts use the surface of soilCpeas and soybeans should be grown together with corn and wheatDvegetables that put down deep roots are harmful to the soil3Farmersso that the soil
3、 may not get exhausted.Agrow the same crops year after yearBuse natural fertilizersCchange crops every few yearsDuse chemical fertilizers4How many ways do the organic farmers have to keep their soil fertile and healthy?A3.B4.C5.D6.答案：14 BBCB记单词 记短语 记句型3 基础梳理记住新知识重点词汇基础词汇1._ n细菌2._ n害虫；害兽；害鸟3._ n营养；滋
4、养；食物4._ n焦点；中心点 vt.集中；聚焦5._ n土壤6._ vt.减少；减缩7._ n根；根源bacteria pest nutrition focus soil reduce root 记住新知识重点词汇基础词汇8._ vt.浏览；略读9._ vt.画底线标出；强调10._ n评论；议论 vi.&vt.表达意见；作出评论skim underline comment 记住新知识重点词汇拓展词汇11._ vt.使迷惑；使为难confused adj.困惑的；烦恼的confusing adj.令人困惑的confusion n困惑；混乱12._ vt.遗憾；惋惜 n遗憾；懊悔regretf
5、ul adj.遗憾的；后悔的regretfully adv.遗憾地；痛惜地13._ adj.化学的；关于化学的chemistry n化学confuse regret chemical 记住新知识重点词汇拓展词汇14._ n矿物；矿石mine n矿；矿山15._ n生产；制造produce vt.生产；制造producer n生产者；制片人16._ n 发 现；发 觉 discover vt.发 现discoverer n发现者17._ n总结；摘要；概要summarize vt.总结；概括mineral production discovery summary 重点短语1._给造成损害2_将洗
6、掉；洗净3_逐渐增强；建立；开发4_导致；造成(后果)；通向5_集中(注意力、精力等)于6_使免受(影响、伤害等)；使不含(有害物)7_另外8_转向；向求助9_每(隔)几年cause damage to wash off build up lead to focus on keep.free from/of in addition turn to every few years 重点句型1.have been finding 为现在完成进行时Recently,however,_(科学家发现)that long-term use of these fertilizers can cause da
7、mage to the land and,even more dangerous,to peoples health.2too.to.“太而不能”In addition,fruit,vegetables and other food grown with chemical fertilizers usually _(生长得过快而营养不足)scientists have been finding grow too fast to be full ofmuch nutrition 重点句型3现在分词短语作结果状语Crops such as peas or soybeans put importan
8、t minerals back into the soil,_(使之适宜于)crops such as wheat or corn that need rich and fertile soil.making it ready for 联想微空间“评论”名词知多少comment 评论；议论remark 评论review 回顾；复习；评论criticism 批评statement 声明；陈述announcement 声明；通告联想微空间“集中注意力”聚焦focus on 集中注意力于be absorbed in 全神贯注于pay attention to 注意concentrate on 集中精
9、力于联想微空间“free”短语荟萃keep free from/of 使免受(影响、伤害等)；使不含(有害物)as free as a bird 自由自在free and easy 自由自在的set free 释放研词汇 析句型 练拓展4 要点透析1confuse vt.使迷惑；使为难(教材 P13)It is important to explain this again or we will confuse the students.把这个再解释一遍很重要，否则我们就会使学生感到迷惑。归纳拓展(1)confuse A with/and B 把 A 与 B 混淆(2)confused adj
10、.(人)不知所措的；困惑的be confused about.对感到困惑(3)confusing adj.(事/物)令人困惑的；难懂的基础训练单句语法填空The instructions are so _that I am totally_.(confuse)Dont confuse the word“weather”_“whether”confusing confused with/and 2regret vt.遗憾；惋惜 n.遗憾；懊悔(教材 P13)His father says that he has never regretted sending his son to study a
11、broad.他的父亲说他从不后悔送他的儿子出国留学。归纳拓展(1)regret doing/having done sth.后悔做过某事(已经做了)regret to do sth.很遗憾要做某事(还没有做)regret that.对感到遗憾/后悔(2)(much)to ones regret (很)可惜的是with regret 遗憾地express regret at/about/for 对表示遗憾基础训练单句语法填空I regretted(tell)her that she had been dismissed.Much _ my regret,she said to me,“I hav
12、e no regret.I only regret _(take)the wrong job.”It is_ great regret that I accept your resignation.能力提升完成句子她对这个决定表示失望。She _ at the decision.to tell to having taken/taking with expressed her regret 3build up 逐渐增加；建立；开发；增强的体质；积累；创办(教材 P14)These chemicals in the food supply build up in peoples bodies o
13、ver time.随着时间的推移，食物中的这些化学成分会在人体中堆积。归纳拓展build(oneself)up to sth.为做准备build oneself up 增强体质build up a fame 建立名声build up ones health/body 增进健康build.on 把作为基础基础训练写出下列句中 build up 的含义Bears build up fat stores throughout the summer and fall to have energy enough to last them through their winter sleep._His c
14、onfidence built up gradually as he gained more and more experience in teaching._积累逐渐增加We should take part in sports and outdoor activities,which are really helpful to build up our body and enrich our school life._It is said that she has built up a very successful business._增强的体质 建立；创办能力提升完成句子他们取得的成就
15、增强了我对事业的信心和决心。Their achievements _my career.锻炼有助于我们增强体质，保持头脑清醒。Taking exercise_and keep a clear mind.have built up my confidence anddetermination inhelps us build up our body 温馨提示常见“动词up”构成的短语：pick up 捡起；(无意中)学会；接收；搭载；take up 拿起；开始；从事；占据(时间或空间)；make up 虚构；弥补；组成；break up 分裂；打碎；结束；解体；分手；放假。4lead to 导致
16、；造成(后果)；通向(教材 P14)Many of these chemicals can lead to cancer or other illnesses.很多化学成分能导致癌症或其他疾病。归纳拓展(1)lead sb.to do sth.使某人做某事lead/live a.life 过样的生活lead the way 引路；带路lead sb.into.领着某人进入lead sb.to.引导某人去(地方)(2)take the lead 带头；居首位in/have the lead 领先基础训练单句语法填空Too much work and too little rest often l
17、ead to(ill)In class I will divide the students into small groups and lead them _(practise)speaking English in an interesting way.He led _ way,and led us _ a village of Tibet.There we found the local people led _ happy life.能力提升完成句子众所周知，成功在于努力，然而懒惰导致失败。As we all know,success lies in hard work_.illnes
18、s to practise the to a while laziness leadsto failure温馨提示(1)lead to 中的 to 是介词，后接名词、代词或动词-ing 形式。表示“导致”的短语还有：result in,contribute to 等。(2)表示“导致”的常用表达还有：cause,result in,contribute to,bring about。5focus on 集中(注意力、精力等)于(教材 P14)They focus on keeping their soil rich and free of disease.他们关心的是保持土壤肥沃并免受病害。归
19、纳拓展(1)focus ones attention/thoughts/minds/eyes on.集中注意力/思想/心思/目光于(2)bring/throw sth.into focus 使某物明朗化；使某物突出come into focus (使某事)成为焦点the focus of attention 关注的焦点be in/off focus 焦点对准(没有对准)基础训练单句语法填空To lead a happy life in the future,you should focus more _your career while you are young.With his atten
20、tion _(focus)on his homework,he forgot all about what I had told him.With so many people _(focus)their eyes on him,he felt very nervous.on/upon focused focusing 能力提升完成句子这表明当今一个普遍现象：孩子是家庭的中心，承载着父母的希望。It shows a common phenomenon nowadays that_,shouldering the hope of their parents.温馨提示表示“注意，集中精力于”的短语
21、还有：concentrate ones attention on;fix ones attention on;pay attention to 等。children are thefocus of families 6reduce vt.减少；减缩(教材 P14)A healthy soil reduces disease and helps crops grow strong and healthy.健康的土壤减少病虫害并且帮助农作物茁壮成长。归纳拓展reduce sth.to.减少到reduce sth.by.减少了reduce sb.to doing sth.迫使某人做某事基础训练单句语
22、法填空Many countries in Latin America have been trying _(reduce)gaps in income,so that people can live in harmony.With great effort,she has reduced her weight _ five kilograms in the past 7 days.It was foggy so the driver had to reduce speed _ forty kilometres an hour.Believe it or not,the rich man sho
23、uld be reduced to _(beg)for a living.to reduce by to begging 温馨提示reduce“减少”的近义词是 decrease，反义词是 increase,rise(增加)。这三个词与 reduce 用法一样，后可接 to.表示增减的结果，接 by.表示增减的幅度。7keep.free from/of 使免受(影响、伤害等)；使不含(有害物)(教材 P14)This also keeps the air,soil,water and crops free from chemicals.这还可以让空气、土壤、水以及农作物不受化学物质的污染。归纳
24、拓展be free from/of 不受伤害for free/free of charge 免费free sb./sth.from/of sth.解除；去除set free 释放基础训练单句语法填空They like living in a village,freecrowds and noises.I think all caged birds should _(set)free.能力提升完成句子在 10 英里范围之内，您的订货将免费送货上门。Your order will be delivered _ within a ten-mile limit.这些锻炼可以使紧张的身体放松。These
25、 exercises help _ tension.from/of be set free of charge/for free free the body of 8comment n评论；议论 vt.&vi.表达意见；作出评论(教材 P15)Swap summaries with your partner and give each other comments.和你的搭档交换摘要并互作评论。归纳拓展(1)make comments on/upon sth.评论某事offer comments 提意见no comment 无可奉告(2)comment on/upon 对发表评论基础训练单句语
26、法填空/单句改错Dont offer _(comment)if you cannot understand the real meaning.Im not in a position to comment the matter._comments comment 后加on 能力提升一句多译老师经常谈论那两个男孩子的不同之处。The teacher often _how different the two boys are.The teacher often _how different the two boys ments on/upon makes comments on/upon 1 Re
27、cently,however,scientists have been finding that long-term use of these fertilizers can cause damage to the land and,even more dangerous,to peoples health.然而，最近科学家发现长期使用这些肥料会造成土地受损，甚至更危险的是，会对人们的健康造成危害。句中 have been finding 是现在完成进行时，表示动作的持续性和反复性。能力提升完成句子由于生病，他整天都躺在床上。Because of illness,he _ in bed all
28、 day.两个月来他们一直在建桥。Theythe bridge for two months.has been lying have been building 辨析比较 现在完成进行时与现在完成时的区别：用法例句现在完成进行时强调动作的延续性I have been thinking it over.我一直在考虑这件事。区别一现在完成时强调过去某个动作对现在造成的影响或产生的结果I have thought it over.我已经考虑过这件事了。现在完成进行时表示动作的反复Have you been meeting him recently?你最近经常见他吗？区别二 现在完成时不表示动作的反复
29、Have you met him recently?你最近见过他吗？现在完成进行时常带有感情色彩I have been waiting for you for three hours.我已等了你三个小时。(暗含不满的语气)区别三 现在完成时不带有感情色彩I have waited for you for three hours.我已等了你三个小时。(说明一个事实)2.Crops such as peas or soybeans put important minerals back into the soil，making it ready for crops such as wheat or
30、 corn that need rich and fertile soil.像豌豆或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，比如小麦或玉米。本句中 making it.为现在分词短语作结果状语，表示前面的情况所造成的结果，相当于 and made it ready for crops.;that 引导定语从句，修饰 wheat or corn。基础训练单句语法填空Many people from all over the world have moved to America,_(make)it the most multicultural countr
31、y in the world.He cut off the wire,_(prevent)a big fire.making preventing 温馨提示现在分词短语作结果状语，表示自然而然的、意料之中的结果；不定式短语作结果状语表示偶然的、意料之外的结果，且前面常有 only 修饰。He hurried to the airport，only to be told that the plane had taken off.他匆忙赶到机场，结果被告知飞机已经起飞了。随堂练 固基础 夯根基5 随堂训练.单词拼写1Many a young Chinese scientist has made m
32、any wonderful _(发现)in science.2That car went out of _(生产)five years ago.3Jerry did not regret giving the _(评论)but felt that he could have expressed it differently.4All the mistakes in the exam have been _(画底线标出)in red ink.discoveries production comment underlined 5This generation has made the enviro
33、nment a _(焦点)of attention.6At the end of the news,they often give you a _(总结)of the main news stories.7Good _(营养)is essential if patients are to make a quick recovery.8I am mixed up about these _(令人迷惑的)directions.focus summary nutrition confusing 9Im sure something will be done to _(减少)the air pollu
34、tion.10I _(遗憾)to tell you that you dont receive any award.reduce regret.完成句子1Since last month，the price of that type of colour TV _(已经被降到了 1 000 元)2He _(一直在看电视)all day.3I went to school,_(结果发现)I was late again.4He left,_(留下我做)all the rest work.5_(让我们深感遗憾的是),we couldnt attend your wedding.has beenred
35、uced to 1,000 yuanhas been watching television only to find leaving me to do Much to our regret.课文语篇改错Over the past half century，using chemical fertilizers become very common in farming.Many farmers welcomed themselves as a great way to stop crop disease and increased production.Recently，however，sci
36、entists have been found that long-term use of these fertilizers can cause damage to the land and，even more dangerous，to peoples healthy.With these discoveries，some farmers are beginning to turn to organic farming，that is simply farming with using any chemicals.There is many different organic farming
37、 methods.All of them have the same of goal：to grow good food and avoid damage the environment or peoples health.答案：Over the past half century，using chemical fertilizers hasbecome very common in farming.Many farmers welcomed themselvesthem as a great way to stop crop disease and increasedincreaseprod
38、uction.Recently，however，scientists have been foundfinding that long-term use of these fertilizers can cause damage to the land and，even more dangerous，to peoples healthyhealth.With these discoveries，some farmers are beginning to turn to organic farming，thatwhich is simply farming withwithout using any chemicals.There isare many different organic farming methods.All of them have the same goal：to grow good food and avoid damagedamaging the environment or peoples health.word部分：请做：6课时作业练速度 练能力 练规范点此进入该word板块
