2014-2015学年高中英语课件：MODULE 2 PERIOD 4（外研版选修9）.ppt

1、课前自主学习课堂互动探究解码书面表达1v修改，更改n修改2adj.具有监管权的n规章制度3n标签adj.贴有标签的4adj.不受影响的；抵抗的n阻止，抵抗v抵制Module 2 DNA the secret of life Period Four Reading Practice 课件（外研版选修9）.单词识记modifymodificationregulatoryregulationlabellabeledresistantresitanceresist课前自主学习课堂互动探究解码书面表达5 v批准，核准；认可n批准，同意6v反对n反对n反义词7n检查v检查8adj.可以食用的v吃v喝adj

2、.可饮用的9v生产；n.农产品n产品n产量10n品种，种类adj.各种各样的v变化approveapprovalopposeoppositionoppositeinspectioninspectedibleeatdrinkdrinkableproduceproductproductionvarietyvariousvary课前自主学习课堂互动探究解码书面表达1be bad对有害2call呼吁3the difference辨析；区别4upnow直到现在5in favour支持6place a ban 对禁止7apply适用于8pay attention注意9from now从现在起10run总计

3、.短语天地forontelltoofontotooninto课前自主学习课堂互动探究解码书面表达1Neither young nor old people feared possible side effects from GM foods.信息提取句中neither.nor.是引导否定结构的句子，意为“两者都不”。例句仿写 猫既不在房间里也不在屋顶上。.句型搜索The cat was neither in the room nor on the roof.课前自主学习课堂互动探究解码书面表达2 Itshardtopredict how GM crops will affect the env

4、ironment.信 息 提 取 句 中“It is adj.(for/of sb)to do.”意为“某人做某事是怎么样的”例句仿写 再学一门外语对当代大学生来说是重要的。Its important for the present college students to learnanother foreign language.课前自主学习课堂互动探究解码书面表达阅读课文，根据课文内容选择。1Which sentence is the closest in meaning to the following one?Yet reducing the amount of insecticide

5、s needed by using CM crops can reduce the amount of cancer producing chemicalsor carcinogensthat are found in food.ASome GM crops may need a lot of insecticides.BBy using GM crops we can reduce the need for insecticide s.CGM crops contain cancer producing chemicals.DGM crops dont pass carcinogens fr

6、om insecticides to the f ood.预读理解课前自主学习课堂互动探究解码书面表达2Which sentence is the closest in meaning to the following one?If a gene that produces an allergic reaction is transferred into another crop,then a person who usually avoids food containing this gene may not know that it is now present in the modifi

7、ed food.AGM food is not likely to cause allergic reactions.BAllergy sufferers should avoid GM food.CAn allergy producing gene can be passed into the GM foo d.DNew allergy producing genes can be created with the GM food.课前自主学习课堂互动探究解码书面表达3Which sentence is the closest in meaning to the following one?

8、90 percent of US cattle are raised on growth factors that enter the beef.A90 percent of US beef contains growth factors.B90 percent of US cattle growth factors enter the beef.CAll US cattle growth factors find their way to the beef.D90 percent of US cattle will be eaten as beef.答案 1.B2.C3.A课前自主学习课堂互

9、动探究解码书面表达The office software has been modified over the years.这个办公软件经过了多年的改变。Patients are taught how to modify their diet.病人获得有关如何调节自己饮食的指导。【归纳拓展】(1)modify v缓和；使温和to modify your behavior/language/views使你的行为/语言/观点更容易让人接受1modify v改动；更改课前自主学习课堂互动探究解码书面表达modify ones demands 降低要求(2)modification n变更；修正，改进

10、；缓和；修改；减轻The plan requires some modifications.这个计划需要做些修改。【翻译句子】我们得对我们的计划稍加修改。他要想当选，就得把观点缓和些。Hell have toif he wants to be elected.【完成句子】We have to modify our plan a little.modify his views课前自主学习课堂互动探究解码书面表达(1)n.贴纸，标签；商标；称号，绰号attach a label on.在上加上标签put a label on ones luggage加标签于行李上acquire the label

11、 of得了绰号All the sale items have special labels.所有减价物品都有特殊标签。Tom has been given the label of“playboy”by his friends.汤姆被他的朋友们称为“花花公子。”2label课前自主学习课堂互动探究解码书面表达(2)v.贴标签于；用签条标明We labeled the box before we sent it onto the train.在送上火车前，我们给箱子贴上了标签。These people are often labeled as“workshy”这些人常被归入“怕工作”的一类。【翻

12、译句子】你给行李贴上标签了吗？Have you attached labels on the luggage?课前自主学习课堂互动探究解码书面表达3resistance n(尤指对疾病、药物的)抵抗力；阻力The demonstrators offered little or no resistance to the police.示威群众对警方没怎么抵抗力。The firm has to overcome its resistance to the new technology.这家公司必须克服对采用新技术的阻力。Regular exercise can build up resistanc

13、e to infection.有规律的锻炼可以增强身体对传染病的抵抗力。【归纳拓展】put up(a)resistance 抵抗water resistance 抗水性；水阻力课前自主学习课堂互动探究解码书面表达resist v.抵制，抵抗，反抗；忍住resistant adj.抵抗的，对抗的；不受影响的用resist/resistant/resistance的适当形式填空Elderly people are not alwaysto change.There has been a lot ofto the new law.The bank stronglycutting interest r

14、ates.resistantresistanceresisted课前自主学习课堂互动探究解码书面表达How can I transfer money from my bank account to his?怎样才能把我账户上的钱转到他的账户上呢？The patient was transferred to another hospital.患者被转送到了另一家医院。【归纳拓展】(1)transfer还有以下含义：(使在旅途中)转乘，换乘，倒车Passengers are transferred from the airport to the hotel by taxi.旅客自机场改乘出租车到宾

15、馆。4transfer v转移课前自主学习课堂互动探究解码书面表达转移(感情)；传染(疾病)；转让(权利等)Joe had already transferred his affections from Lisa to Cleo.乔已移情别恋把爱意从莉萨转移到了克利奥身上。转存；转录；改编You can transfer data to a disk in a few seconds.你可以在几秒钟内将数据转存到磁盘上。【翻译句子】这家电影制片厂正迁往好莱坞。总部已经转移到了伦敦。The film studio is transferring to Hollywood.The head off

16、ice has been transferred to London.课前自主学习课堂互动探究解码书面表达(1)vi.赞成，同意；认可；核准approve of sb/sth同意某人/某事Do you approve of my idea？你同意我的想法吗？(2)vt.批准，通过(计划、提案、要求等)The committee unanimously approved the plan.委员会一致通过了计划。【归纳拓展】approval n.赞成；批准；认可approving adj.赞成的，同意的5approve v批准，核准；认可；赞成，同意课前自主学习课堂互动探究解码书面表达You ca

17、nt leave here without the managers approval.没有经理的批准，你们不能离开这儿。用所给词的适当形式填空approve/approving/approval/approvinglyHe gave me annod.She looked at himand smiled.The courseby the Department of Education.approvingapprovinglywas approved课前自主学习课堂互动探究解码书面表达He found himself opposed by his own deputy.他发现自己的副手反对自

18、己。I would oppose changing the law.我将反对改变这个法规。6oppose vt.反对课前自主学习课堂互动探究解码书面表达【翻译句子】我反对把我当小孩看待。I oppose/object to/am opposed to being treated like a child.课前自主学习课堂互动探究解码书面表达The president put a ban on nuclear testing.总统禁止核实验。Smoking is banned in the building.楼内禁止吸烟。【归纳拓展】ban on/against.禁止place/put a ba

19、n on.禁止lift/remove the ban on.解除对的禁令ban sb from doing sth 禁止某人做某事7ban n禁止；禁令；vt.禁止，取缔课前自主学习课堂互动探究解码书面表达【辨析】ban语气最重，指权威机关正式禁止。forbid是普通用词，指个人行为。prohibit是正式用词，指用法律或法令来禁止。课前自主学习课堂互动探究解码书面表达用ban,forbid和prohibit的适当形式填空The lawtobacconists from selling cigarettes to children.The police lifted theagainst pa

20、rking in this street.I cantyou/your seeing that man again.【完成句子】prohibitsbanforbid课前自主学习课堂互动探究解码书面表达Please do me the favor to take the letter to him.请你帮忙把这封信转交给他。Were all in favor of the plan.我们都赞成这个计划。The plan is in our favor.这项计划对我们有利。【归纳拓展】do sb a favor 帮助某人do sb the favor to do帮某人做in ones favor

21、有利于，支持in favor of.赞同；支持课前自主学习课堂互动探究解码书面表达我完全赞同同工同酬。Im allequal pay for equal work.【完成句子】in favor of课前自主学习课堂互动探究解码书面表达1 It is hard to predict how GM crops will affect the environment.很难预计转基因食品将会对环境产生怎样的影响。It isadj.to do的比较完整的结构应该是：It isadj.for/of sb to do.。在 该 句 式 中 有 时 会 省 去 for/of sb，动词不定式在句中作主语。It

22、s easy to master a language.掌握一门语言很容易。Its hard for us to learn English.对我们来说学习英语很困难。Its very kind of you to be so considerate.你那么体谅人真是太好了。课前自主学习课堂互动探究解码书面表达(1)当句中的形容词仅仅是描述事物，而不是对不定式行为者的品格进行评价，用for sb。这类形容词有：difficult,hard,easy，important,dangerous,possible等。(2)当 形 容 词 是 描 述 不 定 式 行 为 者 的 性 格、品 质 时，用

23、of sb。这类形容词有：kind，good，nice，right，wrong，clever，careless,polite,foolish等。Its very dangerous for children to cross the busy street.对于孩子们来说，穿过这条繁华的街道是很危险的。Its clever of you to work out the math problem.你真聪明，解出了这道数学题。【归纳拓展】课前自主学习课堂互动探究解码书面表达【翻译句子】他丢了那么多东西，真是太粗心了。Its careless of him to lose so many thing

24、s.课前自主学习课堂互动探究解码书面表达2Neither young nor old people feared possible side effects from GM foods.是引导否定选择句的结构。当此结构在连接两个主语时，谓语动词的单复数形式取决于与动词相连的主语。Neither Tom nor his friends were invited to the party.汤姆和他朋友都没有被邀请参加晚会。Does neither Tom nor his family want to climb Mount Tai?汤姆和他家人都不想去爬泰山吗？年轻人和老人都不害怕转基因可能具有的

25、副作用。句中neither.nor课前自主学习课堂互动探究解码书面表达【翻译句子】今天父母都不在家。Neither Dad nor Mum is at home today.课前自主学习课堂互动探究解码书面表达据调查，儿童每周要看30到35个小时的电视节目，远远超过在校学习时间。大量的不适合儿童观看的节目，对儿童造成了 不 利 影 响。请 结 合 实 际 以“No Television Day”Campaign为题呼吁家长们在星期天关上电视机，帮助儿童远离电视。词数：120左右。倡议书【写作任务】课前自主学习课堂互动探究解码书面表达(1)根据写作要求可知，本文是就“看电视”发表自己的观点看法，

26、提出倡议。语言应简明得体连贯。文章可分三段来表达，第一段以简练的语言简单介绍“看电视”的好处；第二段则着重笔墨列举“看电视”的坏处及影响；最后概括全文得出结论。(2)构思好文章的结构框架和中心后，我们应正确地选择与使用词汇。尽量合理、恰当地学习使用已学的高级词汇，避免生僻词汇、词组。另外，大胆运用一些连词和副词来润色文章，增强文章的逻辑性和表现力，更能体现出自己较强的语言运用能力。【写作分析】课前自主学习课堂互动探究解码书面表达(3)在体裁明确，思路清晰，推敲好词汇的基础上，应合理规划文章的层次段落，以锦上添花，使文章尽善尽美。课前自主学习课堂互动探究解码书面表达“No Television

27、Day”Campaign TV nowadays is very universal，and everyone has access to it.TV makes it possible to keep track of current events and the latest developments in the world.By watching TV,we can enrich our knowledge and broaden our horizons.However,every coin has two sides.Its reported that,on average,chi

28、ldren watch between 30 and 35 hours of TV per week.It is bad for their health to watch too much TV.It will cause bad sight and overweight.Furthermore,it does harm to brain development if they watch TV for long hours.Whats worse,there are many TV programs that arent suitable for children.【范文欣赏】课前自主学习

29、课堂互动探究解码书面表达Therefore,parents should reduce the time their children spent in front of TV.So we would like to hold“No Television Day”campaign to call on families to switch off TVs on Sundays and go for a picnic or a walk to enjoy a wonderful day!课前自主学习课堂互动探究解码书面表达这是一篇非常好的作文材料。1文章使用了很多已学的高级词汇，大胆地使用了一些

30、连词和副词来润色文章，增强了文章的逻辑性和表现力，更能体现 出 作 者 较 强 的 语 言 功 底。如：furthermore,therefore,overweight,whats worse,too much,have access to,keep track of,broaden ones horizons,on average,be suitable for,call on,switch off等。【名师点津】课前自主学习课堂互动探究解码书面表达2本文还使用了变化多端的句式结构，使得文章更加丰富多彩，文章结构更加连贯完整。(1)形式宾语it的使用，能使句子结构简练清晰，重点突出：TV m

31、akes it possible to keep track of current events and the latest developments in the world.(2)使用形式主语it能够避免头重脚轻，增强语言的表现力：Its reported that,on average,children watch between 30 and 35 hours of TV per week.Its bad for their health to watch too much TV.课前自主学习课堂互动探究解码书面表达(3)定语从句的使用，可以使文章的表达更加明确具体：There are many TV programs that arent suitable for children.Therefore,parents should reduce the time their children spent in front of TV.3文章在谋篇上思路清晰，合理地规划了文章的层次段落，做到了锦上添花，使文章更加出色。