九年级英语下册 Chapter 1 The green consumer课件 牛津版沈阳

1、第七中学 王春萌 Reading 3 1. Presentation P2 2. P3 3. P45 Using English Language 21.Explainin in detail2.Exercise P6-10 Speaking 1 Preference and reasons Listening Writing1 Protection our environmentMore practice 21.New words and the main topic2.Explain in detail Class design arrangementThreats to the eart

2、hThe Greenhouse EffectDestruction of the rain forestsDamage to the ozone layerBad habitsatmospherechemicalscarbon dioxideburning fuelsmainlycaused bypolluted by1) green consumer: 绿色消费者绿色消费者 consumer: (解释解释)a person who buys or uses something, customer （词性转换）（词性转换）v: consume(例句）例句）The consumers compl

3、ained about the poor quality of the electronic products.2) guide 1. 指南，指南， 指导手册指导手册 2导游，导游， 向导向导 3旅游手册旅游手册 （例句）（例句）You may read the guide to French wines first. （例句）（例句）We found a guide who knew the mountains well.（例句）（例句）This is a newly published guide about Shanghai.3) in danger: 处于危险中处于危险中 danger

4、: 危险危险 （词性转换）（词性转换）adj: dangerous4) vital: 致命的，重要的致命的，重要的 (解释解释) essential, very important （词性转换）（词性转换）adv: vitally（例句）（例句）1. Its vital that we do something to save the earth. 2. Oxygen is vital for life.5) save the earth: 拯救地球拯救地球 save: 拯救，搭救拯救，搭救（词性转换）（词性转换）adj: safe n: safetyadv: safely6) first o

5、f all: 首先首先 （例句）（例句）First of all, lets invite Mr Wilson to give us a speech.7) threat: 危险，危害，威胁危险，危害，威胁 (解释解释)danger （词性转换）（词性转换）v: threaten威胁威胁, 恐吓恐吓 （例句）（例句） 1. What are the threats to the environment?2. Corruption and crime are serious threats to any society.8)lifeless: 无生命的无生命的 （反义词）（反义词）living

6、(解释解释) out any form of life (例句）例句）We think that Mars is a lifeless planet. 9)act: 生效，发生作用生效，发生作用 (解释解释)do sth. or behave in a certain way（词性转换）（词性转换）n:action, actor, actressadj: active（例句）（例句）Does the drug take long to act?10)keepfrom: 阻止阻止做某事做某事(例句）例句）She tried to keep me from seeing the letter.(区

7、分区分)keep doing 保持保持一直做某事一直做某事11)warmth: 温暖，暖和温暖，暖和 (解释解释)heat （词性转换）（词性转换）adj: warm（例句）（例句）She felt the warmth of the sun on her face.12)pollute: 污染污染 (解释解释)make something dirty, unpleasant or dangerous(例句）例句） You can see the pollution on this beach.（词性转换）（词性转换）n: pollution（例句）（例句）1. Your smoking is

8、 polluting the air in this room.2. The river is polluted by the factory.13)chemical: 化学药品化学药品 （词性转换）（词性转换）n: chemistry 化学化学14)in the form of gases: 以气态的形式存在以气态的形式存在15)keep in: 抑制，保留抑制，保留 2. Dont play by the river in case you fall in and drown(例句）例句）1. Some plants will drown if you water them too muc

9、h.18)drown: 淹死淹死 (解释解释)kill by covering with water (词性转换）词性转换）n: drowner2. I finally found my own level in the business world.(例句）例句）1. The garden is arranged on two levels.17)level: 水平，水准水平，水准16)fuel: 燃料燃料the ozone layerCFCsfridgesspray cansmaking plastic items20-50km above the groundburning upprot

10、ects us fromdamaged byused inoccurs1.damage n.对的损坏 The accident did a lot of damage to the car. v.使受损害The house was damaged by fire.（区分）damage 指价值或效应上的损害；harm指伤害健康 Smoking harms our health.hurt/injure指身体和情感上的伤害 You hurt me . He injured his arm in an tective adj.保护的 v. protect n. protec

11、tion3.burn up烧毁 We burned up all the garden rubbish.4.occur v. exist; happen发生 An earthquake occurred in this city last year.The burning and cutting down of treesdestruction of the rain foresterosion of the soilfloodingdestroying the people and animalscauses1.take in 吸收(反义词）release ;let outThe trees

12、 take in carbon dioxide and let out oxygen.2.destruction n.毁坏Have you heard of the destruction of the town. v .destroy adj .destructive3. The burning and cutting down of trees对树的砍伐与焚烧4.as well as同样bad habitsrubbishland and seecreatepollutesUsing things once and throwing them awayUseful expressions1.

13、The habit of doing做某事的习惯2.massive mountains of rubbish 堆积如山的垃圾3.What to do with =how to deal with 如何处理4.reach from the earth to the moon从地球延伸到月球5.throw away扔掉To be green consumers1.how many topics do the review cover?2.What is happening to the ozone layer? 3.What are the bad effects of cutting down

14、trees ?4.What should we do with our rubbish?5.What do our bad habits create?1.Answer a questionnaire about how green you pare your answers and produce a short report.3.Useful expressions.Why and because（1）Tell students that this period deals with the simplest use of why to ask for reasons, because t

15、o cause用来说明事物发生的缘由。如：I didnt go because I was afraid. 针对because引导的从句部分提问时，应用疑问副词why。如： Why did you come? I came because I wanted to see you. 2.Ask students to find the different uses of “because” and “because of” in the example below:Why did you stay at home yesterday? because it rained.We stayed at

16、 home because of the rain.Conclusion: because + 句子, because of +名词词组(1) as形容词/副词原级as: 表示双方情况“一模一样” . My parcel is as heavy as yours. Arthur calculates as accurately as a calculator. (2) not as形容词/副词原级as: 表示双方情况“不（那么）一样”. It is not as hot as yesterday. I cant speak English as fast as a native speaker

17、. (3)as many/much+名词+as I have as many books as he. He drinks as much water as his father.(4).as + adj. + a/an + n.+ as She is as good a teacher as your father. 她和你的父亲一样是个好老师(5) 倍数+ as+ adj.+ as （twice/(three) times）Asia is four times as large as Europe. 亚洲有欧洲的四倍大（亚洲比欧洲大三倍）。1. as soon as 一 . 就.2. as

18、 long as长达只要.就3.as +as possible尽可能4. as well as 同样，也5.同级比较与比较级转换Tom is not as tall as John. 汤姆不如约翰高。Tom is shorter than John. 汤姆比约翰矮。Tom is not as careful as Mary. 汤姆不如玛丽认真。Tom is less careful than Mary. 汤姆没有玛丽认真。(1) Like: 在某（些）方面的相似，用以连接两个被比较的物体。She is wearing a dress like mine. Its pink. The karet

19、e bout is quite like a boxing match. (2)the same as 一模一样You bicycle is the same as mine. They are both model 5DKOs. (3)different from 完全不同 Candys cassette recorder is different from Pams. They look exactly the same .Oranges smell different from durians.Pepsi tastes like Coke.We often use these nouns

20、 after same: amount / color / length / weight age/ height / kind / sizeJudy is the same height as her twin sister. Mr Black is the same age as Mr Brown .the same to：The same to you!（在别人向自己祝福后，用这句话给别人同样的祝福）。the same with：适合于。My thought are also same with Mary.我的想法对Mary也适用。different from 和 different t

21、han 英语和美语中都经常见。My book is different from (not than ) yours.但different than 的比较对象用一完整的句子表示，特别是在美语用法中，这种用法更能接受：The campus is different than it was 20 years ago.校园和二十年前不一样了。Preferences and reasonsUseful expressions: I d prefer=I would prefer prefer to do rather than do prefer doing to doing warm upUnderstanding the sequenc