高中英语教案选修六Unit4.doc

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1、 中国教育培训领军品牌环球雅思学科教师辅导教案 年 级： 高二 辅导科目：英语 学员姓名：XXX 学科教师：崔文利授课类型T（选修六Unit 4 Global warming）C（重点梳理）T(能力提升)星级授课日期及时段2014-03-31 1：10-12：10教学内容Unit 4 Global warming The effects of global warming Negative effects: 1 cause the sea level to rise; 2 severe storms; 3 droughts; 4 famine; 5 destruction of species

2、 6 floodPositive effects: 1 make plants grow faster; 2 crops will produce more; 3 make life better cassette player micro-wave oven heating fridgeThings that use energy in your home light television computer hairdryer stove washing machine video playerRenewable Non-renewableWind (wind power)Coal Sun

3、(solar energy)OilWater (hydro-electric power)Natural gasPlant waste 植物性废物 (biomass energy 生物团能量 )Uranium化铀 (nuclear energy)Hot springs or geysers 间歇泉 (geothermal energy)Fossil fuels The sea (tidal energy 潮汐能 )What are fossil fuels? Fossil fuels are Ancient animal and plant material below the surface

4、 of the earth with a high carbon content, such as coal, oil and natural gas, which can be burnt to produce energy. They are also known as non-renewable energy because once they are run out of /run out, they cannot be renewed. WINDMILLS Wind energy is used as power to produce electricity .The coal po

5、wer stationswhere electricity is produced by burning coals.T-Unit 4 Global warming 一、语言要点I单元要点预览（旨在让同学整体了解本单元要点）词汇部分词语辨析1.consequence/result/effect/outcome 2. glance/gaze/glare/stare 词形变化1.agree v.同意disagree v.不同意agreement/disagreement n.同意/不同意2. exist v.存在existence n.存在3.state v.陈述，说明statement n.声明

6、，阐述4. environment n.环境environmental adj.周围的，环境的environmentalist n.环境保护主义者重点单词1. phenomenon n. 現象2. tend vt. 趋向, 往往是；照管, 护理3. state vt.声明, 陈述4. range n.行列, 范围；vt. 排列, 归类于5. average adj.平均的 6. existence n.生存7. advocate倡导，拥护8. refresh v.(使)精神振作, (使)精力恢复, 更新9. contribution n.捐献, 贡献, 投稿重点词组come about 发生

7、quantities of大量的 result in导致 be opposed to反对on behalf of代表一方 put up with 忍受； 容忍so long as 只要重点句子1. Some byproducts of this process are called “greenhouse” gases, the most important one of which is carbon dioxide.这个升温过程的一些副产品就叫 “温室”气体,其中最重要的就是二氧化碳.重点语法it的用法（II）(见语法专题)II 词语辨析 (旨在提供完形填空所需材料) 1). conseq

8、uence/result/effect/outcome【解释】consequence强调因某件事而引起的后果，有时带贬义。result普通用语，指某行动，计划或事件带来的最终结果。effect与相对，指动作行为带来的后果或效应。outcome侧重 某项活动，比赛的结果，结局【练习】选择consequence/result/effect或outcome并用其适当的形式填空1) The _ of the game was beyond our expectation.2) The _ of the meeting was that no one should be dismissed.3) The

9、 advertisements have much _ on consumers choice.4) In _ of laziness, he was fired. Keys: 1) outcome 2) result 3) effect 4) consequence2). glance/gaze/glare/stare 看，注视【解释】glance一瞥，匆匆一看，强调动作的短暂gaze凝视，注视，因惊异或赞赏而长时间无意识地凝视某人或某事物glare怒视，带有敌对或威胁的态度stare盯着看，含有无礼或粗俗的意味。【练习】选择glance/gaze/glare或stare，并用其适当的形式填

10、空1) They stood at the top of the hill, _ at the splendid sunset.2) The manager _ at the document and signed down his name. 3) The dog _ at the stranger and barked.4) Dont _ , its rude!Keys: 1) gazing 2) glanced 3) glared 4) stare III 词性变化 （旨在提供语法填空所需材料） 1.agree v.同意disagree v.不同意agreement/disagreeme

11、nt n.同意/不同意2. exist v.存在existence n.存在3.state v.陈述，说明statement n.声明，阐述4. environment n.环境environmental adj.周围的，环境的environmentalist n.环境保护主义者【练习】根据句子结构，用括号内所提供词的适当形式填空1) The _ pointed out that the change of _ will cause certain great _ disaster.(environment) 2) It was _ that the new-elected president

12、 of U.S.A made a _ announcing new policies to reduce the consequence of economy crisis.(state)3) Though the two Party usually _ with each other, they have reached an _ on the levels of green house gases they will allow. (agree)4) In the survey, people found it funny that many of the longest-lasting

13、marriages in _ are those between people who _ in frequent quarrel.(exist)keys: 1) environmentalist; environment; environmental 2) stated; statement 3) disagree; agreement 4) existence; existIV 重点词汇 （旨在提供综合运用所需材料）1. phenomenon n. 現象;奇迹，罕见的人才或事物 phenomena(pl.) 典例 1) Rain and snow are phenomena of the

14、weather. 雨雪是天气现象。2) Beethoven was a phenomenon among musicians.贝多芬是音乐家中的天才。3) the phenomena of nature自然现象4) a social phenomenon社会现象练习 汉译英1) 月蚀是一种罕见的现象。_2) 你能向我解释下这一奇怪的自然现象吗？_3) 尽管中途退出了2008年奥运会，刘翔依然是跨栏项目的罕见的人才。_Keys: 1) An eclipse of the moon is a rare phenomenon. 2) Could you explain to me the stran

15、ge natural phenomenon?3) Though quitting in the 2008 Beijing Olympic Games, Liu Xiang is still a phenomenon in hurdle racing.2. tend vt. 趋向, 往往是；照管, 护理重点用法tendency n. 趋向，倾向（常与to/towards连用）典例People under stress tend to express their full range of potential.处于压力下的人容易发挥自己全部的潜力。He tends to pitch the bal

16、l too high.他往往把球掷得过高。Prices are tending upward. 物价在上涨。The woman stayed at home to tend her child. 那个妇女呆在家里照料她的孩子。1) Most of boys tend to enjoy playing basketball.大部分男孩都喜欢打篮球。2) The older women tend to believe in strangers easily.老人更容易轻信陌生人。3) A team of medical workers were sent to tend the survivors

17、 of wenchuan Earthquake.一组医护人员被派去照料汶川地震的幸存者。4) Nowadays there is a growing tendency for people to shop on internet.如今人们网上购物有增加的趋势练习 汉译英1) 处于压力下的人更容易发挥自己的全部潜能。 _2) 当老板不在时请他照看一个商店 _Keys: 1)People under stress tend to develop their full range of potential. 2) He was required to tend a store in the owne

18、rs absence.3. state vt.声明, 陈述 n.状况，情况；国家, 州重点用法(1)in a state of nature处于原始状态(2)staten./thatclause/whclause声明，说明It is stated that. 据宣布(3)statement n陈述，叙述；声明stated adj.指定的，预定的，宣布的stateless adj.无国籍的典例1) She is in a terrible state today. 她今天心情不好。2) the head of state国家首脑3) He has publicly stated his supp

19、ort for the policy. 他已公开声明他会支持那项政策。练习 汉译英1) 合同清楚地叙述了那项工作应在何时完成。 _2) 我听见那位官员说不接纳儿童。 _Keys: 1) The contract stated when the work should be finished. 2) I heard the official state that they wouldnot accept children. 4. range n.行列, 范围；vt. 排列, 归类于重点用法beyond the range of超越的范围out of ones range某人达不到的range o

20、neself站在的方面range from to / between and 从到不等练习 根据汉语提示，补全英语句子。1) The shop keeps_(商品品种多) . 2)_(年龄范围)i s from six to twelve years old.3)The temperature_(在15度到35度之间).4)We should _(列身于; 站在的方面)on the side of law and order.Keys: 1)a wide range of goods 2) The age range 3) ranges from 15 to 35 degrees 4)rang

21、e ourselves5 average adj.平均的;一般的，普通的，中等的 n.平均，平均数典例1) His average result of this three subjects is 96. 他三科的平均成绩是96。2) The average of 4, 8, and 60 is 24。 4、8和60的平均数是24。The average age of the boys in this class is fifteen. 这个班男生的平均年龄为十五岁。It was an average piece of work.那是一件普通的作品。The average man is not

22、 interested in this subject. 普通人一般对这个题目不感兴趣。重点用法on average 平均地；通常 above/below average 高于/低于平均数/水平an average of . 的平均数up to average 达到平均数高手过招选词填空(ordinary/average/normal/common）Though she is CEO of a big company, she is a(n) woman in the eyes of her families.Relations between the two countries have b

23、een restored to . Its a bag, and you can find it in every store.Letterboxes are much more in the UK than in the US, where most people have a mailbox instead.答案： average normal common ordinary6. existence n.生存典例1) Anything in existence is reasonable.所有的存在都是合理的。2) In the middle age, no one doubted abo

24、ut the existence of God中世纪时没人怀疑上帝的存在重点用法in existence存在exist v.存在练习 汉译英1) 富裕和贫穷同时存在于这个世界里。 _2） 人们认为他是这个世界上最好心的人。 _Keys: 1) Wealth and poverty exist at the same time in the world. 2) He is believed to be the kindest person in existence.7. refresh v.(使)精神振作, (使)精力恢复, 更新典例1) When tired, you can refresh

25、yourself with a cup of tea困时喝杯茶提神2) Refresh storage battery in case of being out of energy halfway.给蓄电池充电以免半路没电。3) The host refreshed our teacups. 主人又为我们斟茶。练习 汉译英1) 长时间工作后，一杯冰水使他精神振作。 _2) 有时一件小东西也会唤起人们的记忆 _Keys: 1) A cup of icy water refreshed him after a long times work. 2) Sometimes, a small thing

26、 all can refresh your memory 8. subscribevi. 同意；捐赠；订阅vt. （签署）文件；捐助常用结构：subscribe to . 同意，赞许；（在文件等下面）签名，署名subscribe sth. to . 捐助subscribe to/for . 订阅；订购(书籍等)He did not subscribe to my proposal. 他不赞同我的建议。He subscribed a large sum to the relief fund. 他向救济基金捐赠巨资。He subscribed his name to a petition. 他在请

27、愿书上签名。高手过招翻译句子只有疯子才会同意这样的观点。我订了一份妇女周刊。答案：No one but mad people would subscribe to such views.I subscribed to a Weekly Womens magazine. 9.oppose vt. 反对； 反抗；对抗；（与to连用）使反对，使相对Many members of the council opposed the building of the luxury houses in the centre of the city.许多议会议员反对在市中心建造豪华型住宅。My mother is

28、 opposed to the new plan. 我妈妈是反对这个新计划的。Many residents are opposed to the plan of building the motorway.许多居民反对修建那条高速公路的计划。常用结构：be opposed to （表示对比）而，相对于易混辨析 oppose/object/resist oppose 为常用词，指“对某人、某事采取积极行动来反对”，强调动作,尤指“反对一种观念、思想、计划等”。 object 常指“用言论或论据等表示反对”, 强调“个人嫌厌”和“由于与个人有关，因此提出反对意见”。 resist指“积极地反抗、对

29、抗”；“用武力阻止的前进”。 高手过招单项填空The professor, out the project, made a comment on the report.A. was opposed to carry B. opposed to carry C. opposed to carrying D. opposed carrying 解析：选C。短语be opposed to sth./doing sth.意为“反对/某事/做某事”，其中to是介词。此处用过去分词作后置定语，相当于定语从句 who was opposed to carrying。10.consequence n.C结果；

30、后果；影响Im quite willing to accept the consequences. 我完全愿意承担后果。You should know the consequence of not studying hard.你应该知道不用功学习的后果。This had the unexpected consequence that he got fired.这件事有了意外的后果，那就是他被革职了。常用结构：as a consequence (of .)=in consequence (of .)=as a result (of .) 结果;因此；由于的原因联想拓展consequent adj

31、.（+on/upon） 因而起的；随之发生的consequently adv. 结果；因此；必然地 高手过招翻译句子降雨量很大，结果田地被淹了。他努力学习，因此通过了考试。答案：The rain was heavy and consequently the land was flooded.He studied hard, and in consequence he passed the exam. 11.blame v. 埋怨,责备常用结构：be to blame 应受谴责,应负责任blame something on sb. 把归咎于blame sb. for sth./doing sth

32、. 因而责备某人City residents also blame migrant workers for the sharp rise in the urban crime rate.城市居民还责怪民工造成了城市犯罪率的大幅度上升。They blamed the failure on George. 他们把失败归咎于乔治。Blame me if I dont. 我要是不这样做,随你怎么办好了。联想拓展blameful adj. 该受责备的，有过错的 blameless adj. 无可责难的,无过错的 blameworthy adj. 该受责备的高手过招单项填空He deserved to h

33、is carelessness.A. blamed for B. be blamed forC. blame for D. be blame for解析：选C。be to blame应受谴责,应负责任，不能用于被动语态。pare v比较(1)compare.with/to.把与比较；对照compare.to.把比作compare.and.比较和compare notes(with sb.)(与某人)交换看法或意见(2)comparison n比较，对照，对比for comparison供比较，对照by comparison比较起来，较之by/in comparison(with.)(与)相比较

34、comparable adj.可比较的，类似的compared to/with.与相比较而言(常置于句首作状语)(3) 在作“与比较”讲时，既可以用compare.with.，也可用compare.to.，但是在作“把比作”讲时，只能用to。完成句子(1)You can _(比较两者)and take the better one.(2)He _(把她比作玫瑰)(3)He _(拿他的相机与我的比较)(4)_(与40年前相比)，standards in health care have improved enormously.答案：(1)compare the two(2)compared he

35、r to a rose(3)compared his camera with/to mine(4)Compared to/with 40 years agoV. 词组1. come about 发生【典例】1) How did this come about? 这是怎么发生的? 2) I dont know how it came about but Ive got a dent in the rear of my car. 我不知道是怎么回事，但我的汽车后部有了一个凹痕。短语归纳 关于come的其他短语:come across 偶然发现；被理解；提供come into being 发生；产生

36、；出现；形成 come into power 开始执政；当权；当选 come into effect/force 开始生效；开始实行 come into existence 形成；产生；开始存在 come into fashion 开始流行 come off （头发、牙齿、纽扣）脱落；离开 come on 上场；开始；赶快；加油come out 出来，发芽；出版；说出；洗掉come to know/realize/understand 开始了解到/意识到/明白 come up with 找到（答案）；拿出（一笔钱等）赶上，提出come along 出现, 发生；come to 达到；come

37、to oneself 苏醒, 醒悟；【链接高考】Its already 10 oclock. I wonder how it _ that she was two hours late on such a short trip. A. came over B. came out C. came about D. came up答案与分析：C。考查动词come构成的短语。A为“过去”；B为“出来”；D为“出现，到来”；为“发生”。2.How did it that you made such a silly mistake?I myself havent figured it out yet.A

38、. bring about B. come aboutC. come across D. come on 解析：选B。句意为：怎么会发生这么愚蠢的错误？我自己也搞不明白。come about 发生，指事情发生的原因，常与how连用。其他选项无此用法。 2. quantities of 大量的 （可数或不可数）典例1) Before they enter an entrance examination, they have to do quantities of exercise.在参加入学考试前，他们得做大量的练习。2) He drinks large quantities of water every day.他每天都喝大量的水。Quantities of apples were on the table.桌子上有很多苹果。Huge quantities of oil were shipped to Japan last year.去年大量的石油被海运到日本。短语归纳 A (large) quantity of /quantities of+名词（可数/不可数）A mount of/ amounts of+不可数名词in quantity/i