高考英语大一轮复习Unit4Globalwarming课件新人教版.ppt

Global warming,Book 6 Unit 4,晨背佳作 积累素材,话题词汇 1.environmentally friendly环保的 2.pollutant n.污染物 3.recycle v.回收 4.non-renewable adj.不可再生的 5.disastrous adj.灾难性的 6.alternative energy替代能源 7.endangered species濒危物种 8.limited natural resources有限的自然资源 9.global warming全球变暖 10.arouse peoples awareness of environmental protection提高公众的环保意识,话题佳作 假设你所在的学校英语角要举行一次以“低碳环保生活”为主题的活动，用英语写一篇演讲稿，建议那些坐私家车上学的同学采取更加环保的交通方式上学。要点如下： 1.私家车排放废气是空气污染的一个主要原因； 2.建议大家骑自行车、乘坐公交车等公共交通工具上学； 3.如果每个人都这样做，将是对环保极大的贡献。,佳作欣赏 Boys and girls，the topic of my lecture is to go to school in an envir-onmentally friendly way. As we all know，automobile exhaust gases are considered one of the major sources which are poisoning the air badly. So we can choose an environmentally friendly way to go to school. That is to say we should avoid taking a private car. Instead we should choose public transport. If possible，we can ride a bike or take a bus to school. If every one of us follows the suggestions above，we are going to contribute a lot to the environment protection.,名师点睛 本文是一篇演讲稿，以第一人称和一般现在时态为主。本文结构分为三部分：1.问候并交待演讲主题用环保的交通方式上学。2.围绕主题进行阐述：汽车尾气污染环境；可以使用绿色环保的方式上学来减少这种污染；可以乘坐公共交通工具或骑自行车上学。3.总结：号召大家绿色出行。本文中使用了定语从句、状语从句、省略句等。作者还注重运用了一些恰当的关联词语，如that is to say，instead等，使文章过渡自然，衔接紧密。,基础排查 点拨要点,语篇训练 提升能力,内容索引,教材升华 综合运用,基础排查 点拨要点,A.写作必记单词 1.oppose vt.反对；反抗；与(某人)较量 (1)be to反对(to为介词) (2)Could it be the pattern that two things make， (相对 于) three? (3)In Creation or Evolution，Michael Ebifegha examines these two (oppose) world views within the structure of empirical(实 证的) science. (4)The present opposed (give) military aid to this country.,1,opposed,as opposed to,opposed,giving,2.consequence n.后果；结果；影响 consequence ( a consequence) 结果 in consequence of (as a consequence of)由于的原因 be consequence重要的 3. vt.陈述；说明 n.陈述，声明 4. adj.平稳的；持续的；稳固的,in,as,of,state,statement,steady,5.tendency n.倾向；趋势 (1) v.趋向；易于；照顾 (2)tend .倾向于做 tend sb.照顾某人 (3)Some think that a womans body cells (有 的倾向) age more slowly than a mans.(2016四川),tend,to do,to,have a tendency to,6.average adj.平均的 (1) / (the) average在平均水平以上/以下 (2)The common cold is a good example：women， (平均)， get fewer colds than men.(2016四川) (3)Last year was the warmest year on record，with global temperature 0.68 above the average. 去年是有记录以来最暖和的一年，全球气温比平均气温高0.68。 (2015重庆),above,below,on average,7. n.污染；弄脏 vt.污染 8.circumstance n.环境；情况 (1) no circumstances决不 any circumstances在任何情况下 (2)Under no circumstances must you leave the house. 你决不能离开房子。,pollution,pollute,in/under,in/under,circumstance表示“情况，情形，环境”等，通常用复数。,9. n.教育家；教育工作者 vt.教育 n.教育 10.contribution n.贡献；稿件；捐赠物 (1) v.贡献；投稿；有助于 (2)contribute 有助于；促使 (3)Who (对做出巨大贡献) the civil rights movement in the U.S.？(2016全国) (4)Everyone on the team contributed to (win) the game.,educator,educate,education,contribute,to,made a great contribution to,winning,B.阅读识记单词 11.consume vt.消费；消耗；耗尽；吃完 n.消费者；用户；消耗者 n.消耗(量) 12.random adj. random 随机地；胡乱地 13.phenomenon n. n.现象(复数),consumer,consumption,at,phenomena,现象,胡乱的；任意的,14.subscribe vi. vt. (1)subscription n. (2)subscribe 同意，赞成；订购；捐助 15.quantity n.数量；量 (1)in (in large )大量 (2)Why does the lake smell terrible? Because large quantities of water (pollute).,同意；捐赠；订阅,签署(文件)；捐助,订阅费，订购,to,quantity,quantities,have been polluted,“a quantity of名词”作主语，谓语动词的数原则上与其中的名词的数保持一致，但“quantities of名词”作主语，谓语动词用复数形式。,16.data n.,资料；数据,data作主语时，谓语动词可用单数也可用复数。,17.mild adj. 18.range n. (1) 一系列 (2)Its (超出的范围) my ability.,温和的；温柔的；淡的,种类；范围,a range of,beyond/out of the range of,19.glance vi. n. He must have sensed that I was looking at him. He suddenly glanced me and said quietly，“Why are you staring at me like that？” (填介词)(2015湖南) 20. adj.分布广的；普遍的 21.existence n. existence现存；存在 come existence开始形成,看一下；扫视,一瞥,at,widespread,生存；存在,in,into,22.advocate vt. n. The author writes the passage mainly to advocate (teach) literature to touch the heart.,拥护；提倡；主张,拥护者，支持者，提倡者,teaching,advocate后跟动词时用动名词形式。,mitment n. commit vt. 24.growth n. grow vt. vi. 25.electrical adj. electric adj. electronic adj. electricity n. 26.casual adj.,承诺；交托；信奉,犯(罪/错)；承诺，保证；交托,增长；生长,种植，生长,电的；与电有关的,电的，用电操作的,电子的,电,随便的；漫不经心的；偶然的,27.refresh vt. (1)To have your company exhibit such good service is unbelievably (refresh). (2)A hot bath is a great (refresh) after a days work. (3)I awoke feeling rested and (refresh). 28.disagreement n.,使恢复；使振作；使想起,refreshing,refreshment,refreshed,分歧；不一致,1. 发生；造成 How does come about that you were caught by the police？(填代词),2,come about,it,come about相当于happen或occur，均无被动形式。,2. 上升；增长；升起 3. 导致 Hard work results in success.(同义句转换) Success results hard work. 4. 即使 5. 继续,go up,result in,from,even if,keep on,6. 大体上；基本上 (1) a whole整体上；一般说来 (2)On the whole，Brookss story is acceptable if uninspired. 总体而言，Brooks的故事是可接受的，即使是缺乏创见的。 (2015湖北) 7. 代表一方；作为的代言人 On behalf of my school，I would like to express my feelings. 代表我的学校，我想表达一下我的感想。(2016天津) 8. 忍受；容忍 9. 等等；诸如此类,on the whole,as,on behalf of,put up with,and so on,1. that the earth is becoming warmer and that it is human activity that has caused this global warming rather than a ra- ndom but natural phenomenon. 毫无疑问，地球正变得更加暖和，并且全球变暖是人为的，而不是 随意的自然现象。,3,There is no doubt,2. the amount of carbon dioxide and other greenhouse gases，the climate is going to keep on warming for decades or centuries. 即使我们开始减少二氧化碳和其他温室气体的含量，在(未来)几十年 或几个世纪内，气候仍会持续转暖。 3.It is OK to leave an electrical appliance on ，turn it off! 只要你在使用电器设备，你便可以把它开着，如果不用就把它关掉！,Even if we start reducing,so long as you are using it,if not,so long as (as long as)只要，引导条件状语从句。as long as还可译为“长达，和一样长，和一样长久”。 (1)They believe I can succeed next time as long as I work harder. 他们相信只要我更加努力学习下次我就能成功。 (2)The desk is as long as five metres. 这张桌子长达5米。,4. from new materials，so，if you can，buy things made from recycled materials. 用新材料来制作物品要花费大量的能源，因此，只要有可能，就买 那些用回收材料制成的物品吧。,It takes a lot of energy to make things,教材升华 综合运用,.教材与语法填空 There is no doubt 1. the earth is becoming warmer but there is a fierce debate over whether it is human activity that has caused this global warming 2. it is just a natural phenomenon. Many scientists like Dr.Janice Foster believe that people have caused 3. increase in the earths temperature by burning fossil fuels like coal，natural gas and oil to produce energy whose byproducts 4. (call) “greenhouse” gases，the most important one 5. (be) carbon dioxide.,that,or,the,are called,being,These gases trap heat from the sun and therefore warm the earth， without 6. the earth would be about thirty-three degrees Celsius cooler 7. it is.But 8. (increase) amount of extra carbon dioxide means that more heat energy is trapped in the atmosphere causing the global temperature to go up.,which,than,increased,9. the other hand，scientists like George Hambley believe that any warming will be mild with few bad environmental consequences and more carbon dioxide is 10. (actual) a positive thing.,On,actually,suggestions,.教材与短文改错 I am doing a project on behalf of my school about global warming.Sometimes I felt that individuals can not have any effect at such huge environmental problems.Anyway，Im not sure where to start it with my project.So I would love to get any suggestion.It is suggested that we took many measures.For example，we can buy things making from recycled materials.Planting trees is also good way.,feel,on,take,made, a,Important ，we can ask your family and friends to work together with us.We can get our parents to buy products that are made to save energy. Rememberingour contribution counts.,Importantly,our,Remember,.教材与微写作 写作素材(关于环保) 1.不同的科学家对全球变暖有不同的看法。 2.有些科学家同意全球变暖是个灾难。 3.全球气温不断增长可能会导致洪水、干旱和饥荒。 4.其他科学家反对这种观点，认为这种变暖会很温和。 5.它不会在环境方面导致严重的后果。 提示：黑体部分用本单元词汇表达，并且请使用that引导的同位语从句，现在分词短语作状语。,连句成篇(将以上句子连成一篇50词左右的英语短文),Different scientists have different opinions on global warming.Some scientists subscribe to the view that global warming will be a catastrophe.The global temperature goes up steadily，which results in floods，drought and famines.Others are opposed to this，saying the warming will be mild with no severe environmental consequences.,语篇训练 提升能力,. 阅读理解, . 七选五, . 完形填空,. 阅读理解,(2016湖南益阳箴言中学月考) Wilma Subra had no intention of becoming a public speaker.After graduating from college with degrees in chemistry and microbiology，she went to work at Gulf South Research Institute in Louisiana. As part of her job，she conducted field research on toxic(poisonous) substances in the environment，often in minority communities located near large industrial polluters.She found many families were being exposed to high，sometimes deadly levels of chemicals and other toxic substances.But she was not allowed to make her information public.,Frustrated by these restrictions，Subra left her job in 1981，created her own company and has devoted the past two decades to helping people fight back against giant industrial polluters.She works with families and community groups to conduct environmental tests，interpret test results，and organize for change. Because of her efforts，dozens of toxic sites across the country have been cleaned up.And one chemical industry spokesperson calls her “a top gun” for the environmental movement.,How has Subra achieved all this？Partly through her scientific training.Partly through her commitment to environmental justice.But just as important is her ability to communicate with people through public speaking.“Public speaking，” she says，“is the primary vehicle I use for reaching people.”,If you had asked Subra before 1981 “Do you see yourself as a major public speaker？”， she would have laughed at the idea.Yet today she gives more than one hundred presentations a year.Along the way，shes lectured at Harvard，testified before Congress，and addressed audie-nces in 40 states，as well as in Mexico，Canada，and Japan.,细节理解题。根据第二段提到的“As part of her job，she conducted field research on toxic(poisonous) substances in the environment，often in minority communities located near large industrial polluters.”故选C项。,1.What did Wilma Subra study for her job before 1981? A.Chemistry and microbiology. B.Families affected by toxic chemicals. C.Toxic substances in the environment. D.Minority communities near industrial polluters.,答案,解析,1,2,3,4,2.Why did Wilma Subra quit her job in 1981? A.She wanted to create her own company. B.She preferred freedom to restrictions. C.She hoped to work with families and communities. D.She was forbidden to inform the public of toxic pollution.,答案,解析,1,2,3,细节理解题。根据第二段的“But she was not allowed to make her information public.”及第三段第一句“Frustrated by these restrictions，Subra left her job in 1981.”可知选D项。,4,3.Wilma Subra is called “a top gun” in the 4th paragraph for . A.her scientific training B.her efforts to fight against pollution C.her help in closing down dozens of toxic sites D.her strong belief in environmental justice,答案,解析,细节理解题。根据第四段第一句“Because of her efforts，dozens of toxic sites across the country have been cleaned up.”因为她的努力，许多有毒地点得到清理，所以化工业的发言人称她为“a top gun”。故选B项。,1,2,3,4,4.What does Wilma Subra think of “public speaking”？ A.She values it. B.She laughs at it. C.She is against it. D.She has no idea of it.,答案,解析,推理判断题。根据倒数第二段提到“Public speaking， she says，is the primary vehicle I use for reaching people.”可知她非常重视演讲。故选A项。,1,2,3,4,. 七选五,(2016甘肃庄浪四中模拟) The jobs of the future have not yet been invented. 1 By helping them develop classic skills that will serve them well no matter what the future holds.,答案,解析,D,So how can we help our kids prepare for jobs that dont yet exist?,根据空后的“By helping them develop classic skills that will serve them well”可知，空白处应填询问方式的问句，因此选D。,1.Curiosity Your children need to be deeply curious. 2 Ask kids，“What ingredients(配料) can we add to make these pancakes even better next time？” and then try them out.Did those ingredients make the pancakes better？What could we try next time?,答案,解析,A,Encourage kids to cook with you.,根据该空后面提供的语境“What ingredients(配料) can we add to make these pancakes even better next time？(下次我们可以添加什么配料来让这些薄煎饼更好吃呢？)”可知，与cook有关，故选A项(鼓励孩子跟你一起烹饪)。,2.Creativity True creativity is the ability to take something existing and create something new from it. 3 There are a dozen different things you can do with them.Experimenting with materials to create something new can go a long way in helping them develop their creativity.,答案,解析,C,We can give kids chances to think about materials in new ways.,本段标题是“Creativity”。第一句说，真正的创造性就是用现存的材料创造出新东西的能力。所以下文应该是给孩子提供机会使他们尝试创新。故选C。,3.Interpersonal Skills Understanding how others feel can be a challenge for kids.We know whats going on inside our own head，but what about others？Being able to read people helps kids from misreading a situation and jumping to false conclusions. 4 “Why do you think shes crying？” “Can you tell how that man is feeling by looking at his face？” “If someone were to do that to you，how would you feel？”,答案,解析,F,We can do this in real life or ask questions about characters in stories.,由空后的几个问题可以判断出本空与F项中的ask questions 关系密切，且F项与上下文衔接自然，故选F。,4.Self Expression 5 There are many ways to express thoughts and ideasmusic，acting，drawing，building，photography.You may find that your child is attracted by one more than another.,答案,解析,G,Being able to communicate ideas in a meaningful way is a valuable skill.,本段标题是“Self Expression”。根据下句“有很多表达想法的方式”可知，本空选G，意为“能够用有意义的方式表达想法是一种珍贵的技巧”。,A. Encourage kids to cook with you. B. And we cant forget science education. C. We can give kids chances to think about materials in new ways. D. So how can we help our kids prepare for jobs that dont yet exist? E. Gardening is another great activity for helping kids develop this skill. F. We can do this in real life or ask questions about characters in stories. G. Being able to communicate ideas in a meaningful way is a valuable skill.,. 完形填空,(2016四川巴中市月考) Once upon a time，Margaret came home from school with a drawing in her hand and very big tears in her eyes.She had 1 a picture of Tippitys garden with flowers and a boy 2 it.,draw画；buy买；borrow借；steal偷。她画了一幅有鲜花的Tippity花园的画。故选A。,1.A.drawn B.bought C.borrowed D.stole,答案,解析,(2016四川巴中市月考) Once upon a time，Margaret came home from school with a drawing in her hand and very big tears in her eyes.She had 1 a picture of Tippitys garden with flowers and a boy 2 it.,benefit from受益于； speak highly of称赞；make fun of取笑；be interested in对感兴趣。上文提到very big tears in her eyes可知是由于男孩嘲笑她，所以她才感到委屈流泪。故选C。,2.A.benefited from B.spoken highly of C.made fun of D.been interested in,答案,解析,“But it is good，” said Marga-rets mother.“Lets 3 it to Tippity and see what she thinks.”,produce生产；sell 卖；prov- ide提供；show展示。句意为：让我们拿给Tippity看，看她怎样想。此处指把画展示给Tippity，故选D。,3.A.produce B.sell C.provide D.show,答案,解析,Tippity looked at the picture and 4 ，“What a lovely drawing！,add增加；cry哭喊；smile微笑；deny否认。Tippity在称赞这幅画时应该是笑着说，故选C。,4.A.added B.cried C.smiled D.denied,答案,解析,You are a fine 5 .” Margaret felt a little better.“Its a picture of your garden，”she said.,actress女演员；student 学生；girl 女孩；artist画家，大师，艺术家。Tippity在称赞这幅 画，所以说画的作者是画家，故选D。,5.A.actress B.student C.girl D.artist,答案,解析,perfect完美的；attractive 吸引人的； terrible 糟糕的；unique独特的。因为男孩在嘲笑这幅画，故选C。,6.A.perfect B.attractive C.terrible D.unique,答案,解析,“But a boy at school said it was 6 .”,hear听到；change改变；see看到；do做。由后面“to show people what we see”可知，此处是“我们都用不同的方式看事物”，选C。,7.A.hear B.change C.see D.do,答案,解析,“Nonsense！” said Tippitiy. “We all 7 things in different ways and we all find our own 8 to show people what we see.,direction方向；way方式，方法；pattern模式；answer答案。我们都用自己的方式向别人展示我们所看到的。与上句的different ways呼应，故选B。,8.A.directions B.ways C.patterns D.answers,答案,解析,“Nonsense！” said Tippitiy. “We all 7 things in different ways and we all find our own 8 to show people what we see.,different不同的； intelligent聪明的；good 好的；humorous幽默的。每个人都是不同的，艺术是为每个人的。根据句意选A。,9.A.different B.intelligent C.good D.humorous,答案,解析,Everybody is 9 and art is for everybody.” “Lets go to see Uncle Dot and Ill show you what I mean.”,paint绘画；appreciate欣赏；take取得；watch看。Uncle Dot正在画一幅画，画中有两个渔夫正在船上工作。故选A。,10.A.painting B.appreciating C.taking D.watching,答案,解析,Uncle Dot was 10 a picture of two fishermen who were working on their boat.,stupid 愚蠢的；quiet 安静的；expensive昂贵的；nice好的。此处是Uncle Dot称赞Margaret的画，故选D。,11.A.stupid B.quiet C.expensive D.nice,答案,解析,“Well，this is 11 ！” Uncle Dot studied the drawing and said，“I like the way you showed all the 12 in Trippitys garden，and thats a very cheerful sun in the sky.Art is such great 13 ，isnt it？”,上文中提到a picture of Tippit-ys garden with flowers可知此处指花园里的花。选B。,12.A.birds B.flowers C.insects D.grasses,答案,解析,“Well，this is 11 ！” Uncle Dot studied the drawing and said，“I like the way you showed all the 12 in Trippitys garden，and thats a very cheerful sun in the sky.Art is such great 13 ，isnt it？”,power力量；influence影响；creation创造；fun乐趣。由下文中的“Everyone agreed that it was great fun.”可知该空填fun。,13.A.power B.influence C.creation D.fun,答案,解析,“Well，this is 11 ！” Uncle Dot studied the drawing and said，“I like the way you showed all the 12 in Trippitys garden，and thats a very cheerful sun in the sky.Art is such great 13 ，isnt it？”,work工作；chat聊天；draw 画；play玩。句意为：为什么大家不坐下来和我一起画一会呢？此处指一起画画。故选C。,14.A.work B.chat C.draw D.play,答案,解析,Everyone agreed that it was great fun. “Why dont all of us sit down and 14 with me for a while？I have lots of art supplies.Use 15 you like.”,whatever无论什么；however无论怎样；whoever无论谁；wherever无论哪里。句意为：喜欢什么就用什么。根据句意选A。,15.A.whatever B.however C.whoever D.wherever,答案,解析,Everyone agreed that it was great fun. “Why dont all of us sit down and 14 with me for a while？I have lots of art supplies.Use