2019-2020学年人教版英语选修六课件：Unit 4 Period Two

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1、,PART 1,基础自测,PART 2,互动探究,PART 3,达标检测,Period Two Warming Up & ReadingLanguage points,PART 1,基础自测,默写练习(一),.写出下列单词的汉语意思(共15小题；每题1分，满分15分) 1.renewable adj. _ 2.graph n. _ 3.random adj _ 4.fossil n. _ 5.byproduct n. _ 6.tend vi. _vt. _ 7.measurement n. _ 8.data n. _,查看答案,能再生的；可更新的,图表；坐标图；曲线图,胡乱的；任意的,化石；从

2、地下采掘出来的矿物,副产品,趋向；易于；照顾,照顾；护理,衡量；测量；尺寸,资料；数据,9.catastrophe n. _ 10.drought n. _ 11.famine n. _ 12.mild adj. _ 13.environmental adj. _ 14.range n. _ 15.glance vi. _n. _,查看答案,大灾难；浩劫,旱灾；干旱,饥荒,温和的；温柔的；淡的,环境的,种类；范围,看一下；扫视,一瞥,.写出下列汉语对应的英语单词(共10小题；每题3分，满分30分) 16. vt. 消费；消耗；耗尽；吃完 n. 消费者 17. n. 现象 (pl.) 18. v

3、i. 同意；捐赠；订阅vt. 签署(文件)；捐助 19. n. 量；数量 n. 质量 20. n. 趋势；倾向；走向,consume,phenomena,consumer,phenomenon,subscribe,quantity,quality,查看答案,trend,21. n. 洪水；水灾 22. vt. 反对；反抗；与(某人)较量 adj. 反对的；对立的 23. n. 结果；后果；影响 adj. 作为结果的；随之发生的 24. vt. 陈述；说明 n. 声明；阐述 25. adj. 平稳的；持续的；稳固的 adv. 平稳地；持续地,查看答案,flood,oppose,opposed,s

4、tate,consequence,consequent,statement,steadily,steady,.写出下列短语或短语对应的汉语意思(共10小题；每题2分，满分20分) 26.与相比 _ 27.发生；造成 _ 28.同意；赞成；订购 _ 29.大量的 _ 30.上升；增长；升起 _ 31.make accurate measurements of _ 32.导致 _ 33.反对 _ 34.即使 _ 35.继续 _,compare.to/with,come about,subscribe to,quantities of,go up,对做精确的测量,result in,be oppos

5、ed to.,even if/though,keep on,查看答案,.完成句子(共5小题；每题7分，满分35分) 36. the earth is becoming warmer (see Graph 1) and that it is human activity that has caused this global warming rather than a random but natural phenomenon. 毫无疑问，地球正变得更加暖和(见图表1)，并且全球变暖是人类活动造成的，而不是随意的自然现象。 37.It means that more heat energy te

6、nds to be trapped in the atmosphere _. 它意味着更多的热能将被困在大气层中，从而引起全球气温上升。,查看答案,There is no doubt that,causing,the global temperature to go up,38.They also agree that has resulted in this increase in carbon dioxide. 他们还赞同这种观点：正是由于越来越多的化石燃料的燃烧导致了二氧化碳的增加。 39.On the other hand，there are those，like George Ham

7、bley，_and believe that we should not worry about high levels of carbon dioxide in the air. 另一方面，有一些科学家，像乔治汉布利，反对这种观点，他们认为我们不必担心空气中高含量的二氧化碳。,查看答案,it is the burning of more and more fossil fuels that,who are opposed,to this view,40. carbon dioxide and other greenhouse gases，the climate is going to kee

8、p 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，气候仍会持续变暖。,查看答案,Even if we start reducing the amount of,PART2,互动探究,探究重点 互动撞击思维,So how has this come about and does it matter?那么，这种温度的增长是怎样发生的呢？会造成什么影响呢？,1,come about发生；造成,come out出版；结果是；出来；开花 come up发芽；开始；走近；被提出 come up with

9、想出,重点词汇,(1)The argument came about when they talked about how snakes produce poison. 他们在讨论蛇是怎样产生毒液时产生了争论。 (2) he failed in the exam? 他怎么会考试不及格呢？ (3)It is said that his new book will next week. 据说，他的新书将在下周出版。 (4)The man to me and asked me to help him. 这个人走到我跟前，向我求助。 单句改错 (5)The young man came up a go

10、od idea at the meeting yesterday.,查看答案,How did it come about that,come out,came up, with,The problem begins when we add huge quantities of extra carbon dioxide into the atmosphere.当我们在大气层中增加了大量额外的二氧化碳时，问题就来了。,quantity n.量；数量,2,a quantity of/quantities of大量的 in quantity/in large quantities大量地 注意 a qu

11、antity of/quantities of后面既可以接可数名词也可以接不可数名词。 “a quantity of名词”作主语时，谓语动词与名词保持数的一致；而“quantities of名词”作主语时，谓语动词用复数。,(1)The factory needs a large quantity of workers. 这个工厂需要很多工人。 (2)It is cheaper to buy goods in quantity/in large quantities. 大量购物比较便宜。 (3)A large quantity of money (spend) on the project s

12、o far. 目前，这个工程已经花费了大量资金。 (4)Large quantities of good soil (wash) away by the heavy rain. 大雨冲走了大量沃土。,查看答案,has been spent,were washed,tend vi.趋向；易于；照顾；vt.照顾；护理,3,It means that more heat energy tends to be trapped in the atmosphere causing the global temperature to go up.它意味着更多的热能将被困在大气层中，从而引起全球气温上升。,t

13、end (to).照料，护理tend to do sth. 易于做某事；倾向于做某事 tendency n.倾向；趋势have a tendency to do sth. 喜欢做某事；倾向于做某事,查看答案,(1)Many people tend to talk about traditions without knowing what they really are.(2018全国) 现在很多人在对传统不甚了解的情况下，还往往对传统夸夸其谈。 (2)She is tending (to) her sick mother at home. 她正在家里照顾生病的母亲。 (3)She tends

14、(get) angry when you disagree with her. 你不同意她的意见时，她往往会生气。 (4)The woman has a strong natural (tend) to be cautious. 这个女人天生小心谨慎。,tendency,to get,They also agree that it is the burning of more and more fossil fuels that has resulted in this increase in carbon dioxide.他们还赞同这种观点：正是由于越来越多的化石燃料的燃烧导致了二氧化碳的增

15、加。,result in产生，导致(cause/lead to),4,result from由于；由造成 as a result结果，因此 as a result of作为的结果；因为,(1)His carelessness resulted in the accident. The accident resulted his carelessness. 他的粗心导致了这次事故。 (2) ，people will eat more food to try to make up for that something missing.(2017全国) 结果，人们会吃更多的食物来补上缺失的东西。 单

16、句改错 (3)He was often late for work.As a result of，he lost his job.,查看答案,from,As a result,be opposed to反对,5,On the other hand，there are those，like George Hambley，who are opposed to this view and believe that we should not worry about high levels of carbon dioxide in the air.另一方面，有一些科学家，像乔治汉布利，反对这种观点，他

17、们认为我们不必担心空气中高含量的二氧化碳。,opposed adj.相反的；对立的 oppose vt.反对；反抗；与(某人)较量oppose (doing) sth. /sb. doing sth. 反对(做)某事/反对某人做某事,(1)Many farmers opposed the plan because they feared that wolves would kill their farm animals or pets. 很多农民反对这个计划，因为他们害怕狼会杀死他们农场的动物或宠物。 (2017全国) (2)The husband strongly opposed his w

18、ife (go) there alone. 这位丈夫强烈反对妻子独自去那里。 单句改错 (3)She is strongly opposed against their plan.,going,查看答案,to,consequence n.结果；后果；影响,6,They predict that any warming will be mild with few bad environmental consequences.他们预言说，变暖的情况不会很严重，对环境的影响也不会太坏。,as a consequencein consequence结果；因此as a consequence ofin

19、consequence of由于的缘故 consequent adj.作为结果的；随之发生的 consequently adv.所以；因此；结果,(1)It rained yesterday.As a consequence，the match was cancelled. 昨天下雨了，结果比赛被取消了。 (2)The warming of the earth and the consequent climatic changes affect us all. 地球变暖以及随之发生的气候变化影响着我们所有人。 (3)My car broke down and (consequent) I wa

20、s late. 我的汽车抛锚了，结果，我迟到了。 单句改错 (4)The ceremony has been put off as a consequence the bad weather.,查看答案,consequently, of,In fact，Hambley states，“More carbon dioxide is actually a positive thing.It will make plants grow quicker；crops will produce more；it will encourage a greater range of animalsall of

21、which will make life for human beings better.”实际上，汉布利说道：“二氧化碳含量的增加实际上是件好事。它使植物生长得更快，庄稼产量更高，还会促进动物的生长所有这些都能改善人类的生活。”,state vt.陈述；说明；声明；n.状况，情况；国家 range n.种类；范围；v.排列；(在一定范围内)变化，变动,7,It is stated that.据说statement n.声明；陈述make a statement作出陈述；发表声明 a range of一系列out of ones range超出某人的范围range from A to B 从A

22、到B变动,(1)It is stated that we use only 10 percent of our brain. 据说，我们只运用了大脑的10%。 (2)The man refused to make a (state)，which made the reporters disappointed. 这个人拒绝发表声明，使得记者们都很失望。 (3)The team will hold a range activities，including some training and matches.(2017全国) 球队将举行各种活动，包括一些训练和比赛。 (4)The national

23、park has a large collection of wildlife， (range) from butterflies to elephants.(2017北京) 国家公园有许多的野生动物，从蝴蝶到大象都有。,statement,查看答案,of,ranging,glance vi.匆匆一看；扫视；n.一瞥,8,Glance quickly at the magazine article and answer the questions. 快速浏览杂志文章并回答下列问题。,glance at浏览，扫一眼 take/give/have a glance at.粗略地看一下 at fir

24、st glance乍一看；乍看之下 at a (single) glance (只)看一眼；一眼；立刻,(1)He took/gave/had a glance at the newspaper headlines. 他匆匆看了一眼报纸上的标题。 (2) the problem seemed easy. 乍一看问题似乎很简单。 (3)He could tell what was wrong. 他一眼就看出了问题所在。,查看答案,At first glance,at a (single) glance,易混辨析 glance，glare，stare glance一瞥，匆匆一看，强调动作的短暂。

25、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，也可指吃惊、害怕或深思地盯着看、凝视。,选词填空 glance，glare，stare (4)They stopped arguing and at each other. (5)The manager at the document and signed down his name. (6)Dont at a foreigner for a long time！Its rude!,查看答案,glared,glanced,stare,There is no doubt that the earth is becom

26、ing warmer (see Graph 1) and that it is human activity that has caused this global warming rather than a random but natural phenomenon.毫无疑问，地球正变得更加暖和(见图表1)，并且全球变暖是人类活动造成的，而不是随意的自然现象。,1,经典句式,There is no doubt意为“毫无疑问”，后接that从句或“about名词”结构。There is doubt意为“值得怀疑”，后接whether引导的从句或“about名词”结构。,doubt v.&n.意

27、为“怀疑；疑问”。 作动词时，用法如下： 在否定句或疑问句中，doubt后接that引导的宾语从句； 在肯定句中，doubt后面一般接whether或if引导的宾语从句。 作名词时，用法如下： 用于否定句或疑问句时，一般接that引导的同位语从句； 用于肯定句时，一般接whether引导的同位语从句。,(1)But the urge would no doubt be greater if you were living on the streets with little food and money.(2018北京) 如果你露宿街头，食不果腹又几乎没有什么钱，那么看到那么多的钱时，对钱的欲

28、望无疑会更大。 (2)There is no doubt that you are supposed to know about the history of the Tang Dynasty in advance.(2017全国) 毫无疑问，你应该提前了解关于唐朝的历史。 (3)There is some doubt he will pass the final exam. 他能否通过期末考试，还有些疑问。,查看答案,whether,(4)I dont doubt my daughter will have a bright future. 我毫不怀疑我的女儿会有光明的未来。 (5)I do

29、ubt our class will win the final match. 我们班是否会赢得最后的比赛，我对此持怀疑态度。,查看答案,that,whether/if,even if相当于even though，引导让步状语从句，意为“即使；尽管”。,2,Even if we start reducing 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

30、(未来)几十年或几个世纪内，气候仍会持续变暖。,(1)Well make a trip even if/though the weather is bad. 即使天气不好，我们也要去旅行。 (2)Be open-minded to different opinions . 尽管你不喜欢不同的观点，对它们也要采取开放的胸怀。,even if/though you dont like them,查看答案,易混辨析 even if/though，as if/though even if/though引导让步状语从句，意为“尽管；即使；虽然”。 as if/though用于引导方式状语从句或表语从句，

31、意为“就像似的；似乎；仿佛”。,选词填空 even if/though，as if/though (3)They are talking they had seen a ghost. (4) you dont like this film，youd better see it.,as if/though,Even if/though,查看答案,PART3,达标检测,当堂检测 基础达标演练,1.As a (consequent) of oversleeping this morning，I was late for school. 2.I tend (wake) up early in the

32、morning to do morning exercises outdoors. 3. a result of destroying the forests，large quantities of desert have covered the land. 4.Your (state) is too general.Could you be more specific about what youre going to do in the future? 5. (oppose) to the new plan，most of the members left the meeting room

33、. 6.She has many kinds of jobs， (range) from cook to model.,.单句语法填空,查看答案,consequence,to wake,As,statement,Opposed,ranging,7. the price of wheat will go up. 毫无疑问，小麦的价格将会上涨。 8. ，I will not go to his birthday party. 即使受到邀请，我也不去参加他的生日聚会。 9.He and recognized his uncles handwriting. 他瞥了一眼那个信封，认出是他叔叔的笔迹。 10.Great quantities of sand the hillside by the rain. 雨水把大量的泥沙冲下山坡。,.完成句子,There is no doubt that,Even if/though (Im) invited,took a glance at/glanced at the envelope,were washed down,查看答案,