人教版高二英语选修六Unit4GlobalwarmingLanguagepoints课件.ppt（纯ppt,可能不含音视频素材）

1、To learn to use the words and sentences:come about;subscribe to;quantities of;tend;resulted in;range;even if;glance 1.That probably does not seem much to you or me,but it is a rapid increase when compared to other natural changes.2.There is no doubt that the earth is becoming warmer and that it is h

2、uman activity that has caused this global warming rather than a random but natural phenomenon.3.All scientists subscribe to the view that the increase in the earths temperature is due to the burning of fossil fuels like coal,natural gas and oil to produce energy.4.Without the green house effect,the

3、earth would be about thirty-three degrees Celsius cooler than it is.5.On the one hand,Dr Foster thinks that any trend in which the temperature increases by 5 degrees would lead to a catastrophe.6.On the other hand,there are those,like George Hambley,who are opposed to this view and believe that we s

4、hould not worry about high levels of carbon dioxide in the air.1.So how has this come about and does it matter?come about是不及物动词短语是不及物动词短语,意为意为“发发生生”。Please tell me how the accident _.I am still in the dark.A.came by B.came outC.came to D.came about人教版高二英语选修六人教版高二英语选修六Unit 4 Global warming Language p

5、ointsUnit 4 Global warming Language points课件课件(共共5959张张PPT)PPT)人教版高二英语选修六人教版高二英语选修六Unit 4 Global warming Language pointsUnit 4 Global warming Language points课件课件(共共5959张张PPT)PPT)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 abo

6、ut D.came up 人教版高二英语选修六人教版高二英语选修六Unit 4 Global warming Language pointsUnit 4 Global warming Language points课件课件(共共5959张张PPT)PPT)人教版高二英语选修六人教版高二英语选修六Unit 4 Global warming Language pointsUnit 4 Global warming Language points课件课件(共共5959张张PPT)PPT)2.All scientists subscribe to the view that the increase

7、in the earths temperature is due to the burning of fossil fuels like coal,natural gas and oil to produce energy.所有的科学家所有的科学家赞同赞同这种观点这种观点:人们为了生人们为了生产能量而燃烧化石燃料产能量而燃烧化石燃料(如煤、天然气和如煤、天然气和石油等石油等),从而引起了地球温度的升高。从而引起了地球温度的升高。人教版高二英语选修六人教版高二英语选修六Unit 4 Global warming Language pointsUnit 4 Global warming Langu

8、age points课件课件(共共5959张张PPT)PPT)人教版高二英语选修六人教版高二英语选修六Unit 4 Global warming Language pointsUnit 4 Global warming Language points课件课件(共共5959张张PPT)PPT)【语境展示语境展示】1)Which journals does the library subscribe to?2)How much did you subscribe to the charity?3)I dont subscribe to such view.4)He subscribed his n

9、ame to a petition.捐款捐款,捐助捐助 订购订购,订阅订阅同意同意,支持支持(在文件等下面在文件等下面)签名签名人教版高二英语选修六人教版高二英语选修六Unit 4 Global warming Language pointsUnit 4 Global warming Language points课件课件(共共5959张张PPT)PPT)人教版高二英语选修六人教版高二英语选修六Unit 4 Global warming Language pointsUnit 4 Global warming Language points课件课件(共共5959张张PPT)PPT)翻译下面句子

10、。翻译下面句子。1)I subscribe to a few charities.我捐助一些慈善机构。我捐助一些慈善机构。2)Do you subscribe to her pessimistic view of the state of the economy?你是否同意她对经济状况所持的悲观看法？你是否同意她对经济状况所持的悲观看法？3)We subscribe to all the main medical journals.我们订阅所有主要的医学期刊。我们订阅所有主要的医学期刊。人教版高二英语选修六人教版高二英语选修六Unit 4 Global warming Language poi

11、ntsUnit 4 Global warming Language points课件课件(共共5959张张PPT)PPT)人教版高二英语选修六人教版高二英语选修六Unit 4 Global warming Language pointsUnit 4 Global warming Language points课件课件(共共5959张张PPT)PPT)3.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当我们在大气层中增加了大量额

12、外的二氧化碳时氧化碳时,问题就来了。问题就来了。quantities of 大量的大量的其后既可以跟可数名词其后既可以跟可数名词,也可以跟不可也可以跟不可数名词。数名词。人教版高二英语选修六人教版高二英语选修六Unit 4 Global warming Language pointsUnit 4 Global warming Language points课件课件(共共5959张张PPT)PPT)人教版高二英语选修六人教版高二英语选修六Unit 4 Global warming Language pointsUnit 4 Global warming Language points课件课件(共

13、共5959张张PPT)PPT)e.g.Rose owns quantities of books.In summer,quantities of fruit and vegetables are preserved in the fridge.人教版高二英语选修六人教版高二英语选修六Unit 4 Global warming Language pointsUnit 4 Global warming Language points课件课件(共共5959张张PPT)PPT)人教版高二英语选修六人教版高二英语选修六Unit 4 Global warming Language pointsUnit 4

14、 Global warming Language points课件课件(共共5959张张PPT)PPT)当当“quantities of/a quantity of+名词名词”作作主语时主语时,谓语动词的数取决于谓语动词的数取决于quantity的数的数,而与所修饰的名词无关。而与所修饰的名词无关。e.g.There is a large quantity of snow in this area.There are quantities of snow in this area.人教版高二英语选修六人教版高二英语选修六Unit 4 Global warming Language points

15、Unit 4 Global warming Language points课件课件(共共5959张张PPT)PPT)人教版高二英语选修六人教版高二英语选修六Unit 4 Global warming Language pointsUnit 4 Global warming Language points课件课件(共共5959张张PPT)PPT)【拓展拓展】a great amount of 大量的，其后通常跟不大量的，其后通常跟不可数名词。可数名词。当当“an amount of/amounts of+不可数名不可数名词词”作主语时作主语时,谓语动词的数同样取决于谓语动词的数同样取决于amou

16、nt的数。的数。人教版高二英语选修六人教版高二英语选修六Unit 4 Global warming Language pointsUnit 4 Global warming Language points课件课件(共共5959张张PPT)PPT)人教版高二英语选修六人教版高二英语选修六Unit 4 Global warming Language pointsUnit 4 Global warming Language points课件课件(共共5959张张PPT)PPT)根据提示根据提示,补全下列句子。补全下列句子。1)Large quantities of beer _ (已被售出已被售出)

17、in this shop.2)_(大量的学生大量的学生)crowded into the library.have been soldQuantities of/A quantity of students人教版高二英语选修六人教版高二英语选修六Unit 4 Global warming Language pointsUnit 4 Global warming Language points课件课件(共共5959张张PPT)PPT)人教版高二英语选修六人教版高二英语选修六Unit 4 Global warming Language pointsUnit 4 Global warming Lan

18、guage points课件课件(共共5959张张PPT)PPT)4.It means that more heat energy tends to be trapped in the atmosphere causing the global temperature to go up.这意味着更多的热量被困在大气层中这意味着更多的热量被困在大气层中,从从而引起全球温度上升。而引起全球温度上升。tend vi.易于易于(tend to do sth.易于做某事易于做某事)趋向趋向(后常接后常接towards或或to)vt.照顾照顾,护理护理(tend to sb./sth.)人教版高二英语选修

19、六人教版高二英语选修六Unit 4 Global warming Language pointsUnit 4 Global warming Language points课件课件(共共5959张张PPT)PPT)人教版高二英语选修六人教版高二英语选修六Unit 4 Global warming Language pointsUnit 4 Global warming Language points课件课件(共共5959张张PPT)PPT)e.g.Janet tends to get very angry if you cant satisfy her demands.David tends t

20、owards obesity.Sofia was tending to her son in the bedroom.The nurse skillfully tended the soldiers wound.Mary will tend the garden while youre on vacation.人教版高二英语选修六人教版高二英语选修六Unit 4 Global warming Language pointsUnit 4 Global warming Language points课件课件(共共5959张张PPT)PPT)人教版高二英语选修六人教版高二英语选修六Unit 4 Gl

21、obal warming Language pointsUnit 4 Global warming Language points课件课件(共共5959张张PPT)PPT)翻译下列句子。翻译下列句子。1)他们表演的舞蹈风格多样他们表演的舞蹈风格多样,但多半倾但多半倾 向于民族舞。向于民族舞。2)这里春天雨水很多。这里春天雨水很多。The sort of dance they perform varies,but tends to folk style.It tends to rain a lot here in spring.人教版高二英语选修六人教版高二英语选修六Unit 4 Global

22、warming Language pointsUnit 4 Global warming Language points课件课件(共共5959张张PPT)PPT)人教版高二英语选修六人教版高二英语选修六Unit 4 Global warming Language pointsUnit 4 Global warming Language points课件课件(共共5959张张PPT)PPT)5.They also agree that it is the burning of more and more fossil fuels that has resulted in this increas

23、e in carbon dioxide.他们还赞同下述观点他们还赞同下述观点,正是由于越来越多燃正是由于越来越多燃烧化石燃料导致了二氧化碳的增加。烧化石燃料导致了二氧化碳的增加。result in 导致；结果；致使导致；结果；致使主语：起因主语：起因 in的宾语：结果的宾语：结果e.g.His angry words resulted in a fight.The talks resulted in reducing the number of nuclear weapons.人教版高二英语选修六人教版高二英语选修六Unit 4 Global warming Language pointsUn

24、it 4 Global warming Language points课件课件(共共5959张张PPT)PPT)人教版高二英语选修六人教版高二英语选修六Unit 4 Global warming Language pointsUnit 4 Global warming Language points课件课件(共共5959张张PPT)PPT)【拓展拓展】as a result 结果结果 result from 由由造成造成,因因而产生而产生 主语：结果主语：结果 from的宾语：原因的宾语：原因 as a result of 由于由于的结果的结果人教版高二英语选修六人教版高二英语选修六Unit

25、4 Global warming Language pointsUnit 4 Global warming Language points课件课件(共共5959张张PPT)PPT)人教版高二英语选修六人教版高二英语选修六Unit 4 Global warming Language pointsUnit 4 Global warming Language points课件课件(共共5959张张PPT)PPT)用含用含result的短语的正确形式填空。的短语的正确形式填空。1)The car accident last week _ the death of two passengers.2)He

26、 slipped and broke his leg._,he will have to be away from school for two months.As a resultresulted in人教版高二英语选修六人教版高二英语选修六Unit 4 Global warming Language pointsUnit 4 Global warming Language points课件课件(共共5959张张PPT)PPT)人教版高二英语选修六人教版高二英语选修六Unit 4 Global warming Language pointsUnit 4 Global warming Lang

27、uage points课件课件(共共5959张张PPT)PPT)3)The old man died last night _ a heart attack.4)It was believed that sickness often _ eating too much.resulted fromas a result of人教版高二英语选修六人教版高二英语选修六Unit 4 Global warming Language pointsUnit 4 Global warming Language points课件课件(共共5959张张PPT)PPT)人教版高二英语选修六人教版高二英语选修六Uni

28、t 4 Global warming Language pointsUnit 4 Global warming Language points课件课件(共共5959张张PPT)PPT)6.it will encourage a greater range of animals-all of which will make life for human being better.还会促进动物的生长还会促进动物的生长 所有这些都能改所有这些都能改善人类的生活。善人类的生活。range n.(变动或浮动的变动或浮动的)范围，界限，范围，界限，区间（常用结构：区间（常用结构：in the range

29、of,in.range）；）；一系列一系列(常用结构：常用结构：a range of)人教版高二英语选修六人教版高二英语选修六Unit 4 Global warming Language pointsUnit 4 Global warming Language points课件课件(共共5959张张PPT)PPT)人教版高二英语选修六人教版高二英语选修六Unit 4 Global warming Language pointsUnit 4 Global warming Language points课件课件(共共5959张张PPT)PPT)e.g.There will be an increa

30、se in the range of 0 to 3 percent.The product is aimed at young people in the 18-25 age range.I offered her a range of opinions.人教版高二英语选修六人教版高二英语选修六Unit 4 Global warming Language pointsUnit 4 Global warming Language points课件课件(共共5959张张PPT)PPT)人教版高二英语选修六人教版高二英语选修六Unit 4 Global warming Language points

31、Unit 4 Global warming Language points课件课件(共共5959张张PPT)PPT)range v.(在一定的范围内在一定的范围内)变化，变动变化，变动 （常用结构：（常用结构：range from.to.,range between.and.）；）；包括包括(从从到到)之间的各类事之间的各类事物（常用结构：物（常用结构：range from.to.）；）；徘徊，漫步，四处移动徘徊，漫步，四处移动人教版高二英语选修六人教版高二英语选修六Unit 4 Global warming Language pointsUnit 4 Global warming Langu

32、age points课件课件(共共5959张张PPT)PPT)人教版高二英语选修六人教版高二英语选修六Unit 4 Global warming Language pointsUnit 4 Global warming Language points课件课件(共共5959张张PPT)PPT)e.g.Costs range from 50 to several hundred dollars.Prices range between$50 and$250.The show attracted a wide audience,ranging from children to grandparent

33、s.The hens range freely about/over the farm.人教版高二英语选修六人教版高二英语选修六Unit 4 Global warming Language pointsUnit 4 Global warming Language points课件课件(共共5959张张PPT)PPT)人教版高二英语选修六人教版高二英语选修六Unit 4 Global warming Language pointsUnit 4 Global warming Language points课件课件(共共5959张张PPT)PPT)翻译下面句子。翻译下面句子。1)在我们的价格范围以内

34、，很难找到房在我们的价格范围以内，很难找到房 子。子。Its difficult to find a house in our price range.2)迈克做过不同的工作迈克做过不同的工作,从记者到教师。从记者到教师。Mike has had a number of different jobs,ranging from journalist to teacher.人教版高二英语选修六人教版高二英语选修六Unit 4 Global warming Language pointsUnit 4 Global warming Language points课件课件(共共5959张张PPT)PPT

35、)人教版高二英语选修六人教版高二英语选修六Unit 4 Global warming Language pointsUnit 4 Global warming Language points课件课件(共共5959张张PPT)PPT)3)这里有给孩子们提供的各种活动。这里有给孩子们提供的各种活动。There is a full range of activities for children.4)这些孩子的年龄在这些孩子的年龄在5到到15 岁之间。岁之间。The childrens ages range between 5 and 15.7.Even if we start reducing t

36、he amount of carbon dioxide.even if/though 即使，虽然即使，虽然(引导让步状引导让步状 语从句语从句)e.g.Even if you take a taxi,youll still miss your train.Cynthia is not ashamed of what she does,even if she ends up doing something wrong.【考例考例】He is so busy.He cannot afford enough time with his son _ he wants to.A.even if B.as

37、 if C.because D.before【点拨点拨】选选A。由。由He is so busy可知，后一可知，后一句要表达的是句要表达的是“他不能腾出足够的时间陪他不能腾出足够的时间陪儿子，即使儿子，即使(even if)他很想他很想”。8.Glance quickly at the magazine article and answer the questions.glance v.浏览浏览,粗略地看粗略地看(后常接介词后常接介词at/down/over/through)匆匆一看，扫视匆匆一看，扫视(后常接介词后常接介词 at/around)e.g.The man glanced nerv

38、ously at his watch.Lucy glanced around the restaurant.glance n.匆匆一看匆匆一看,一瞥一瞥have/take a quick glance at 匆匆看一眼匆匆看一眼at a glance 看一眼看一眼,立刻立刻at first glance 乍一看乍一看e.g.She had/took a quick glance at the newspaper and left.I could tell at a glance that it wasnt his own work.At first glance,organic farming

39、 looks much more expensive for the farmer.根据提示补全下面句子。根据提示补全下面句子。1)I _ _(略略环视略略环视一下房间一下房间)before I left.2)_ _(乍一看乍一看,这些画不怎么样这些画不怎么样),but on closer examination youll find they are not bad at all.glanced round the room/took aAt first glance,these paintings dont look goodquick glance at the room3)Mr.Smi

40、th _ _ _(大致看了一下名单大致看了一下名单)and said nothing.4)_(他一眼就他一眼就能看出能看出)what was wrong with the car.glanced down the list ofHe could tell at a glancenames/took a quick glance at the list of names9.That probably does not seem much to you or me,but it is a rapid increase when compared to other natural changes.【

41、分析分析】本句是一个由本句是一个由but连接的并列复合句。连接的并列复合句。在后一分句中，在后一分句中，when compared to other natural changes作时间状语，作时间状语，when后省略了后省略了_。it is【句意句意】这这(个数值个数值)对你我来说很可能无所谓，对你我来说很可能无所谓，但是跟其它自然变化相比较而言但是跟其它自然变化相比较而言,这却这却是一种快速的增长。是一种快速的增长。【仿写仿写】这个国家的生活水平不高，但这个国家的生活水平不高，但与与20年前相比年前相比,已得到了极大提高。已得到了极大提高。The standard of living in

42、 this country isnt high,but it has improved enormously when compared to 20 years ago.10.There is no doubt that the earth is becoming warmer and that it is human activity that has caused this global warming rather than a random but natural phenomenon.【分析分析】本句是一个主从复合句。本句是一个主从复合句。主句是主句是There is no doub

43、t,从句是由从句是由and 连接的两个连接的两个that引导的引导的_从句。从句。同位语同位语第二个从句中包含强调句，被强调的第二个从句中包含强调句，被强调的部分是部分是_。There is no doubt that.是固定句型，是固定句型，意为意为“毫无疑问毫无疑问”。that引导同位引导同位语从句，用来进一步补充说明语从句，用来进一步补充说明doubt的的内容。内容。【句意句意】毫无疑问，地球是在变暖，而地球变暖毫无疑问，地球是在变暖，而地球变暖 正是人类活动导致的，并非是一种无规正是人类活动导致的，并非是一种无规 律的自然现象。律的自然现象。human activity【仿写仿写】毫无

44、疑问，迈克放弃了出国的机会，而毫无疑问，迈克放弃了出国的机会，而 正是父母的反对让他做出这个决定的，正是父母的反对让他做出这个决定的，并非他个人的主意。并非他个人的主意。There was no doubt that Mike gave up the opportunity to go abroad and that it was his parents objections that caused him to make this decision rather than his own idea.11.All scientists subscribe to the view that th

45、e increase in the earths temperature is due to the burning of fossil fuels like coal,natural gas and oil to produce energy.【分析分析】本句是一个主从复合句。本句是一个主从复合句。主句为主句为All scientists subscribe to the view；that引导的从句作引导的从句作view的同位的同位 语。语。due to意为意为“_”。由于由于【句意句意】所有的科学家赞同这种观点所有的科学家赞同这种观点(人们人们)为了为了生产能量而燃烧化石燃料生产能量而燃

46、烧化石燃料(如煤、天然如煤、天然气和石油等气和石油等),从而引起了地球温度的升从而引起了地球温度的升高。高。【仿写仿写】每个人都赞同这个观点：这个每个人都赞同这个观点：这个饭店的成功归功于它的新经理。饭店的成功归功于它的新经理。Everyone subscribes to the view that the restaurants success was due to its new manager.12.Without the green house effect,the earth would be about thirty-three degrees Celsius cooler tha

47、n it is.【分析分析】这是一个含蓄虚拟条件句。有时假设的这是一个含蓄虚拟条件句。有时假设的情况并不以条件从句形式表示出来情况并不以条件从句形式表示出来,而而是通过一个介词短语或其他方式表示。是通过一个介词短语或其他方式表示。常用的词或短语有：常用的词或短语有：without,but for,but that,otherwise,or,but等。等。e.g.But for electricity(=If there were no electricity),there would be no modern industry.He was having a meeting with his

48、students;otherwise he would have come.He felt very tired yesterday,or he would have attended the party.【仿写仿写】要是没有你的帮助要是没有你的帮助,我们是不会成功的。我们是不会成功的。Without your help(=If we had not had your help),we could not have succeeded.13.On the one hand,Dr Foster thinks that any trend in which the temperature incr

49、eases by 5 degrees would lead to a catastrophe.【分析分析】本句是一个主从复合句。本句是一个主从复合句。that引导宾语从句，作引导宾语从句，作thinks的宾语；的宾语；该宾语从句中包含一个由该宾语从句中包含一个由in which引导引导的定语从句，修饰的定语从句，修饰_。trend【句意句意】一方面，福斯特博士认为任何气温升高一方面，福斯特博士认为任何气温升高5度的趋势都可能导致一场大灾难。度的趋势都可能导致一场大灾难。【仿写仿写】我们老师说在实验当中所犯的任何错误我们老师说在实验当中所犯的任何错误都会导致实验的失败。都会导致实验的失败。Our

50、 teacher says any mistake that is made during an experiment will lead to its failure.14.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.【分析分析】本句是一个主从复合句。本句是一个主从复合句。主句是主句是there are t