Book6-Unit4-Language-points.ppt

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1、Preview: Find the phrases from the passage.1.与相比 2.发生，出现3.毫无疑问 4.而不是 5.赞同6.由于，因为 7.化石燃料 8.自然现象9.少量气体10.温室效应 11.大量的12.往往 13.被困在 14.上升 15.在过去的100到150 年 16.做出精确的测量17.导致 18.在接下来的100 年 19.对的态度 20.反对 21.积聚，增进，加强 22.即使，尽管 23.持续升温24.几十年或几十世纪 Preview: Find the phrases from the passage.1.与相比 compared to 2.发生，

2、出现come about3.毫无疑问 There is no doubt that4.而不是rather than 5.赞同subscribe to6.由于，因为 due to 7.化石燃料 fossil fuels8.自然现象a natural phenomenon9.少量气体small amounts of gases10.温室效应greenhouse effect 11.大量的huge quantities of12.往往tend to 13.被困在be trapped in 14.上升 go up 15.在过去的100到150 年over the last100 to 150 year

3、s 16.做出精确的测量make accurate measurements17.导致result in 18.在接下来的100 年over the next 100 years 19.对的态度 the attitude towards 20.反对 be opposed to 21.积聚，增进，加强 build up22.即使，尽管even if 23.持续升温keep on warming24.几十年或几十世纪 for decades or centuries 1.That probably does not seem much to you or me, but it is a rapid

4、 increase when compared to other natural changes. (Line 2)那温度变化在你我看来，也许并不明显，但与别的那温度变化在你我看来，也许并不明显，但与别的自然变化相比，那可算是急剧地增长。自然变化相比，那可算是急剧地增长。这是一个含有这是一个含有when引导的时间状语从句的省略形式，引导的时间状语从句的省略形式，when后省略了后省略了_.Compared to/with 与与相比，常放在句首作状相比，常放在句首作状语。语。Compared to/with that tree, this one is tall.与那棵树相比，这棵要高一些。与那

5、棵树相比，这棵要高一些。it isCompare A to B 把把A比作比作B Compare A to/with B 把把A与与B相比相比Life_voyage.人生常被比作航海。人生常被比作航海。If you_ British football _American football,youll find many differences.如果你把英式足球与美式足球相比，就会发现许多不如果你把英式足球与美式足球相比，就会发现许多不同之处。同之处。Toms new house is like a huge palace,_with his old one.A. comparing B. co

6、mpares C. to compare D. comparedis often compared tocompareto/with2. 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. (Line 5) 练习册练习册P44 本句是一个复合句，前两个本句是一个复合句，前两个that引导的从句在句引导的从句在句中是中是_从句

7、。第三个从句。第三个that引导的从句引导的从句it is human activity that has caused是一个强调是一个强调句，强调句，强调_。There is no doubt是一个常用句式，意为是一个常用句式，意为“是毫是毫无疑问的无疑问的”。解析：主句为肯定句时，解析：主句为肯定句时，doubt后使用连词后使用连词whether/if。主句为否定句或疑问句时，。主句为否定句或疑问句时，doubt后则使用连词后则使用连词that。同位语同位语主语主语human activity it is . that .在此句中构成强调句型，强调在此句中构成强调句型，强调的是主语的是主语

8、human activity。强调句型除谓语。强调句型除谓语不能强调外，可强调主语、宾语或状语。不能强调外，可强调主语、宾语或状语。考例考例1 It is not who is right but what is right _ is of importance. A. which B. it C. that D. this 点拨点拨 根据强调句型的判断方法：将根据强调句型的判断方法：将it is和和that去掉后，此句成为去掉后，此句成为Not who is right but what is right is of importance，是一个完整的句子，故，是一个完整的句子，故此题是一个

9、强调句型。此题是一个强调句型。考例考例2 I dont mind her criticizing me, but _ is how she does it that I object to. A. itB. thatC. this D. which 点拨点拨 去掉去掉it is和和that后，本句相当于后，本句相当于., but I object to how she does it，是个完整的句子。，是个完整的句子。故此句是故此句是it强调句型，被强调部分是宾语从强调句型，被强调部分是宾语从句。句。即学即用即学即用1)毫无疑问，他们在这件事上会同意的。毫无疑问，他们在这件事上会同意的。The

10、re is no doubt that they will agree with you on this matter.2)我相信他会成功的。我相信他会成功的。 I dont doubt that he will succeed.3）我怀疑他是否会来。）我怀疑他是否会来。I doubt whether he will come.3.All scientists subscribe_to the view that the increase in the earths temperature is due to the burning of fossil fuels like coal，natu

11、ral gas and oil to produce energy. (Line 18)所有科学家都赞同这样的观点：人们为了生产能量所有科学家都赞同这样的观点：人们为了生产能量而燃烧化石燃料而燃烧化石燃料(如煤、天然气、石油等如煤、天然气、石油等)，从而，从而引起了地球温度的升高。引起了地球温度的升高。句中句中that 引导引导_从句。从句。（be）due to =because of _ be due to do sth _因为，由于因为，由于同位语同位语预定做预定做(1).该公司的问题出在管理不善。该公司的问题出在管理不善。(2). 会议预定三点开始。会议预定三点开始。The compan

12、ys problem was due to poor management.The meeting is due to start at 3 oclock.4.Some byproducts of this process are called “greenhouse” gases， the most important one of which is carbon dioxide. (Line 21)这个升温过程的一些副产品就叫做这个升温过程的一些副产品就叫做“温室温室”气体，气体，其中最重要的是二氧化碳。其中最重要的是二氧化碳。这是一个含有非限制性定语从句的复合句；句中这是一个含有非限制性

13、定语从句的复合句；句中which 指代指代_。定语从句中的介词或介词短语可以提到引导词定语从句中的介词或介词短语可以提到引导词which, whom的前面。的前面。The old man has three daughters,_are teachers.这位老人有三个女儿，其中的两个是老师。这位老人有三个女儿，其中的两个是老师。Soon they arrived at a farm house,_ sat a small boy.不久他们来到了一所农舍不久他们来到了一所农舍,农舍前坐着一个小男孩。农舍前坐着一个小男孩。“greenhouse” gasestwo of whomin front

14、 of which句型：句型：the+ adj.最高级最高级+one of+which/who. 其中最其中最的的仿写：仿写： 这里有很多的动画片，其中我最喜欢的是喜羊这里有很多的动画片，其中我最喜欢的是喜羊羊与灰太狼。羊与灰太狼。Here are many cartoons，_ _ is Happy Sheep And Gray Wolf. 我有三个姐姐，其中最年轻的三年前去了美国。我有三个姐姐，其中最年轻的三年前去了美国。I have three sisters, _ went to USA three years ago.the favorite oneof whichthe young

15、est one of whom5. Without the green house effect, the earth would be about thirty-three degrees Celsius cooler than it is. 如果没有温室效应，地球会比现在如果没有温室效应，地球会比现在冷冷33。 这是一个含蓄虚拟条件句这是一个含蓄虚拟条件句 应该注意有时假设的情况并不以条件应该注意有时假设的情况并不以条件从句形式表示出来，而是通过一个介从句形式表示出来，而是通过一个介词短语或其他方式表示。常用的词或词短语或其他方式表示。常用的词或短语有：短语有：without, but f

16、or, but that, otherwise, or, but等。等。 Without your help ( = If we had not had your help), we could not have succeeded. 要是没有你的帮助，我们是不会成功的。要是没有你的帮助，我们是不会成功的。 He felt very tired yesterday, or he would have attended the party. 他昨天很累他昨天很累, 不然他就参加那个聚会了。不然他就参加那个聚会了。6.It means that more heat energy tends to

17、be trapped in the atmosphere causing the global temperature to go up. (Line 34)这意味着更多的热量被困在大气层中，从而引起全球温度上升。that 引导的是_从句，其中的分词短语 “causing the global temperature to go up”作_。宾语宾语结果状语结果状语 go up 上升；增长；升起上升；增长；升起Do you think that housing price will keep _ in the years to come? Sorry, I have no idea. A. l

18、ifting upB. going up C. bringing up D. growing up 点拨点拨 lift up鼓舞；鼓舞；bring up抚养；抚养；grow up成长。问句意为：你认为接下来几年房价成长。问句意为：你认为接下来几年房价还会上涨吗？还会上涨吗？7. It was a scientist called Charles Keeling who made accurate measurements of the amount of carbon dioxide in the atmosphere from 1957 to 1997. (右边右边Line 7) 是一位名叫

19、查尔斯是一位名叫查尔斯奎林的科学家把奎林的科学家把 1957至至1997年期间大气层中二氧化碳年期间大气层中二氧化碳 的含量作了精确的统计。的含量作了精确的统计。该句是一个该句是一个_。a scientist called Charles Keeling是被强调部分，其中是被强调部分，其中called Charles Keeling为为_作后置定语，修饰作后置定语，修饰a scientist。强调句强调句过去分词短语过去分词短语8.“We cant predict the climate well enough to know what to expect, but it could be v

20、ery serious.” 我们预报气候不够准确以致于不能知道要发生的事，但是情况可能很严重。(右边Line 35)not.enough to do sth.意为：“_”；enough表示它前面的形容词、副词的程度，_表示由此产生的结果或行动。The boy is _go to school. =The boy is too young to go to school 这孩子还没到上学的年龄。不够不能做某事 not old enough toto do9. On the other hand, there are those, like George Hambley, who are oppo

21、sed to this view, believe that we should not worry about high levels of carbon dioxide in the air.翻译翻译 在另一方面在另一方面, 还有一些人，对这还有一些人，对这一观点持反对态度，像科学家乔治一观点持反对态度，像科学家乔治汉汉布利，他们认为我们不必担心空气中高布利，他们认为我们不必担心空气中高含量的二氧化碳。含量的二氧化碳。点拨点拨 该句是一个主从复合句。主句为该句是一个主从复合句。主句为there are those，like scientist George Hambley作句子的插入语，作

22、句子的插入语，who引导的引导的_修饰修饰those，且在该从句中其，且在该从句中其谓语动词谓语动词believe又带有又带有that引导的引导的_从句。句子的主要部分可以表示为从句。句子的主要部分可以表示为: . there are those who believe that . 定语从句定语从句宾语宾语10.Greenhouse gases continue to build up in the atmosphere. 温室气体继续在空气中增加。温室气体继续在空气中增加。They went for a holiday in order to build up their health.

23、( )Mr. Li built up a factory. ( )You can build up a fortune by regularly saving money. ( )This built up my hope after the interview. ( )增进增进建立建立积聚积聚加强加强 Practicing Chinese kung fu can not only _ ones strength, but also develop ones character. bring up B. take up C. build up D. pull up C本题考查动词短语辨析。本题

24、考查动词短语辨析。bring up抚养，培养；抚养，培养； take up占据；占据； build up 增进，加强；增进，加强；pull up 向向上拉，拔，停车。句意：练习中国武术不仅可以上拉，拔，停车。句意：练习中国武术不仅可以增强力量，还可以完善个人品格。增强力量，还可以完善个人品格。11.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.尽管我

25、们已经开始减少二氧化碳和其他温室气体的排放量，但是在未来的几十年或几个世纪里气候将会持续变暖。 (右边右边Line 42) 练习册练习册P44even if有“虽然、即使、尽管”的意思，引导让步状语从句，可以与even though互换，语气比although和though强，可以放在主句前面也可以放在主句后面。【即景活用】 即使下雨我们也要去。Well go _. 尽管他很忙，他还是愿意帮我们。He would like to help us_.even if it rainseven if he is very busykeep on意为“继续(做某事)；不顾困难、反对或警告而坚持(做某事

26、)；继续前进，继续工作”等。 (1)The airplane_ at a high altitude.这架飞机持续在高空飞行。(2)He _after the doctor told him to stop.医生劝告他戒烟，可他仍继续抽。【即景活用】Even if I fail again，I will _ working hard until I succeed.Agive up Bturn to Ckeep on Dthink of kept on flyingkept on smoking当堂检测：1)即使一个工人持续工作三十余年，他依然买不起房。(even if)Even if a w

27、orker works continually for more than thirty years，he still cant afford a house.2)总起来说，中国的房价太高。而且房价还在持续增长。(on the whole；tend；keep on)On the whole，the price of houses in China is too high. And it tends to keep on rising.3)他们坚决要求把房价控制在一定的范围内。(range) They insist that the price of houses should be contr

28、olled within a range.4)尽管政府已经采取了一些措施，但是房价依然在上涨，这导致了许多问题。(although；go up；result in)Although the government has taken some measures，the price of houses is still going up，which has resulted in many problems.5)许多人想知道这是如何造成的。(come about) Many people want to know how it comes about.6)他们反对政府采取的一些措施。(oppose

29、)They oppose (are opposed to) some measures taken by the government.2连句成篇(按照一定的逻辑顺序适当调整句子的顺序，把上面的句子连成一篇小短文，必要时增加适当的连词。) Suggested answers： On the whole，the price of houses in China is too high.And it tends to keep on rising. Although the government has taken some measures，the price of houses is stil

30、l going up，which has resulted in many problems.Even if a worker works continually for more than thirty years，he still cant afford a house.Many people want to know how it comes about.They oppose some measures taken by the government and insist that the price of houses should be controlled within a range.