人教新课标Book6-Unit4-Global-warming-Language-points.ppt

1、人教课标 高二 选修 6 Unit 4,Unit 4 Global warming,Language points,1. So how has this come about and does it matter?,come about 是不及物短语，意为“发生”。 Please tell me how the accident _. I am still in the dark. A. came by B. came out C. came to D. came about,得到，获得,出来， 露出,达到,Its already 10 oclock. I wonder how it _ th

2、at she was two hours late on such a short trip. A. came over B. came out C. came about D. came up,【点拨】 选 C。句意为：已经十点了，这么短的路途她竟然晚了两个小时，我真不知道这是怎么回事。come over顺便来访；come out出现，出版；come up走近，上来，提出。,2. result in 导致, 造成,Davids carelessness resulted in his failure.,e.g. The earthquake resulted in the death of

3、many people.,= lead to,result from 起因于，由于 e.g. 1. The development of the city results from its tourist attractions. 2. We have to deal with problems resulting from unemployment.,用适当的介词填空。 Maxs success resulted _ accepting the advice of his teacher. 2. The excellent class atmosphere resulted _ the in

4、crease in knowledge gained by students.,from,in,3. consequence,in consequence 因此 as a consequence 结果 as a consequence of 由于的结果,e.g. What will the consequence be? 这会有什么后果呢？,4. range 种类；范围,in /within range 在射程之内 out of / beyond range 在射程之外,e.g. This is outside the range of our study. 这不属于我们研究的范围。,This

5、 restaurant has become popular for its wide _ of foods that suit all tastes and pockets. （湖北2010） A. divisionB. area C. range D. circle 【点拨】 句意为：这家饭馆的食品种类丰富，可以满足不同口味和收入的顾客，因此深受大家的喜爱。,C,5. quantities of quantities of 大量的，其后既可以跟可数名词，也可以跟不可数名词。,In summer, quantities of fruit and vegetables are preserve

6、d in the fridge.,e.g. Rose owns quantities of books.,当“quantities of / a quantity of + 名词”作主语时，谓语动词的数取决于quantity的数，而与所修饰的名词无关。,e.g. 1. There is a large quantity of snow in this area. 2. There are quantities of snow in this area.,我们在高一学过amount这个词，也可构成a great amount of，表示“大量的”， 其后通常跟不可数名词。当“an amount

7、of / amounts of + 不可数名词”作主语时，谓语动词的数同样取决于amount的数。,根据汉语提示，补全下列句子。 Large quantities of beer _ (已被售出) in this shop. 2. _ _ (大量的学生) crowded into the library.,have been sold,Quantities of / A quantity of students result in,6. tend 观察tend在下列各句中的词性、含义及用法。,2. David tends towards obesity.,1. Janet tends to g

8、et very angry if you cant satisfy her demands.,3. Sofia was tending to her son in the bedroom.,5. Mary will tend the garden while youre on vacation.,4. The nurse skillfully tended the soldiers wound.,从以上例句我们可以看出，tend 既可作及物动词也可作不及物动词。 作不及物动词时，意为“易于”，构成tend to do sth. 结构，意为“易于做某事”（句1）；“_”，后常接towards或t

9、o（句2）；“照顾”，构成tend to sb. / sth. 结构（句3）。 作及物动词时，意为“_”（句4、句5）。,趋向,照顾，护理,将下列句子翻译成英语。 他们表演的舞蹈风格多样，但多半倾 向于民族舞。 2. 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.,7. . causing the global temperature to go up. go up 上升；增长；升起。,【考例】 Do you thin

10、k that housing price will keep _ in the years to come? Sorry, I have no idea. （江苏2007） A. lifting up B. going up C. bringing up D. growing up,B,【点拨】 选B。句意为：你认为房价在未来几年内会持续上涨吗？lift up拿起，举起；bring up抚养，培养，提出；grow up长大，成长。,8. Even if we start reducing the amount of carbon dioxide . even if /though 即使 use

11、d to emphasize that, although something may happen or may be true, it will not change a situation,The engineers are so busy that they have zero time for outdoor sports activities, _ they have the interest. （安徽2010） A. wherever B. whenever C. even if D. as if 【点拨】 选C。句意为：这些工程师太忙了，以至于虽然他们有兴趣进行户外体育运动，但

12、是没有时间。,C,1. 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. 本句的主句是There is no doubt，从句是两个由that引导的同位语从句。,There is no doubt that .是固定句型，意为“毫无疑问”，that引导的是同位语从句，用来进一步补充说明doubt的具体内容。 考例 Some

13、 researchers believe that there is no doubt _ a cure for AIDS will be found. (广东2005) A. which B. that C. what D. whether,点拨 根据固定搭配there is no doubt that . 可知选B。,There is no doubt that . There is some doubt whether .,主句为肯定句时，doubt后使用连词whether。主句为否定句时，doubt后则使用连词that。,it is . that . 在此句中构成强调句型，强调的是主语

14、human activity。强调句型除谓语不能强调外，可强调主语、宾语或状语。 考例1 It is not who is right but what is right _ is of importance. (重庆2007) A. which B. itC. that D. this,点拨 根据强调句型的判断方法：将it is和that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，故此题是一个强调句型。,考例2 I dont mind her criticizing me, but _ is how

15、 she does it that I object to. (江西2007) A. itB. thatC. this D. which 点拨 去掉it is和that后，本句相当于., but I object to how she does it，是个完整的句子。故此句是it强调句型，被强调部分是宾语从句。,2. 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，地球会比现在冷33。 这是一个含蓄虚拟条件句,应该注

16、意有时假设的情况并不以条件从句形式表示出来，而是通过一个介词短语或其他方式表示。常用的词或短语有：without, but for, but that, otherwise, or, but等。,e.g. 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。,e.g. But for electricity (= If there were no electricity), there would be no modern industry. 要是没

17、有电，就不会有现代工业。,e.g. He was having a meeting with his students; otherwise he would have come. 他当时正与他的学生进行讨论，否则的话他就来帮我们了。,e.g. He felt very tired yesterday, or he would have attended the party. 他昨天很累, 不然他就参加那个聚会了。,3. It was a scientist called Charles Keeling who made accurate measurements of the amount

18、of carbon dioxide in the atmosphere from 1957 to 1997. 是一位名叫查尔斯奎林的科学家把 1957至1997年期间大气层中二氧化碳 的含量作了精确的统计。,该句是一个it was . who强调句。a scientist called Charles Keeling是被强调部分，其中called Charles Keeling为过去分词短语作后置定语，修饰a scientist。,4. On the other hand, there are those, like George Hambley, who are opposed to thi

19、s view, believe that we should not worry about high levels of carbon dioxide in the air. 另一方面, 还有一些人，对这一观点持反对态度，像科学家乔治汉布利，他们认为我们不必担心空气中高含量的二氧化碳。,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，who引导的定语从句修饰those，且在该定语从句中其谓语动词believe又带有that引导的宾语从句。句子的主要部分可以表示为: . there are those wh

20、o believe that .,on the other hand: used to give another opinion or fact that should be considered as well as the one you have just given 另一方面 also on the one hand . on the other hand,I want to go to the party, but on the other hand I ought to be studying. 我想去参加聚会，但从另一方面来说，我应该留下来学习。,I. 根据下列各句句意及所给单词

21、的首字母或汉语提示，写出各单词的正确形式。 A large q_ of rice is badly needed here. 2. Students are from a wide r_ of backgrounds. 3. She studied hard, and in c_ she passed the exam. 4. The park attracts 4 million visitors p_ year.,quantity,range,consequence,per,5. What sort of _ (燃料) do these machines need? 6. The _ (数

22、据) is still being analysed. So dont be so worried. 7. The earthquake was a terrible _ (大灾难). 8. A rainbow is a natural _ (现 象) especially after a heavy rain. 10. The _ (曲线图) of export indicates a new success of the company.,graph,fuel,data,catastrophe,phenomenon,II. 根据句意, 选择适当的单词或短语填空 1. climate; we

23、ather Its very difficult for her to get used to the dry and cold _ there. b. How we wish the sunny _ could keep up for another several days! 2. come about; come across a. Ive never _ anyone quite like her before. b. Please tell me how the accident _. I am still in the dark.,climate,weather,come acro

24、ss,came about,3. quantity; quality a. Much of the land was of poor _. b. Buy vegetables in small _, for your immediate use. 4. result in; result from The accident _ the death of three people. b. His failure _ not working hard enough.,quality,quantities,resulted in,resulted from,III. 每空一词, 使两个句子的意思相同

25、。 It was very late, but they went on working. It was very late, but they _ working. 2. We dont doubt that he can do a good job. _ he can do a good job. 3. Their carelessness led to the failure. Their carelessness _ the failure.,kept on,There is no doubt that,resulted in,4. I dont know how the accident happened. I dont know how the accident _. 5. The