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1、Unit 4 Global warming,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. (2005 江西) 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 _ that she was two hours late o
2、n such a short trip. (湖北2006) 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.,The earthquake resulted in the death of many people.,= lead to,r
3、esult from 起因于，由于。如： 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 increase in knowledge gained by
4、 students.,from,in,3. consequence,in consequence 因此 as a consequence 结果 as a consequence of 由于的结果,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,This is outside the range of our study. 这不属于我们研究的范围。,This restaurant has become popular for its
5、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 preserved in the fridge.,Rose owns quantities o
6、f 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。,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 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
7、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。,David tends towards obesity.,Janet tends to get very angry if you cant satisfy her demands.,Sofia was t
8、ending to her son in the bedroom.,Mary will tend the garden while youre on vacation.,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to（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
9、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 think that housing price will keep _ in the years to come? Sorry, I have
10、 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 used to emphasize that, although something may happen or may be true, i
11、t 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，但是没有时间。,C,1. There is no doubt that the earth is becoming warmer and
12、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 researchers believe that there is no doubt _ a cure for AIDS wil
13、l 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
14、 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 she does it that I object to. (江西2007) A. itB. thatC. this D. whic
15、h 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,
16、but that, otherwise, or, but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。,But for electricity (= If there were no electricity), there would be no modem industry. 要是没有电，就不会有现代工业。,He was having a meeting with his students; otherwise he would have come. 他当时正与他的学生进
