选修六book6unit4language pointsPPT精选文档

1、1,Unit 4 Global warming,2,【观察探究】 How did it come about that he had his leg hurt? 他的腿伤着了，这是怎么发生的？ 2) The accident came about last night. 【拓展延伸】 1)表示“发生”的词或短语还有： _(多指战事、火灾、瘟疫、争吵等) 它们和come about一样，也不能用于被动结构。 2) come across（偶然）碰到； come up 发生，走过来，被提出 come up with 提出 come out 出来，开花；出版；结果是,1.So how has thi

2、s come about and does it matter?,happen,take place,break out,3,【即学活用】用关于come的短语完成下列句子,1.正如他所料的那样，事情发生了。 The event _as he had predicted it. 2.那些玫瑰花开了。 The roses are _. 3.我考了第一名。 I _ first in the examination. 4.增加工资的问题在会上被提出。 The question of wage increase _. 5.他提出新建议。 He _ a new suggestion. 6.我无意中找到这本

3、书。 I _ this book.,came about,coming out,came out,came up,came up with,came across,4,2.All scientist subscribe to the view that the increase in the earths temperature is due to the burning of fossil fuels like coal.,subscribe to 赞成；同意；订购,subscribe 同意；捐赠；订阅；签署（文件）,1Which magazine do you subscribe to?

4、2Last week each of us subscribed 10 Yuan to the Hope Project. 3I subscribed my name to the document. 4Ive never subscribed to the theory that people are more important than animals.,订阅,捐助,签署,同意；赞成,5,3. The problem begins when we add huge quantities of extra carbon dioxide into the atmosphere. quanti

5、ty n.数量 【拓展】quality n.质量 quantities of +可数/不可数名词 (大量的),There are quantities of fruit and vegetables in the fridge. =There is a quantity of fruits and vegetables in the fridge.,Rose has quantities of books.,6,1.Large quantities of beer _(已被售出) in this shop. 2._ beer has been sold in the shop. 3. _ (大

6、量的学生) crowded into the library.,have been sold,Quantities of / A quantity of students,A large quantity of,Many /A good many/A number of /A lot of /Lots of/Plenty of students,=Much beer has been sold in the shop. =A good deal of beer has been sold in the shop. =A large amount of beer has been sold =A

7、 lot of /lots of/Plenty of beer has been sold.,7,4.It means that more heat energy tends to be trapped in the atmosphere causing the global temperature to go up.,tend vi 倾向，趋向 vt.照顾 tend to sth/do sth 趋向(做)某事,David tends to obesity/get fat.,Janet tends to get very angry if you cant satisfy her demand

8、s.,8,Mother tended her son in the bedroom.,Mary will tend the garden while youre on vacation.,The nurse tended me when I was ill.,9,5.They also agree that it is the burning of more and more fossil fuels that has resulted in this increase in carbon dioxide.,result in 导致, 造成=lead to,Davids carelessnes

9、s resulted in his failure.,The earthquake resulted in the death of many people.,=led to,=led to,10,【观察探究】 Smoking resulted in His fathers illness. His fathers illness resulted from smoking. 【归纳总结】,用适当的介词填空。 1. Maxs success resulted _ accepting the advice of his teacher. 2. His sickness resulted _eat

10、ing too much. 3.His rudeness resulted_ the childs quarreling with him.,result in意为“_”, result from表示“_”,导致,由于；由.造成,from,in,from,11,6.On the other hand，there are those，like George Hambley, who are opposed to this view，believe that we should not worry about high levels of carbon dioxide in the air.,1)

11、Most citizens opposed the new tax. 大部分市民反对新税。 2)The mother opposed her daughters going there alone. 这位母亲反对她女儿一个人去那儿。 3)Im strongly opposed to your plan. 我坚决反对你的计划。,【观察探究】,【归纳总结】（1）oppose是_词，意为“反对” _反对（干）某事； （2） opposed是_词，意为_ 固定搭配 be opposed to sth 反对某事,动,形容,oppose to sth/doing sth,反对的,12,in consequ

12、ence 因此 as a consequence=as a result of 由于 as a consequence of =in consequece of,(1)What will the consequence be if you were caught cheating in the exam? (2)The consequence is that you will be criticized in public. (3) In consequence , You must work hard.,7.They predict that any warming will be mild

13、 with few bad environment consequences.,consequence n.后果，结果，影响,13,8.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。 【观察探究】 (1)Even if it rained heavily，we still keep on traveling. (2)Even if you are a good high-jumper， you jump no more than three meters.,【归纳总结】 even if 意为_，引导_状语从句，可以与even though互换,即使,让步,14,(1)