20142015学年高中英语unit2theenvironmentlanguagepoints课件牛津译林版必修五_1

英语教学课件(N),必修5,Then we will open the floor for discussion. (P22) the floor 全体与会者；发言权 open the floor 自由发言 take the floor 开始发言 have the floor 有发言权 eg. Are there any questions from the floor? 与会者有问题吗？ The president then took the floor and answered the journalists questions. 随后总统讲话并回答了记者的问题。,请将下列句子翻译成英语。 我们将接受与会者的任何提问。 We will now take any questions from the floor.,practice,comment n. C or U sth. that you say or write that expresses your opinion,我不希望听到关于我新剪的发型的任何评论，谢谢！,I dont want any comments on/about my new haircut, thank you!,She was asked about the pay increase but made no comment.,她被问及工资上涨的问题，但未发表任何观点。,评论，观点,v. I or T to make a comment: comment on/ that clause,妈妈总是对我的穿着品头论足。,My mum always comments on what Im wearing.,他评价说那两篇文章非常相似。,He commented that the two essays were rather similar.,请将下列句子翻译成英语。 无可奉告！ No comment! 我觉得我无法对他们的决定做出评论。 I dont feel I can comment on their decision.,practice,It is our duty to try to cut back on production (P22) cut back/down on sth. to do less of sth. or use sth. in smaller amounts 减少，缩减，削减,The government has announced plans to cut back on defence spending by 10% next year. 2) Im trying to cut down on caffeine.,I was just talking to Jane, when Dave cut in (on us/our conversation). 2) If this bill is not paid within five days, your gas supply will be cut off. 3) She cut out his picture from the magazine. 4) Many villages have been cut off by the heavy snow.,1. He was in hospital for six months. He felt as if he was _ from the outside world. A. cut out B. cut off C. cut up D. cut through 2. I was just talking to Margaret when Jackson _. A. cut in B. cut down C. cut out D. cut up,高考链接,practice,请根据汉语提示完成下列句子。 The teams have to _ _ (减少他们的训练) because the ground is so hard.,cut back on their training,practice,First, I am talking to you today about the way vast areas of the world are damaged by chemical waste. (P22) 句中划线句子是定语从句，修饰先行词the way。修饰way的定语从句可以用关系代词that或in which引导，也可以将that或in which省略。 eg. To my surprise, the young girl laughs the same way (that/in which) her mother did at her age.,practice,高考链接,Care of the soul is a gradual process _ even the small details of life should be considered. (2012湖南) A. what B. in what C. which D. in which,large amounts of harmful chemicals (P22) the amount of things we make and buy (P22) the amount of rubbish (P22) the amount of pollution (P23) amount n. C a collection or mass especially of sth. which cannot be counted: 总数，数量 (常与不可数名词连用。) amount 也可与可数名词复数连用，但意指整体概念。例如： We didnt expect such a large amount of people. 我们没有料到会有这么多人。,the amount of: 总数，数量 a small/ large amount of:数量大/小 a certain/ fair amount of: 相当多的 1) They didnt deliver the right amount of sand. 2) The new tax caused a huge amount of public anger. 3) Dina encountered a fair amount of envy among her colleagues. 4) You wouldnt believe the amount of trouble Ive got these days.,关于“许多”的用法见下表：,注意：amount一般与不可数名词连用，但也可与可数名词的复数连用，意指整体概念。例如: an enormous amount of problems,practice,请根据汉语提示完成下列句子。 (1) We dont need a product _ _ (可以大批廉价生产的). (2) _ (许多食品) were spread out on the table.,that is cheap to produce in large quantities,Quantities of foods,The worlds population has grown by six times what it was in 1800. (P22) 目前的世界人口与1800年相比已经增长到那时的六倍多。,Pay attention to the following patterns: times + as + adj./adv. + as + times + the comparative degree of adj./adv. + than + times + the + n. (width, size, length, breadth, level, value, velocity) of +,亚洲是欧洲的四倍大。, Asia is four times as large as Europe. Asia is four times larger than Europe. Asia is four times the size of Europe.,这座新楼是那座旧楼的三倍高。, The new building is three times as high as the old one. The new building is three times higher than the old one. The new building is three times the height of the old one.,Note: 倍数的基本表达都是以倍数打头，但 要注意不同倍数的不同表达方法; 2. 两倍要用twice或double，不用two times。三倍常用three times，也可用 thrice; 3. 除整数倍以外，还有分数倍，百分数 倍，几倍多或不到几倍等。如：六倍 多(more than/over six times)，一半 (half)，三分之一 (one third)，百分之 六十(60%)等;,4. 在 the + n. + of 结构中： 要注意选择恰当的名词，常用的名词 有size/height/length/weight等。 the + n. + of 可转换成 ones + n. 或名 词性从句。如：the height of Mary = Marys height。,practice,请将下列句子翻译成英语。 1. 这条路是那条路的三倍长。 This road is three times as long as that one. 2. 这条路比那条路的长三倍。 This road is three times longer than that one. 3. 这条路三倍于那条路的长度。 This road is three times the length of that one.,However, I do agree that we should produce more things from materials that have been recycled. (P23) 但是，我非常赞同我们因该更多地利用回收材料制造产品。 句中do用作助动词，表示强调。当需要表示对过去的强调时，可用did。 eg. You should know that I do love you. 你应该了解，我确实很爱你。 Do arrive at 5:00 tomorrow morning. 明早五点务必到达。,practice,请将下列句子翻译成英语。 1. 一定要小心！ Do take care! 2. 他的确显得很疲倦。 He does look tired.,What if we run out? (P25) what if: used to ask about sth. that could happen in the future, especially sth. bad: What if the trains late? What if you dont pass your exams?,2) rut out to finish, use or sell all of sth., so that there is none left 用光 run out of sth. Ive run out of milk/ideas/patience.,1.I _ several old friends when I went back to my hometown. 2.She _ me to hand me some papers Id dropped. 3.Luck is really _ you tonight! 4.Knowing her fathers opposition to her Mr Right, Nina decided to _ him.,5.The water is _ quick, turn the taps off.,用run across/into/after/against/away with/over的正确形式填空。,ran across/into,ran after,running against,run away with,running over,practice,practice,请根据汉语提示完成下列句子。 (1) _ (如果怎么样) we go and see a film tomorrow night? (2) The earths resources _ (正要耗尽) at an alarming rate. (3) I need your help, for I _ (已经把钱用完了).,are running out,have run out of my money,What if,Tips for teacher,Let the word fly 板块是帮助学生学 习一些一词多义、熟词生义的词汇。 通过此环节，学生可以对一些常见词 的用法、意思有一个透彻的了解。,credit,名词credit有众多意思，你能猜出来吗？ His credit is good for only $ 500. You should at least give him some credit for all the effort hes put in. That course should give me enough credits to finish my degree. The latest news lends credit to the earlier reports.,un. 信用，信誉；赊账,un. 赞许、赞扬,cn. (大学里的)学分,un. 相信、信任,credit 也可以作动词用，意思如下： to believe that sth. is true v.信任，相信 to add money to a bank account v. 把钱存入（账户） 3) credit sb. with sth. = to believe sb. has a quality to do sth. 相信某人有某种资质 4) be credited to = to be the reason for sth. 把归功于；是某事发生的原因,credit,Translation.,他告诉我他刚得了一等奖，你信吗？ 支票已转进你的账户了。 拥有信用卡是件好事情吗？ 他们的成功很大程度上归功于她的细心。 请相信我的智力！,He told me hed just won first prize would you credit it?,The cheque has been credited to your account.,Is it good for one to have a credit card?,Much of their success can be credited to her carefulness.,Do credit me with a little intelligence!,Game time,Can you make up sentences according to the different meanings of credit? Try your best to write down as many sentences as you can.,请点击,At a rough estimate, Nigeria is _ Great Britain. A. three times the size as B. the size three times of C. three times as the size of D. three times the size of,Quiz I: Multiple choice.,2. It is reported that the United States uses _ energy as the whole of Europe. A. as twice B. twice much C. twice much as D. twice as much,3. He did it _ it took me. A. one-third a time B. one-third time C. the one-third time D. one-third the time,4. The house rent is expensive. Ive got about half the space I had at home and Im paying _ here. A. as three times much B. as much three times C. much as three times D. three times as much,5. He has made a lot of films, but _ good ones. A. any B. some C. few D. many,6. The young dancers looked so charming in their beautiful clothes that we took _ pictures of them. A. many of B. masses of C. the number of D. large amount of,7. As a result of destroying the forests, a large _ of desert _ covered the land. A. number; has B. quantity; has C. number; have D. quantity; have,Quiz II: Fill in the blanks according to the Chinese.,1. 我们的现代生活方式很大程度上依赖大 量的动力，其形式为燃料和