高考英语一轮复习 Unit 4 Global warming考点突破 新人教版选修6

1、选修六Unit 4Global warming,1. 课前自测 2. 课堂学案,课前自测,Key:1. tend; tendency2. steady; steadily3. random; randomly 4. pollution; pollute; polluted5. state; statement; stated 6. consume; consumer; consumption7. consequence; consequent; consequently,1. _(vi. refreshing; refreshment 9. mitment; mit; mitted; mitt

2、ee 10. oppose; opposed; opposing,8. (vt. 使恢复；使振作) (adj. 提神的；使人重新振作的)n. (精力的)恢复；(身心的)爽快 9. (n. 承诺；交托；信奉) (vt. 承诺；犯罪；把托付给)(adj. 忠诚的；坚定的)(n. 委员会) 10. (vt. 反对；反抗)adj. 强烈反对；截然不同(后置定语)adj. 对立的；相竞争的；相反的(前置定语,Key:1. subscribe2. due to3. result in4. 气温趋于上升5. opposed 6. 把热量困在大气层7. build up8. on behalf of9. pu

3、t up with 10. 振奋你的精神,Key:1. that the earth is being warmer2. the most important one of which 3. what to expect4. Even if we start5. so long as,Key:1. doubt2. or3. have caused4. whose5. being6. without7. cooler 8. trapped9. the10. actually,阅读下面材料，在空白处填入适当的内容(1个单词)或括号内单词的正确形式,There is no _1_ that the

4、earth is being warmer but there is fierce debate over whether it is human activity that has caused this global warming _2_ it is just a natural phenomenon. Many scientists like Dr. Janice Foster believe that people _3_ (cause) the increase in the earths temperature by burning fossil fuels like coal,

5、 natural gas and oil to produce energy _4_ byproducts are called “greenhouse” gases, the most important one _5_ (be) carbon dioxide. These gases trap heat from the sun and therefore warm the earth, _6_ which the earth would be about thirty-three degrees Celsius _7_ (cool) than it is. But the increas

6、ed amount of carbon dioxide means that more heat energy _8_ (trap) in the atmosphere, causing the global temperature to go up. On _9_ other hand, scientists like George Hambley believe that any warming will be mild with few bad environmental consequences and more carbon dioxide is _10_ (actual) a po

7、sitive thing,课堂学案,1. subscribe vt. 捐助，捐赠；签署(文件)；签(名) vi. 同意；订阅,1. All scientists subscribe to the view that the increase in the earths temperature is due to the burning of fossil fuels like coal, natural gas and oil to produce energy. 所有科学家都同意这种观点，即地球温度升高是由于燃烧像煤、天然气和石油等化石燃料来制造能量而引起的。 2. Please subsc

8、ribe your name to the document. 请在文件上签名。 3. Peter subscribed to several newspapers. 彼得订阅了几份报纸,subscribe to 订阅 (报纸或杂志)；同意/赞同 subscribe (ones name) to sth. 在某物上签名 subscribe money 捐款,词块助记,拓展】subscription n. 订阅；捐献；签署 subscriber n. 订户；签署者；捐献者,1. I dont subscribe to his idea where we will go for a picnic

9、on Sunday. 2. Most of todays youngsters prefer to subscribe their favorite journals online because they think it is both trendy and handy. Key：1. where改为that2. 在subscribe后加to,词块助记,2. quantity n. 量；数量；数额；数目,1. The factory turns out a large quantity of paper products. 这家工厂生产大量的纸制品。 2. With more forest

10、s being destroyed, huge quantities of good earth are being washed away each year. 随着更多的森林被毁，每年都有大量肥沃的泥土被冲走,in quantityin large quantities/amounts 大量地；很多 a large/small quantity of 大量的/少量的 quantities of 大量；许多,拓展】修饰 quantity 一般用 large/small/huge等，“a quantity of名词”作主语时，谓语动词视名词的可数或不可数形式而定，若为不可数名词，谓语动词一般用

11、单数，若为可数名词复数，谓语动词用复数。“quantities of名词”作主语时，谓语动词常用复数,1. There _ (be) quantities of apples in the basket and there _ (be) a quantity of milk in the bucket yesterday, but now theyre gone. 2. The cards are cheaper if you buy them on quantity. Key：1. were; was2. on改为in,3. tend vi. 趋向；易于；照顾 vt. 照顾；护理,1. (2

12、014北京卷) That is, we tend to care about the output but not to control the input. 也就是说，我们往往只在乎产出却不控制投入。 2. Mom was usually busy tending (to) my younger sisters. 妈妈通常要忙于照顾我的妹妹们,tend to do sth. 易于/往往会/趋向于做某事 tend (to) sb./sth. 照顾；看护 have a tendency to do sth. 倾向于做某事 have a tendency towards sth. 有的倾向,1.

13、(2014陕西卷改编) The French, instead, tend to shopping daily, walking to small shops and farmers markets. 2. There is a growing tend to regard money more highly than quality of life. Key：1. shopping 改为shop 2. tend改为 tendency,词块助记,词块助记,4. range n. 种类；范围；一系列；变化的幅度 vi. (范围)包括；涉及；排列,1. (2013辽宁卷)In addition t

14、o these traditional activities, we have a wider range of choices such as travelling and visiting our relatives or friends. 除了这些传统活动，我们还有一个更广泛的选择，如旅游和拜访我们的亲戚朋友。 2. (2014安徽卷) Classical music ranges from jazz to pieces for large orchestras. 古典音乐包括从爵士乐到大型管弦乐队的曲目,a range of 一系列 a full/wide/whole range of

15、 各种 beyond/out of ones range 在范围外 within the range of 在某范围内 range fromto 在范围内变动 range betweenand 在和范围内变动,The supermarket keeps _ goods.Their prices _ just only a few yuan _ several hundred yuan. According to their varieties, the shop assistants _ them neatly on the shelves. 这家超市的商品种类繁多。它们的价格从几元到几百元不

16、等。根据它们的种类，售货员们把它们整齐地排列在不同的货架上。 Key：a wide range of; range from; to; range,词块助记,5. average adj. 平均的；一般的 n. 平均数；平均水平 vt. & vi. 平均为；均分,1. (2014浙江卷) An average of just 18. 75 cm of rain fell last year, making it the driest year since California became a state in 1850. 去年平均降雨量仅为18. 75厘米，是加利福尼亚州自1850年建立以来

17、最干旱的年份。 2. Toms work at school is above the average. 汤姆的功课在学校属于中上等水平。 3. Their baseball team averages three to run a game. 他们棒球队平均每场得3分,an average of 平均是 above/below average (n.) ()平均水平以上/以下 on (an/the) average 平均来说 up to (the) average 达到平均水平 average out sth. 平均为；算出平均数,1. How many times do you eat o

18、ut per week in average? 2. Now I believe that if I get average score Ill have no problem passing all my subjects. Key：1. in改为on2. 在average前加an,头脑风暴,6. e about 产生；发生；造成,1. How did it e about that humans speak so many different languages? 人类怎么会说这么多种语言，这种情况是如何产生的呢？ 2. The situation should never have e

19、about. 这种情况本来不应该发生的。 3. Ill never understand how it came about that you were an hour late on such a short journey. 我真不明白这么短的路程你怎么会迟到一个小时,How did it e about that？ 是怎么回事？ e across 邂逅；偶遇 e on 快点；加油；得了吧 e out 出版；开花；显露 e to 合计；共计；结果达到；恢复知觉 e up 走近；上来；发生；被提及 e up with 提出(答案、办法等,头脑风暴,7. put up with 忍受,1. I

20、 dont know how you put up with their constant quarrelling. 我不知道你是如何忍受他们无休止的争吵的。 2. The Trade Union Congress put forward a plan for national recovery.工会大会提出了一项振兴国家的计划,put aside 节省(时间、钱等)；储蓄 put away (用完之后) 收好；储存备用 put back 拨回；推迟 put down 写下；记下；镇压 put forward 提出 (意见等)；推荐，提名；提前 put off 推迟，延期 put on 增加；

21、上演(戏剧)；穿上；戴上 put out 熄灭；生产；出版 put up 举起；张贴；为提供食宿,微解析,8. Some byproducts of this process are called “greenhouse” gases, the most important one of which is carbon dioxide. 这个(升温)过程中的一些副产品被称为“温室”气体， 其中最重要的就是二氧化碳,the mostadj. one ofwhich/whom意为“其中最的”。“不定代词/数词/ the 最高级 of which(指物)/whom(指人)”在定语从句中作主语，说明整体中的一部分,仿写】 1. Some effective measures should be taken to keep our living environment from getting worse, _ is to limit the use of privat