1、Unit 4 Language points It is certain that the earth is becoming warmer, but there are some very different attitudes towards the effects of global warming. Some people think that if global temperature continues going up, it would be a disaster . Global warming would cause a rise in sea level; others

2、predict weather changes like severe storms, droughts, famines, heat waves, and heavy snowstorms, famines, the spread of diseases, and the destruction of species. On the other hand, there are those who believe more carbon dioxide is actually a positive thing. It will make plants grow faster; crops pr

3、oduce more and encourage a great variety of animals.There is no doubt thatcatastropheresult inclimatekeeps ona greater range of the effects of global warming the effects of global warmingReplace the underlined expressions by using the words, phrases and patterns in the text. This winter, severe snow

4、storms in many southern provinces of China. This is the biggest snow for 30 years since the founding of New China. Streets and roads were covered with thick snow. Many cars the snow. In order to clear away the snow on the road, salt were used. Over this period, many flights and trains had been cance

5、lled. As a , many people returning home were delayed at the airports and railways stations for days. Up to Feb. 12, the snowstorms have losses of 111,1 billion RMB. _China has suffered great losses, there is_ that we can fight all the difficulties to build up a more powerful country.came aboutcatast

6、rophewere trapped inhuge quantities ofresulted inconsequenceEven ifno doubtGreenhouse gases continue to build up .came about, catastrophe, huge quantities of, were trapped in, consequence, resulted in, no doubt, Even if1.It is a rapid increase compared tocompared to most natural changes. Language po

7、intscompare with compare with 拿拿和和比較比較compare to compare to 把把比喻成比喻成,我們常把兒童比作花朵。我們常把兒童比作花朵。We often compare children to flowers.如果你把這本字典和那本比較一下，你就會發(fā)現(xiàn)如果你把這本字典和那本比較一下，你就會發(fā)現(xiàn)許多不同之處。許多不同之處。If you compare this dictionary with that one,youll find many differences.拿拿和和比較比較compared with 與與.相比相比compared to與與.

8、相比相比, 被比喻成被比喻成_ many women, she was indeed very fortunat. Compare with B. Compared with A.C. Comparing to D. Compare toB用作狀語用作狀語,表被動表被動與其他商店相比，他們的價格算是比較低的與其他商店相比，他們的價格算是比較低的。Their prices are lower than those in other shops.2.How has this _ and does it matter?come aboutcome aboutcome aboutcome about

9、: 發(fā)生發(fā)生, 造成造成 = happen 無被動語態(tài)無被動語態(tài)你能告訴我事情是怎么發(fā)生的嗎你能告訴我事情是怎么發(fā)生的嗎? ?Can you tell me how the accident came about？How did the snow catastrophe come about?3. _ the earth is becomingwarmer but there is fierce debate overThere is no doubt thatThere is no doubt that4. phenomenon phenomenan. (單數(shù)單數(shù)) 現(xiàn)象；現(xiàn)象；n. (復數(shù)

10、復數(shù)) 現(xiàn)象；現(xiàn)象；雨雪是天氣現(xiàn)象。雨雪是天氣現(xiàn)象。Rain and snow are _ of the weather. phenomena5. The problem begins when we add huge _ of extra carbon dioxide to the atomosphere by burning quantities 我重質(zhì)量勝過重數(shù)量。我重質(zhì)量勝過重數(shù)量。I prefer quality to quantity.quantities of +可數(shù)可數(shù)/不可數(shù)名詞不可數(shù)名詞 + 復數(shù)謂語復數(shù)謂語a (large/great) quantity of +可數(shù)可數(shù)

11、/不可數(shù)不可數(shù) +單謂單謂/復謂復謂她要多少她要多少?What quantity does she want?in quantity 大量大量many a/an +可數(shù)名詞單數(shù)可數(shù)名詞單數(shù)+單單v.many, a good many , quite a few, a great number of ,scores of ,dozens of+可數(shù)可數(shù)n.+復復v.much,a great deal of,a great amount of +不不可數(shù)可數(shù)n.+單單v.a lot of ,lots of, plenty of, a great quantity of, quantities of

12、 +可數(shù)可數(shù)n./不可數(shù)不可數(shù)n. 6. They also believe it is the burning of more and more fossil fuels that is _ this increasein resulting inresult in result in 產(chǎn)生產(chǎn)生, 導致導致 (= cause / lead to )主語為起因主語為起因, in的賓語為結(jié)果的賓語為結(jié)果.努力終歸成功。努力終歸成功。Hard work results in success.result fromresult from 由由引起，產(chǎn)生引起，產(chǎn)生主語為主語為結(jié)果結(jié)果, from 的賓

13、語為的賓語為起因起因His sickness was caused by eating too much.= His sickness resulted _eating too much. (in / from)fromresult in result from as a result as a result of The earth is becoming warmer. , London would become a water city. The rise in the sea level would global warming. Global warming would the ri

14、se in the sea level. global warming, London would become a water city.As a resultresult fromresult inAs a result of7. He _ that any warming will be mild with few bad environmental _.predictsconsequencesconsequenceC.結(jié)果結(jié)果/結(jié)局結(jié)局U.重要性重要性, 重大重大in consequencein consequence of 結(jié)果結(jié)果由于由于的緣故的緣故8. state v. 8. s

15、tate v. 陳述陳述, 聲明；聲明； n. n. 狀況狀況/情況情況; 國家國家; 州州 +n. state +that從句從句 +wh-從句；從句； 他已公開聲明他會支持那項政策。他已公開聲明他會支持那項政策。 He has publicly _ _ _ for the policy.stated his support2.2.我聽見那位官員說不接納兒童。我聽見那位官員說不接納兒童。I heard the official state that they would not accept children.3. 3. 合同清楚地敘述了那項工作應在何時完成。合同清楚地敘述了那項工作應在何時

16、完成。The contract stated when the work should be finished.9. range9. range(1). N 范圍范圍; 排列排列; 系列系列 這家商店商品品種多。這家商店商品品種多。The shop keeps_.a wide range of goods年齡范圍自年齡范圍自6 6歲到歲到12 12 歲。歲。_is from six to twelve years old.The age range(2). v.排列排列10. build up10. build up 逐步建立，增加，增進逐步建立，增加，增進 to build up ones

17、strength 增強體力 Hard working condictions build up character. (喻) 艱苦的工作條件能磨練人的性格。 Promote physical culture and build up the peoples health. 發(fā)展體育運動,增強人民體質(zhì)。 Im very glad to see that your vocabulary is gradually building up. 看到你的詞匯量在逐漸增長,我很高興。 We are building up a good business. 我們的生意興隆。on the whole on th

18、e whole 總的來說；從總體上看 總的看來，他是一個好孩子。On the whole ,he is a good boy.The weather this month has been cold on the whole. 這個月的天氣基本上是冷的。average above the average在一般 水平以上, 中上; 在平均數(shù)以上 below the average在一般水平以下, 中下; 在平均數(shù)以下 on the average平均, 按平均數(shù)計算; 一般地說 on an average平均, 按平均數(shù)計算; 一般地說average The average of 4, 8, and 60 is 24. 4、8和60的平均數(shù)是24。 平均；平均水平 What is the average rainfall for August in your country? 你們國家八月份的平均降雨量是多少? His results is the average. 他的成績平平。 他的平均成績是96。 His average result (of this three subjects) is 96. exchange glances互相使眼色 give a glance at . 對.匆匆一看, 一瞥 ta