Unit 4 Global warming reading(浙江省温州市平阳县)

课件16张PPT。Module 6 Unit 4 Reading The Earth is Warming－But does it matter？ (2nd period)苍南中学 谢萍萍Feb. 21, 2008How did come about?the snow catastrophe Global warming was one of the important reasons why such extreme climate like severe storms and heavy snow frequently came about.global warming Fill in the blanks with the proper words according to the first letters given.henomenon uantitiesuels rapped esultinghuge quantities ofHuge quantities of CO2 are added to the atmosphere.Huge quantities of fossil fuels are burned to produce energy. As a result of burning fossil fuels, a large of carbon dioxide ___ added to the atmosphere. A. number; is B. quantity; is C. number; are D. quantity; are Compared to ten years ago, the carbon dioxide content over this decade has gone up rapidly. Carbon dioxide in the atmosphere is compared to the glass of greenhouse.Compared withis similar to 人们经常把老师比做园丁. People often _____ teachers _____ gardeners. That probably doesn’t sound very much to you or me but it is a rapid increase (与大多数的自然变化相比) .compared to most natural changescompare to The rapid increase in global temperature would result in serious consequences. Serious consequences would result from the rapid increase in global temperature. result in: result from:cause sth. 表示“引起某种结果”to be caused by sth. 表示“由于某种原因而产生”as a result:as a consequenceas a result of:as a consequence of 小猪变成了烤猪 the rise in the sea level severe storms droughts famines the spread of diseases the destruction of speciesThe earth is becoming warmer. , London would become a water city. The rise in the sea level would global warming. Global warming would the rise in the sea level. global warming, London would become a water city.As a resultresult fromresult inAs a result ofresult in result from as a result as a result of 伦敦变成了水上城市 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 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 produce more and encourage a great variety of animals.There is no doubt thatcatastropheresult inclimatekeeps ona greater range ofReplace the underlined expressions by using the words, phrases and patterns in the text.How did the snow catastrophe come about?come to come out come across come up withhave come outcame up withcame acrosscome to 无疑今年冬天的暴风雪是场大灾难。网络上人们对雪灾的成因持有不同的看法。Oral practice (Group work) 看法一: 遭受美国气象(meteorological)武器袭击的结果. 看法二: 外星人(aliens)为了提高所有中国人的环境保护 ... ...