Unit4《Globalwarming》Reading课件（新人教版选修6）.ppt

Words study;graph random phenomenon subscribe fuel quantity tend data;trend catastrophe flood oppose mild consequence state range; come about subscribe to quantities of go up result in be opposed to even if keep on;;Who write the magazine article? What is the name of the magazine?;skimming;The first graph shows the temperature increase of one degree Fahrenheit between 1860 to 2000. The second graph shows the carbon dioxide content in the atmosphere from 1957 to 1997.;1.The purpose of the first paragraph is to ___. introduce the writer B. explain a change C. introduce the topic D. raise a question 2. The graphs are used to _____. illustrate points by providing evidence tell the change of temperature tell the content of carbon dioxide in the air interest the readers;;1. …it is human activity that has caused this global warming rather than a random but natural phenomenon.;2. come about;3. result in 导致, 造成  =lead to = bring about;The accident resulted in the death of two people. 这场意外事故造成两人死亡。;b.Even if she survives, shell never fully recover. c.Even though hes 24 now, hes still like a little child. d.I can still remember, even though it was so long ago.;Scanning to get Detail information;True or false?;1. Greenhouse gases refer to_______. carbon dioxide B. the burning of fossil fuels C. byproducts of the burning of fossil fuels D. coal, natural gas and oil 2. Greenhouse effect _____. A. is a natural phenomenon B. happens when there’s too much carbon dioxide C. does great harm to human beings D. makes life for human beings better;3. _____ found out the amount of carbon dioxide in the atmosphere from 1957 to1977. A. Dr. Janice Foster B. Charles Keeling C. George Hambley D. Sophie Armstrong 4. Which of the following statements is True? Burning fossil fuels causes the global warming. B. We will have more food with global warming. C. Global warming means disasters to humans. D. More greenhouse gases will