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1、Unit 4Global warming 第一學時第一學時Reading and Reading and ComprehensionComprehensionTask 1快速閱讀課文快速閱讀課文“The Earth is Becoming Warmer But does it Matter？”用大約用大約30詞寫出課文的概要詞寫出課文的概要。溫馨提示：溫馨提示：本文屬于說明文，以說明為主要表達方本文屬于說明文，以說明為主要表達方式來解說事物，闡明事理，啟迪思維。寫概要時要緊扣說式來解說事物，闡明事理，啟迪思維。寫概要時要緊扣說明的對象，并根據(jù)文章的總分結(jié)構(gòu)，圍繞不同的觀點來闡明的對象，并根據(jù)文
2、章的總分結(jié)構(gòu)，圍繞不同的觀點來闡述地球變暖的原因以及預(yù)測利弊的要點。述地球變暖的原因以及預(yù)測利弊的要點。_答案：答案：In the passageIn the passage，Sophie Armstrong explores Sophie Armstrong explores the questions on how human activity creates the questions on how human activity creates “greenhouse gases”which“greenhouse gases”which directly leads to the dir
3、ectly leads to the global warmingglobal warming，and shows us the different and shows us the different attitudes among scientists towards global warming.attitudes among scientists towards global warming.Task 2仔細閱讀仔細閱讀“The Earth is Becoming Warmer But does it Matter？”選擇正確答案。選擇正確答案。1From the passage we
4、 can infer that the author probably agrees that_.Aglobal warming is good for humans indeedBpeople should do nothing about the global warmingDCcatastrophes will happen if the globe keeps on warmingDa lot remains to be found out about the effects of global warming2All the followings are true EXCEPT_ .
5、Aeveryone believes that global warming is caused by human activitiesBcarbon dioxide is a byproduct of burning fossil fuelsACpeople accept Charles Keelings data because he took accurate measurementsDnot all the scientists agree with each other on the effect of the global warming3The main difference b
6、etween Dr.Janice Fosters theory and George Hambleys lies in_.Ahow to prevent global warming Bwhat causes global warming DCwhether global warming would cause serious problems or not Dwhether the levels of carbon dioxide have increase or not over the years 4“But there are some very different attitudes
7、 among scientists towards this issue.” “issue” here means the same as the one in “_”AI bought the new stamp the day of its issueBBThis is a big issue；we need more time to think about itCShe is always on a dietshe has issues about foodDThe magazine has 12 issues each year5What may happen if we do not
8、hing about global warming?AThere may be a rise of the sea level.ABThe temperature will surely be lower.CThe “greenhouse effect” will disappear.DIt has nothing to do with us.Task 3再次閱讀再次閱讀“The Earth is Becoming WarmerBut does it Matter？”然后完成下面的表格然后完成下面的表格。CausesResultPeople burn 1._ like coal，natural
9、 gases and oil to 2._Some byproducts called “greenhouse” gases are also produced in the process，and the most important gas is 3._fossil fuelsproduce energycarbon dioxideWhen we 4._ huge quantities of extra carbon dioxide into the atmosphere，the global temperature goes 5._The rise of 6._ leads to sev
10、ere storms,7._，8._，famines，the spread of diseases. Plants grow 9._；crops will produce 10._addupsea levelfloodsdroughtsquickermoreTask 4根據(jù)課文根據(jù)課文“The Earth is Becoming WarmerBut does it Matter？”完成下列短文。完成下列短文。There is no doubt 1._ the earth is becoming warmer but there is a fierce debate over whether i
11、t is human activity that has caused this global warming or whether it is just a natural phenomenon. Many scientists like Dr.Janice Foster believe that people have caused the increase in the earths temperaturethat2._ the burning of fossil fuels like coal，natural gas and oil to produce energy 3._ bypr
12、oducts are called “greenhouse” gases，the most important one 4._ carbon dioxide.These gases trap heat from the sun and therefore warm the earth，without which the earth 5._ (be) about thirtythree degrees Celsius cooler than it is.But increased amount of carbon dioxide means that 6._ heat energy is trapped in the atmosphere 7._ (cause) the global temperature to go 8._.throughwhosebeingwould bemorecausingupOn 9._ other hand，scientists like George Hambley believe that any warming will be mild with 10._ bad environmental consequences and more carbon dioxide is actually a positive thing.thefew
高中英語 Unit 4 Global warming 第一學時 Reading and Comprehension課件 新人教版選修6
