2019版高考英语大二轮复习第二部分阅读理解15生态环保类课件.ppt
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1、专题十五 生态环保类,-2-,(2018全国D) We may think were a culture that gets rid of our worn technology at the first sight of something shiny and new,but a new study shows that we keep using our old devices(装置) well after they go out of style.Thats bad news for the environmentand our walletsas these outdated devi
2、ces consume much more energy than the newer ones that do the same things.,-3-,To figure out how much power these devices are using,Callie Babbitt and her colleagues at the Rochester Institute of Technology in New York tracked the environmental costs for each product throughout its lifefrom when its
3、minerals are mined to when we stop using the device.This method provided a readout for how home energy use has evolved since the early 1990s.Devices were grouped by generation.Desktop computers,basic mobile phones,and box-set TVs defined 1992.Digital cameras arrived on the scene in 1997.And MP3 play
4、ers,smart phones,and LCD TVs entered homes in 2002,before tablets and e-readers showed up in 2007.,-4-,As we accumulated more devices,however,we didnt throw out our old ones.“The living-room television is replaced and gets planted in the kids room,and suddenly one day,you have a TV in every room of
5、the house,”said one researcher.The average number of electronic devices rose from four per household in 1992 to 13 in 2007.Were not just keeping these old deviceswe continue to use them.According to the analysis of Babbitts team,old desktop monitors and box TVs with cathode ray tubes are the worst d
6、evices with their energy consumption and contribution to greenhouse gas emissions(排放) more than doubling during the 1992 to 2007 window.,-5-,So whats the solution(解决方案)?The teams data only went up to 2007,but the researchers also explored what would happen if consumers replaced old products with new
7、 electronics that serve more than one function,such as a tablet for world processing and TV viewing.They found that more on-demand entertainment viewing on tablets instead of TVs and desktop computers could cut energy consumption by 44%.,-6-,32.What does the author think of new devices? A.They are e
8、nvironment-friendly. B.They are no better than the old. C.They cost more to use at home. D.They go out of style quickly. 33.Why did Babbitts team conduct the research? A.To reduce the cost of minerals. B.To test the life cycle of a product. C.To update consumers on new technology. D.To find out elec
9、tricity consumption of the devices. 34.Which of the following uses the least energy? A.The box-set TV. B.The tablet. C.The LCD TV. D.The desktop computer.,-7-,35.What does the text suggest people do about old electronic devices? A.Stop using them. B.Take them apart. C.Upgrade them. D.Recycle them.,-
10、8-,【文章结构】,-9-,【难点分析】 The teams data only went up to 2007,but the researchers also explored what would happen if consumers replaced old products with new electronics that serve more than one function,such as a tablet for world processing and TV viewing. 这个团队的数据仅仅是到2007年,但是研究人员也在探讨,如果消费者用像兼有文字处理和电视观看功
11、能的直板电脑一样的多功能电子产品替换旧产品的话,将会发生什么样的情况? 分析:what would happen if consumers replaced.是虚拟语气,使得作者的表述语气委婉。,-10-,【语篇导读】本文是议论文。当我们购买了新的电子设备时,我们仍然使用旧的电子设备。其实,旧电子设备耗费的能源比新设备要多,从而损害我们的环境、浪费我们的金钱。 32.A 推理判断题。根据第一段的最后一句“Thats bad news for the environmentand our walletsas these outdated devices consume much more ene
12、rgy than the newer ones that do the same things”可知,过时的设备要比新设备消耗更多的能源,因此可推测出新设备对环境有好处。 33.D 细节理解题。根据第二段的第一句“To figure out how much power these devices are using,Callie Babbitt.tracked the environmental costs for each product throughout its life”可知,Babbitt和她的同事做这项研究是为了发现这些设备所消耗的能量,所以选D项。,-11-,34.B 细节理
13、解题。根据文章的最后一句“They found that more on-demand entertainment viewing on tablets instead of TVs and desktop computers could cut energy consumption by 44%”可知,B项使用的能量最少。 35.A 推理判断题。根据第一段中的“We may think were a culture that gets rid of our worn technology.”以及第三段中的“As we accumulated more devices,however,we d
14、idnt throw out our old ones”可知,文章建议人们不要再使用旧的电子设备。,-12-,A (2018北京朝阳二模) Dear Koko, Ive learned about you from my amazing teacher.I think its fun that you can communicate with us humans by using the sign language.Ive spent a lot of time watching you in different videos and love you from the bottom of m
15、y heart.,-13-,Its heartbreaking to learn about all of the cruel things done to gorillas (大猩猩).In Africa,for example,the killers use guns to kill your fellows for meat.They dont understand the influence their actions are having on gorillas.Another thing is the loss of gorillas natural home,which is c
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- 2019 高考 英语 二轮 复习 第二 部分 阅读 理解 15 生态 环保 课件 PPT
