高考英语试题分项版解析专题16科普类说明文Word格式.docx

高考英语试题分项版解析专题16科普类说明文Word格式.docx

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reaculturethatgetsridofourworntechnologyatthefirstsightofsomethingshinyandnew,butanewstudyshowsthatwekeepusingourolddevices（装置）wellaftertheygooutofstyle.That’sbadnewsfortheenvironment—andourwallets—astheseoutdateddevicesconsumemuchmoreenergythantheneweronesthatdothesamethings.

Tofigureouthowmuchpowerthesedevicesareusing,CallieBabbittandhercolleaguesattheRochesterInstituteofTechnologyinNewYorktrackedtheenvironmentalcostsforeachproductthroughoutitslife—fromwhenitsmineralsareminedtowhenwestopusingthedevice.Thismethodprovidedareadoutforhowhomeenergyusehasevolvedsincetheearly1990s.Devicesweregroupedbygeneration—Desktopcomputers,basicmobilephones,andbox-setTVsdefined1992.Digitalcamerasarrivedonthescenein1997.AndMP3players,smartphones,andLCDTVsenteredhomesin2002,beforetabletsande-readersshowedupin2007.

Asweaccumulatedmoredevices,however,wedidn'

tthrowoutouroldones."

Theliving-roomtelevisionisreplacedandgetsplantedinthekids'

room,andsuddenlyoneday,youhaveaTVineveryroomofthehouse,"

saidoneresearcher.Theaveragenumberofelectronicdevicesrosefromfourperhouseholdin1992to13in2007.We'

renotjustkeepingtheseolddevices—wecontinuetousethem.AccordingtotheanalysisofBabbitt'

steam,olddesktopmonitorsandboxTVswithcathoderaytubesaretheworstdeviceswiththeirenergyconsumptionandcontributiontogreenhousegasemissions（排放）morethandoublingduringthe1992to2007window.

Sowhat'

sthesolution（解决方案）?

Theteam'

sdataonlywentupto2007,buttheresearchersalsoexploredwhatwouldhappenifconsumersreplacedoldproductswithnewelectronicsthatservemorethanonefunction,suchasatabletforwordprocessingandTVviewing.Theyfoundthatmoreon-demandentertainmentviewingontabletsinsteadofTVsanddesktopcomputerscouldcutenergyconsumptionby44%.

32.Whatdoestheauthorthinkofnewdevices?

A.Theyareenvironment-friendly.B.Theyarenobetterthantheold.

C.Theycostmoretouseathome.D.Theygooutofstylequickly.

33.WhydidBabbitt'

steamconducttheresearch?

A.Toreducethecostofminerals.

B.Totestthelifecycleofaproduct.

C.Toupdateconsumersonnewtechnology.

D.Tofindoutelectricityconsumptionofthedevices.

34.Whichofthefollowingusestheleastenergy?

A.Thebox-setTV.B.Thetablet.

C.TheLCDTV.D.Thedesktopcomputer.

35.Whatdoesthetextsuggestpeopledoaboutoldelectronicdevices?

A.Stopusingthem.B.Takethemapart.

C.Upgradethem.D.Recyclethem.

【答案】32.A33.D34.B35.A

【解析】本文是一篇科普说明文。

文章讲述了新旧电子设备的差别，旧电子设备耗能高，不环保。

所以作者主张使用新电子设备。

33.细节理解题。

根据文章第二段中的Tofigureouthowmuchpowerthesedevicesareusing,CallieBabbittandhercolleaguesattheRochesterInstituteofTechnologyinNewYorktrackedtheenvironmentalcostsforeachproductthroughoutitslife可知，Babbitt’steam研究的目的是弄清楚这些设备用了多少电。

故选D。

34.细节理解题。

根据文章最后一段中的Theyfoundthatmoreon-demandentertainmentviewingontabletsinsteadofTVsanddesktopcomputerscouldcutenergyconsumptionby44%.可知，平板电脑是耗能最少的电子设备，可以降低44%的耗能。

故选B。

35.推理判断题。

根据文章的整体内容可知，因为旧的电子设备耗能高，不环保。

所以作者建议停止使用旧的电子设备。

故选A。

点睛：

熟悉比较句型是彻底理解本文的关键，也是解题的关键。

本文中的比较句型：

1.That’sbadnewsfortheenvironment–andourwallets–astheseoutdateddevicesconsumemuchmoreenergythanthenewsonesthatdothesamethings

做同样的事，旧的过时的装置比新装置消耗更多能源，对环境有害，浪费钱财。

2.AccordingtotheanalysisofBabbitt’steam,olddesktopmonitorsandboxTVswithcathoderaytubesaretheworstdeviceswiththeirenergyconsumptionandcontributiontogreenhousegasemissions（排放）morethandoublingduringthe1992to2007window.

根据Babbitt团队的分析，旧的桌面监视器和阴极射线管箱式电视机是最差的电子设备，它们的耗能和温室气体的排放是1992到2007window的两倍还多。

3.Theyfoundthatmoreon-demandentertainmentviewingontabletsinsteadofTVsanddesktopcomputerscouldcutenergyconsumptionby44%.他们发现在平板电脑上看的随需变化的娱乐节目比在电视和电脑上看耗能减少了44%。

B【2018·

浙江】

StevenSteinlikestofollowgarbagetrucks.Hisstrangehabitmakessensewhenyouconsiderthathe’sanenvironmentalscientistwhostudieshowtoreducelitter,includingthingsthatfalloffgarbagetrucksastheydrivedowntheroad.Whatisevenmoreinterestingisthatoneof 

Stein'

sjobsisdefendinganindustrybehindtheplasticshoppingbags.

Americansusemorethan100billionthinfilmplasticbagseveryyear.Somanyendupintreebranchesoralonghighwaysthatagrowingnumberofcitiesdonotallowthematcheckouts（收银台）.Thebagsareprohibitedinsome90citiesinCalifornia,includingLosAngeles.Eyeingtheseheadwinds,plastic-bagmakersarehiringscientistslike 

Stein 

to 

makethecasethattheirproductsarenotasbadfortheplanetasmostpeopleassume.

Amongthebagm