四、阅读理解AScientists have long suspected that globalwarming can cause extreme weather events liketerribly hot weather and pouring downpours. Now2020_2021 学年高二英语上学期寒假作业 5GlobalWarming&ThePowerofNature 新人教版experts have numbers to support that idea。The burning of fossil fuels has been leading to abuild-up of carbon dioxide in the Earth’satmosphere 。 This CO2 is a greenhouse gas. Thatmeans it can trap heal in the air。 As a result， ourplanet’s temperature has been rising 。 And thisglobal warming will account for a growing share ofever more frequent extreme weather events。Many governments hope to limit global warmingto 2 degrees Celsius above temperatures that weretypical before the Industrial Revolution 。 It will behard for nations to achieve that. But even if they do，global warming still will be responsible for nearly allheat extremes. Global warming will also be to blamefor about 2 out of every 5 extreme rains andsnowfalls. “This is a considerable fraction（分数） of2020_2021 学年高二英语上学期寒假作业 5GlobalWarming&ThePowerofNature 新人教版major weather events," says climate scientist PeterStott.So far， the Earth has warmed about 0.85 degreeCelsius since 1750. That’s about when the IndustrialRevolution got its start. That’s also when fossil fueluse took off, spewing(喷出） lots of CO2 into the air.“Overall,the new study shows that relatively smallrises in the global temperature translate into largeincreases in the likelihood of extremes，” Stott says。Erich Fischer and Reto Knutti analyzed 25different computer models of global climate 。 Theseanalyses looked at different climate periods ， frompreindustrial times to the present. The analyses alsopredicted what weather events were likely to be likein the future. This period was predicted to be warmerby 2 and 3 degrees Celsius.2020_2021 学年高二英语上学期寒假作业 5GlobalWarming&ThePowerofNature 新人教版The computer looked at when extreme heat andprecipitation（降水量） occurred during each climateperiod. It focused on events of unusual heat or heavyprecipitation。 Before the Industrial Revolution， suchextremes typically would have occurred only once inevery 1，000 days.“But since the globe has been warming ， suchextremes are no longer nearly as rare 。 These newfindings provide a global statement ， " Fischer says.“You can still get the biggest heat that you have everseen without any human changes。”1. The second paragraph is mainly about ________.A。 what damage global warming causedB. how global warming came into beingC. where global warming is becoming seriousD。 why fossil fuels have to be forbidden2. What Peter said in Para。 3 suggests that ________.2020_2021 学年高二英语上学期寒假作业 5GlobalWarming&ThePowerofNature 新人教版A. it is reasonable for climate change to happenB。 there is no serious effect of global warming nowC. the influence of global warming is greatD。 the extreme weather happens in small numbers3. In the future， the temperature may rise at least by________ degrees Celsius。A。 2。5 B。 3 C。 4 D. 24. According to the passage ， extreme weather________。A. will happen more often than beforeB. happens once in every 1，000 daysC。 strikes every region without differencesD. becomes a rare phenomenon across the planetBGoing green seems to be a fad（时尚) for a lot ofpeople these days。 Whether that is good or bad, wecan't really say， but for the two of us， going green2020_2021 学年高二英语上学期寒假作业 5GlobalWarming&ThePowerofNature 新人教版is not a fad but a lifestyle。On April 22， 2011, we decided to go green everysingle day for an entire year. This meant doing 365different green things, and it also meant challengingourselves to go green beyond the easy things 。Rather than recycle and reduce our energy, we had tothink of 365 different green things to do and this wasno easy task。With the idea of going green every single day fora year, Our Green Year started. My wife and I decidedto educate people about how they could go green intheir lives and hoped we could show people all thegreen things that could be done to help theenvironment。 We wanted to push the message thatevery little bit helps.Over the course of Our Green Year, we completely2020_2021 学年高二英语上学期寒假作业 5GlobalWarming&ThePowerofNature 新人教版changed our lifestyles. We now shop at organic（有机的） stores。 We consume less meat, choosing greenfood. We have greatly reduced our buying we don’tneed. We have given away half of what we ownedthrough websites。 Our home is kept clean by vinegarand lemon juice, with no chemical cleaners. We makeour own butter, enjoying the smell of home — madefresh bread。 In our home office anyone caught doingsomething ungreen might be punished。Our minds have been changed by Our GreenYear 。 We are grateful for the chance to have beenable to go green and educate others. We believe thatwe do have the power to change things and help ourplanet.5. What might be the best title for the passage？A. Going Green B. Protecting the Planet2020_2021 学年高二英语上学期寒假作业 5GlobalWarming&ThePowerofNature 新人教版C。 Keeping Open—Minded D 。Celebrating Our Green Year6。 It was difficult for the couple to live a green lifefor the whole year because ________。A。 they were expected to follow the green fadB. they didn’t know how to educate other peopleC。 they were unwilling to reduce their energyD。 they needed to perform unusual green tasks7. What did the couple do over the course of OurGreen Year？A。 They tried to get out of their ungreen habits。B. They ignored others' ungreen behavior.C. They chose better chemical cleaners。D。 They sold their home—made food。8. What can we infer from the last paragraph?A。 The government will give support to the greenproject。2020_2021 学年高二英语上学期寒假作业 5GlobalWarming&ThePowerofNature 新人教版B 。 The couple may continue their project in thefuture.C. Some people disagree with the couple’s greenideas.D 。 Our Green Year is becoming a nationalcampaign。

四、阅读理解 A Scientists have long suspected that global warming can cause extreme weather events like terribly hot weather and pouring downpours. Now 2020_2021 学年高二英语上学期寒假作业 5GlobalWarming&ThePowerofNature 新人教版 experts have numbers to support that idea。 The burning of fossil fuels has been leading to a build-up of carbon dioxide in the Earth’s atmosphere 。 This CO2 is a greenhouse gas. That means it can trap heal in the air。 As a result， our planet’s temperature has been rising 。 And this global warming will account for a growing share of ever more frequent extreme weather events。 Many governments hope to limit global warming to 2 degrees Celsius above temperatures that were typical before the Industrial Revolution 。 It will be hard for nations to achieve that. But even if they do， global warming still will be responsible for nearly all heat extremes. Global warming will also be to blame for about 2 out of every 5 extreme rains and snowfalls. “This is a considerable fraction（分数） of 2020_2021 学年高二英语上学期寒假作业 5GlobalWarming&ThePowerofNature 新人教版 major weather events," says climate scientist Peter Stott. So far， the Earth has warmed about 0.85 degree Celsius since 1750. That’s about when the Industrial Revolution got its start. That’s also when fossil fuel use took off, spewing(喷出） lots of CO2 into the air. “Overall,the new study shows that relatively small rises in the global temperature translate into large increases in the likelihood of extremes，” Stott says。 Erich Fischer and Reto Knutti analyzed 25 different computer models of global climate 。 These analyses looked at different climate periods ， from preindustrial times to the present. The analyses also predicted what weather events were likely to be like in the future. This period was predicted to be warmer by 2 and 3 degrees Celsius. 2020_2021 学年高二英语上学期寒假作业 5GlobalWarming&ThePowerofNature 新人教版 The computer looked at when extreme heat and precipitation（降水量） occurred during each climate period. It focused on events of unusual heat or heavy precipitation。 Before the Industrial Revolution， such extremes typically would have occurred only once in every 1，000 days. “But since the globe has been warming ， such extremes are no longer nearly as rare 。 These new findings provide a global statement ， " Fischer says. “You can still get the biggest heat that you have ever seen without any human changes。” 1. The second paragraph is mainly about ________. A。 what damage global warming caused B. how global warming came into being C. where global warming is becoming serious D。 why fossil fuels have to be forbidden 2. What Peter said in Para。 3 suggests that ________. 2020_2021 学年高二英语上学期寒假作业 5GlobalWarming&ThePowerofNature 新人教版 A. it is reasonable for climate change to happen B。 there is no serious effect of global warming now C. the influence of global warming is great D。 the extreme weather happens in small numbers 3. In the future， the temperature may rise at least by ________ degrees Celsius。 A。 2。5 B。 3 C。 4 D. 2 4. According to the passage ， extreme weather ________。 A. will happen more often than before B. happens once in every 1，000 days C。 strikes every region without differences D. becomes a rare phenomenon across the planet B Going green seems to be a fad（时尚) for a lot of people these days。 Whether that is good or bad, we can't really say， but for the two of us， going green 2020_2021 学年高二英语上学期寒假作业 5GlobalWarming&ThePowerofNature 新人教版 is not a fad but a lifestyle。 On April 22， 2011, we decided to go green every single day for an entire year. This meant doing 365 different green things, and it also meant challenging ourselves to go green beyond the easy things 。 Rather than recycle and reduce our energy, we had to think of 365 different green things to do and this was no easy task。 With the idea of going green every single day for a year, Our Green Year started. My wife and I decided to educate people about how they could go green in their lives and hoped we could show people all the green things that could be done to help the environment。 We wanted to push the message that every little bit helps. Over the course of Our Green Year, we completely 2020_2021 学年高二英语上学期寒假作业 5GlobalWarming&ThePowerofNature 新人教版 changed our lifestyles. We now shop at organic（有机 的） stores。 We consume less meat, choosing green food. We have greatly reduced our buying we don’t need. We have given away half of what we owned through websites。 Our home is kept clean by vinegar and lemon juice, with no chemical cleaners. We make our own butter, enjoying the smell of home — made fresh bread。 In our home office anyone caught doing something ungreen might be punished。 Our minds have been changed by Our Green Year 。 We are grateful for the chance to have been able to go green and educate others. We believe that we do have the power to change things and help our planet. 5. What might be the best title for the passage？ A. Going Green B. Protecting the Planet 2020_2021 学年高二英语上学期寒假作业 5GlobalWarming&ThePowerofNature 新人教版 C。 Keeping Open—Minded D 。 Celebrating Our Green Year 6。 It was difficult for the couple to live a green life for the whole year because ________。 A。 they were expected to follow the green fad B. they didn’t know how to educate other people C。 they were unwilling to reduce their energy D。 they needed to perform unusual green tasks 7. What did the couple do over the course of Our Green Year？ A。 They tried to get out of their ungreen habits。 B. They ignored others' ungreen behavior. C. They chose better chemical cleaners。 D。 They sold their home—made food。 8. What can we infer from the last paragraph? A。 The government will give support to the green project。 2020_2021 学年高二英语上学期寒假作业 5GlobalWarming&ThePowerofNature 新人教版 B 。 The couple may continue their project in the future. C. Some people disagree with the couple’s green ideas. D 。 Our Green Year is becoming a national campaign。