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1Unit 3 Global Warming2What is energy?What do we use it for?heat,light,power,etc.3Where does the energy come from?Sources of energyRenewable?Non-Renewable?4lEnergy is necessary in our life.lSources of energy are endless,so we dont have to worry about it.lThere is no trouble caused when we produce energy from the sources.lWe can switch to other sources of energy if one is run out.Do you agree?5What is greenhouse?What does it do?Where else do we see“greenhouse”effect?6THE EARTH IS BECOMING WARMERBUT DOES IT MATTER?INTRODUCTION:Author _Magazine _Problem discussed_What questions will the author explores?Sophie ArmstrongEarth CareGlobal warmingHow has it come about?Does it matter?Para 1-4Para 5-67Part 1:How has it come about?Para 1 Para 2 Para 3 Para 4 How has the temperature increased?Who has done it?How has the Co2 developed?What has caused itthe topics of each paragraph Who has done it?What has caused it?How has the C02 developed?How has the temperature increased?8Humans Burn fossil fuelsenergy“greenhouse”gasesTrap heat from the sunThe earth gets warm“Greenhouse”Effect9True or False Greenhouse effect does damage to the earth by warming it up.Greenhouse effect is due to human activities.Humans make the greenhouse effect more serious and therefore cause global warming.FFTHow?10What researches have been done?About the researches:What are the results of each research?Are they related?How?1.What the future temperature will be like?CO/CO2 went up.Temperature increased.They are positively/directly related.It is uncertain yet.11Part2:Does it matter?Negativeeffects Predictor_ _ temperature increase(maybe by_ degree.)Lead to _ A _future Positiveeffects Predictor_ _ warming;_ environmental consequence;A_ futureJanice Foster5a catastropheGeorge HambleymildWith few bad Positive/bettergreatNegative/worse12Thinking after reading:Which idea do you believe about global warming and its effects?Why?Is there anything we can do about global warming?If the warming seems hard to slow down no matter what we do,will you keep on saving energy or reduce CO2?13Films recommended:难以忽视的真相难以忽视的真相 愚蠢年代愚蠢年代 全球变暖大骗局全球变暖大骗局14Useful language points Usefulphrases Consume energy /Come about Explore the questions A random phenomenon Make accurate measurement of Result in/lead to Be opposed to(opposite,opponent)Even if(though)Keep on(carry on)On the one handOn the other hand UsefulwordsGraph;dataSubscribe toFossil FuelByproductsQuantity/rangeTend toTrendCatastropheConsequenceStateMild(反反violent)15Consume Marthawouldconsumenearlyapoundofcheeseperday.Someofthemostefficientmicrowaveconsume70percentlesselectricitythantraditionalmodels.Newinformationdevices,likecomputer,Ipadorsmartphone,havechangedthewaypeopleconsumebooks.16subscribe vi.持有或者同意(某种观点)持有或者同意(某种观点)Ivepersonallyneversubscribedtotheviewthateithersexissuperiortotheother.vi.订阅(书报杂志服务等)MyreasonforsubscribingtoNew Scientististokeepstepwithadvancesinscience.翻译练习有很多杂志你可以订阅来提高阅读能力。Therearemanymagazinesto which youcansubscribetoimproveyourreadingability.17fueln.燃料;刺激因素 Runningoutoffuel,thecarbrokedown.Herstressisalsoherfueltopushherforward.v.得到燃料;供以燃料,加燃料 Theystoppedatthepetrolstationtofuelup.Winningtheprizefueledhisenthusiasmaboutphotography.同根词:refuel18Quantity Doctorsdoencouragea quantity of exercises,buttheyalsoinsistonabalanceddiet.Nowlargequantitiesofshoppingaremadethroughtheinternet.Youcanbeofferedalowerpriceifyoubuytheirgoodsin quantity.19tend Peoplesubscribetotheviewthatthefattend toeatmore.Mostpeopletend to befriendswiththosewhoaresimilartothemselves.Astowhetherglobalwarmingwouldleadtocatastrophe,mostpeopletend to/towards thenegativeviewpoint.Kidshave a natural tendency to believetheirparents.20consequence Theconsequenceoflong-termairpollutionisthatmorepeoplesufferfromlungcancer.Parentsandadolescentstendstoholddifferentviews.Consequently/As a consequence,theyoftenarguewitheachother.Dontthinkyoucangetdrunkwith few bad consequences.Thestormdieddown,withtheconsequence that awholecitylayinruins.21stateN.area or countryN.Situation or conditionV.to speak formallyLeaders of the states are meeting in Louisville.The old house is in a risky state.The police stated that he was arrested for abusing power.派生词派生词 statement22It 用法用法(II)强调句)强调句结构:结构:It is that.(/who)作用:强调句子中某成分:作用:强调句子中某成分:主语、宾语主语、宾语,状语状语特点:对原句结构时态和意义不产生影响。特点:对原句结构时态和意义不产生影响。It is humanactivitiesthathaveledtoglobalwarming.=_1.It is theburningoffossilfuelsthathasresultedintheincreaseintemperature.=_Human activities have led to global warming.The burning of fossil fuels has resulted in the increase in temperature.23 It is how we consume energy that has to be improved.It is theheatfromthesunthatweneedtowarmup.It was Lindathat/who/whom Iwastalkingtooverthephone.It was besidetheriverthatIlastsawheralone.It was yesterdaynotlastweekthatwehadthemeeting.Whydoyouforgetitsofast?It was notuntilyougrowupthatyouwillunderstandyouparents.It was whereyoutookthephotothatIhadtraveledlastyear.书后练习书后练习page 2924强调句的疑问格式及回答强调句的疑问格式及回答-Was it youthatcalledthepolice?-_ Is it the greenhouseeffectthathasresultedinthetemperatureincrease?-_-Was it intheUSthatwemeteachotherforthefirsttime?-_25-Where was it that yougotthewatch?-_ How is it thattheGlobalwarmingcomesabout?-_ Who was it thatyouweretalkingtooverthephone?-_句型转换练习:周报句型转换练习:周报15-A3,A42023-1-2626强调句和定语从句的区别强调句和定语从句的区别1.It was ten o1.It was ten oclockclock he came back.he came back.2.It was at ten o2.It was at ten oclock clock he came back.he came back.A.that B.when C.so A.that B.when C.so D.whichD.which3.It is autumn3.It is autumn leaves fall.leaves fall.4.It is in autumn4.It is in autumn leaves fall.leaves fall.A.that B.when C.so A.that B.when C.so D.whichD.whichBABA27 因为你没关灯因为你没关灯我们才浪费了许多电。我们才浪费了许多电。二氧化碳的增加二氧化碳的增加导致温室效应更严重。导致温室效应更严重。我们消耗能源的方式我们消耗能源的方式需要改善。需要改善。燃烧化石燃料会释放燃烧化石燃料会释放大量的二氧化碳大量的二氧化碳。环境环境往往影响着我们的健康。往往影响着我们的健康。他持有他持有我们应该减少能源浪费的观点我们应该减少能源浪费的观点。就是就是他他反对全球变暖是个偶然现象这个反对全球变暖是个偶然现象这个观点吗?观点吗?28 It was because you didnt turn off the light that we wasted much electricity.It is the increase of CO2 that has resulted in a more serious greenhouse effect.。It is the way we consume energy that has to be improved。It is quantities of CO2 that burning fossil fuels will produce/let out。It is the environment that tends to decide our health.It was the view that we should reduce the waste of energy that he subscribed to.Is it who is opposed to the view that global warming is a random phenomenon?
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