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1、Unit 3 Global Warming1.What is energy?What do we use it for?heat,light,power,etc.2.Where does the energy come from?Sources of energyRenewable?Non-Renewable?3.lEnergy 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
2、energy from the sources.lWe can switch to other sources of energy if one is run out.Do you agree?4.What is greenhouse?What does it do?Where else do we see“greenhouse effect?5.THE EARTH IS BECOMING WARMERBUT DOES IT MATTER?INTRODUCTION:Author _Magazine _Problem discussed_What questions will the autho
3、r explores?Sophie ArmstrongEarth CareGlobal warmingHow has it come about?Does it matter?Para 1-4Para 5-66.Part 1:How has it come about?Para 1Para 2Para 3Para 4How has the temperature increased?Who has done it?How has the Co2 developed?What has caused itthe topics of each paragraphWho has done it?Wha
4、t has caused it？How has the C02 developed?How has the temperature increased?7.Humans Burn fossil fuelsenergy“greenhouse gasesTrap heat from the sunThe earth gets warm“Greenhouse Effect8.True or False1.Greenhouse effect does damage to the earth by warming it up.2.Greenhouse effect is due to human act
5、ivities.3.Humans make the greenhouse effect more serious and therefore cause global warming.FFTHow?9.What researches have been done?About the researches:1.What are the results of each research?2.Are they related?How?3.What the future temperature will be like?CO/CO2 went up.Temperature increased.They
6、 are positively/directly related.It is uncertain yet.10.Part2:Does it matter?NegativeeffectsPredictor_ temperature increase(maybe by_ degree.)Lead to _A _futurePositiveeffectsPredictor_ warming;_ environmental consequence;A_ futureJanice Foster5a catastropheGeorge HambleymildWith few bad Positive/be
7、ttergreatNegative/worse11.Thinking after reading:1.Which idea do you believe about global warming and its effects?Why?2.Is there anything we can do about global warming?3.If the warming seems hard to slow down no matter what we do,will you keep on saving energy or reduce CO2?12.Films recommended:1.难
8、以无视的真相难以无视的真相 愚蠢年代愚蠢年代2.全球变暖大骗局全球变暖大骗局13.Useful language pointsUsefulphrases1.Consume energy2./3.Come about 4.Explore the questions5.A random phenomenon6.Make accurate measurement of7.Result in/lead to8.Be opposed to(opposite,opponent)9.Even if(though)10.Keep on(carry on)11.On the one handOn the oth
9、er handUsefulwords1.Graph;data2.Subscribe to3.Fossil Fuel4.Byproducts5.Quantity/range6.Tend to7.Trend8.Catastrophe9.Consequence10.State11.Mild(反反violent)14.Consume 1.Marthawouldconsumenearlyapoundofcheeseperday.2.Someofthemostefficientmicrowaveconsume70percentlesselectricitythantraditionalmodels.3.N
10、ewinformationdevices,likecomputer,Ipadorsmartphone,havechangedthewaypeopleconsumebooks.15.subscribe vi.持有或者同意某种观点持有或者同意某种观点Ive personally never subscribed to the view that either sex is superior to the other.vi.订阅书报杂志效劳等订阅书报杂志效劳等My reason for subscribing to New Scientist is to keep step with advance
11、s in science.翻译练习翻译练习有很多杂志你可以订阅来提高阅读能力。有很多杂志你可以订阅来提高阅读能力。There are many magazines to which you can subscribe to improve your reading ability.16.fueln.燃料；刺激因素Runningoutoffuel,thecarbrokedown.Herstressisalsoherfueltopushherforward.v.得到燃料;供以燃料，加燃料Theystoppedatthepetrolstationtofuelup.Winningtheprizefue
12、ledhisenthusiasmaboutphotography.同根词：refuel17.Quantity 1.Doctorsdoencouragea quantity of exercises,buttheyalsoinsistonabalanceddiet.2.Nowlargequantitiesofshoppingaremadethroughtheinternet.3.Youcanbeofferedalowerpriceifyoubuytheirgoodsin quantity.18.tend1.Peoplesubscribetotheviewthatthefattend toeatm
13、ore.2.Mostpeopletend to befriendswiththosewhoaresimilartothemselves.3.Astowhetherglobalwarmingwouldleadtocatastrophe,mostpeopletend to/towards thenegativeviewpoint.4.Kidshave a natural tendency to believetheirparents.19.consequence1.Theconsequenceoflong-termairpollutionisthatmorepeoplesufferfromlung
14、cancer.2.Parentsandadolescentstendstoholddifferentviews.Consequently/As a consequence,theyoftenarguewitheachother.3.Dontthinkyoucangetdrunkwith few bad consequences.4.Thestormdieddown,withtheconsequence that awholecitylayinruins.20.stateN.area or countryN.Situation or conditionV.to speak formallyLea
15、ders 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 statement21.It 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。1.It is humanactivitiesthatha
16、veledtoglobalwarming.=_2.It is theburningoffossilfuelsthathasresultedintheincreaseintemperature.=_Human activities have led to global warming.The burning of fossil fuels has resulted in the increase in temperature.22.1.It is how we consume energy that has to be improved.2.It is theheatfromthesunthatweneedtowarmup.3.It was Lindathat/who/whom Iwastalkingtooverthephone.4.It was besidetheriverthatIlastsawheralone.5.It was yesterdaynotlastweekthatwehadthemeeting.Whydoyouforgetitsofast?6.It was notunt
