高二英语师大选择性必修一Unit-3-conservation-2课件

选择性必修一Unit3Conservation(2)

高二年级英语选择性必修一Unit3Conservation(2)1TheSixthExtinction

Reading(2)TheSixthExtinction

Reading(2WritingfeaturesWordchoicesWritingmethodsAdjectivesTheSixthExtinctionWritingstyleTeachingfocusVerbphrasesWritingpurposeWritingfeaturesWordchoicesW3RevisionExtinction?thirdfifthTheSixthExtinctionCausesEffectsSolutionsRevisionExtinction?thirdfifthT4FocusonwritingfeaturesWritingfeaturesWritingmethodsWritingstyleWritingpurposeFocusonwritingfeaturesWrit5

·facts·opinions/predictions

·reasons·solutions

Usedifferentcoloredpenstohighlightatleastoneexampleforeachofthefourelementslistedbelow.FocusonwritingfeaturesFocusonwritingfeatures61.Infact,over90%ofallspeciesthateverlivedarenowextinct.2.ManyscientistssaywearenowenteringtheEarth’ssixthmassextinction.

·facts ·opinions/predictions

·reasons ·solutionsfactopinionFocusonwritingfeatures1.Infact,over90%ofallsp7Focusonwritingfeatures·facts:

Inthelast500millionyears,therehavebeenfivetimeswhenlifeonEarthhasalmostended.The“GreatDying”killed90%to96%ofallspecies.Thefifthevent,whichoccurred66millionyearsago,causedthedeathofthedinosaurs.Humanactivityiscausingspeciestodieout1,000timesfasterthannormal.numbersFocusonwritingfeatures·fac8ManyscientistssaywearenowenteringtheEarth’ssixthmassextinction.ScientistsbelievethatuptothreequartersofallspeciesonEarthcoulddieout.say,believe,think,inone’sopinion…·opinions/predictions:FocusonwritingfeaturesManyscientistssaywearenow9·reasons:Thereisalonglistofreasonswhysomanyspeciesaredyingout:airandwaterpollution,forestsbeingdestroyed,factoryfarmingandoverfishing.Withoutforests,wewouldhavenoairtobreatheandwithoutcleanwaterwewouldbeunabletosurvive.reason,as,withoutsth.sb.would…,cause,because,dueto,since,for…Focusonwritingfeatures·reasons:Thereisalonglist10·solutions:Weneedtotakestepstosaveendangeredspecies,includingsettingupspecialareaswhereplantsandanimalscanbeprotected.Weneedtochangehowweworkandtravel…Wealsoneedtoimproveourfarmingmethods.needtodo,shoulddo…FocusonwritingfeaturesWeneedtotakestepstosave11numbersfactsscientists/expertssayreason,as…weneedtosolutionsreasonsopinions/predictionsthesixthextinctionexpositionFocusonwritingfeaturesnumbersfactsscientists/exper12

givingexamplesForexample,weneedtotakestepstosaveendangeredspecies,includingsettingupspecialareaswhereplantsandanimalscanbeprotected.FocusonwritingfeaturesgivingexamplesForexample,w13

WritingmethodscitingideasfromexpertsorauthoritiesgivingexamplesusingdataFocusonwritingfeaturesWritingmethodscitingideas14

WritingpurposetoexplainwhatthesixthextinctionisanditseffectstocallonpeopletotakeactiontopreventitfromhappeningFocusonwritingfeaturesWritingpurposetoexplainwhat15FocusonwordchoicesWordchoicesAdjectivesVerbphrasesFocusonwordchoicesWordchoi16FocusonwordchoicesWordchoicesAdjectivesVerbphrasesFocusonwordchoicesWordchoi17FocusonwordchoicesMatchtheadjectivesandnounstomakemeaningfulexpressions.entireendangeredsignificantnaturalmasssolarchangeresourcesextinctionspeciesenergyanimalsFocusonwordchoicesMatchth18FocusonwordchoicesentireendangeredsignificantnaturalmasssolarchangeresourcesextinctionspeciesenergyanimalsUseeachexpressiontomakeasentence.Focusonwordchoicesentirecha19Focusonwordchoices1.Climatechangeishappeningrightnow.Itisthemosturgentthreatfacingourentirespeciesandweshouldworktogethertostopthetrend.2.Manynaturalparkshavebeenbuilttoprotectendangeredanimals.3.Weshouldmakesignificantchangesaboutthewaywelive.Focusonwordchoices1.Climate20Focusonwordchoices4.Ifwetryourbesttorecyclethewastes,wecanreducepollutionandconservenaturalresources.5.Duringthefifthmassextinctionevent,dinosaursdisappearedonEarth.6.Solarenergyisenergythatcomesfromthesunanditcanbeusedinmanywaysinourdailylife.Focusonwordchoices4.Ifwe21FocusonwordchoicesWordchoicesAdjectivesVerbphrasesFocusonwordchoicesWordchoi22FocusonwordchoicesExtinctions,whereentirespeciesarewipedout,arenotunusualinourEarth’shistory.(Para.1)

wipeout

todestroyorgetridofsomethingcompletely

bewipedout

FocusonwordchoicesExtinctio23FocusonwordchoicesObservation:Youcanneverwipeoutthepast.Onedoseofpenicillincanwipeouttheinfection.Warmerseatemperatureshavecausedlargeareasofcoraltobewipedout.FocusonwordchoicesObservati24Focusonwordchoices2.Expertssaythatitisnotyettoolate,ifwetakeactionnow.(Para.4)

takeaction

todosomethingtodealwithaproblem

Focusonwordchoices2.Expert25FocusonwordchoicesObservation:It’stimeforustogetridofthesebadhabitsandtakeactiontoprotecttheenvironment.Tokeepfit,youhavetotakeactionanddosomeexercises.FocusonwordchoicesObservati26Focusonwordchoices3.Forexample,weneedtotakestepstosaveendangeredspecies,includingsettingupspecialareaswhereplantsandanimalscanbeprotected.(Para.4)

takesteps

totakemeasuressetup

toarrange,organizeorbuild

Focusonwordchoices3.Forex27FocusonwordchoicesObservation:Thegovernmentmusttakestepstoprotecttherainforest.Theysetupmanybranchesthroughoutthecountry.FocusonwordchoicesObservati28FocusonwordchoicesdieoutbeknownashaveeffecteddependonwipeouttakestepstakeactionsetuptakecareofInthelast500millionyears,therehavebeenfivemassextinctioneventsonEarth.Inthethirdevent,which1the“GreatDying”,90%to96%ofallspecies2.Ofcourse,speciesdiedoutduetomanycauses.Butnowadays,humanactivity3alltypesofspeciesthatwe4forliving.isknownasdiedouthasaffecteddependonFocusonwordchoicesdieout29dieoutbeknownashaveeffecteddependonwipeouttakestepstakeactionsetuptakecareofFocusonwordchoicesWeneedto5toavoidthesixthmassextinction.Weshould6tosaveendangeredanimalsandplants,and7specialareasto8thembeforethenextextinctioncomesthatmay9theentirespecies.takeaction/takestepssetuptakecareofwipeouttakeaction/takestepsdieoutbeknownas30WritingfeaturesWordchoicesDataExamplesExperts/scientistsAdjectivesTheSixthExtinctionExpositionSummaryVerbphrasesWritingfeaturesWordchoicesD31Homework1.Summarizethephrasesinthispassageandwritethemdowninyournotebook.2.Goonlineandsearchforsomeinformationaboutoneoftheenvironmentalproblems.Writeashortpassageaboutit.Underlinetheadjectivesandverbphrasesyouuseinyourpassage.Homework1.Summarizethephra32Thankyou!Thankyou!33选择性必修一Unit3Conservation(2)

高二年级英语选择性必修一Unit3Conservation(2)34TheSixthExtinction

Reading(2)TheSixthExtinction

Reading(35WritingfeaturesWordchoicesWritingmethodsAdjectivesTheSixthExtinctionWritingstyleTeachingfocusVerbphrasesWritingpurposeWritingfeaturesWordchoicesW36RevisionExtinction?thirdfifthTheSixthExtinctionCausesEffectsSolutionsRevisionExtinction?thirdfifthT37FocusonwritingfeaturesWritingfeaturesWritingmethodsWritingstyleWritingpurposeFocusonwritingfeaturesWrit38

·facts·opinions/predictions

·reasons·solutions

Usedifferentcoloredpenstohighlightatleastoneexampleforeachofthefourelementslistedbelow.FocusonwritingfeaturesFocusonwritingfeatures391.Infact,over90%ofallspeciesthateverlivedarenowextinct.2.ManyscientistssaywearenowenteringtheEarth’ssixthmassextinction.

·facts ·opinions/predictions

·reasons ·solutionsfactopinionFocusonwritingfeatures1.Infact,over90%ofallsp40Focusonwritingfeatures·facts:

Inthelast500millionyears,therehavebeenfivetimeswhenlifeonEarthhasalmostended.The“GreatDying”killed90%to96%ofallspecies.Thefifthevent,whichoccurred66millionyearsago,causedthedeathofthedinosaurs.Humanactivityiscausingspeciestodieout1,000timesfasterthannormal.numbersFocusonwritingfeatures·fac41ManyscientistssaywearenowenteringtheEarth’ssixthmassextinction.ScientistsbelievethatuptothreequartersofallspeciesonEarthcoulddieout.say,believe,think,inone’sopinion…·opinions/predictions:FocusonwritingfeaturesManyscientistssaywearenow42·reasons:Thereisalonglistofreasonswhysomanyspeciesaredyingout:airandwaterpollution,forestsbeingdestroyed,factoryfarmingandoverfishing.Withoutforests,wewouldhavenoairtobreatheandwithoutcleanwaterwewouldbeunabletosurvive.reason,as,withoutsth.sb.would…,cause,because,dueto,since,for…Focusonwritingfeatures·reasons:Thereisalonglist43·solutions:Weneedtotakestepstosaveendangeredspecies,includingsettingupspecialareaswhereplantsandanimalscanbeprotected.Weneedtochangehowweworkandtravel…Wealsoneedtoimproveourfarmingmethods.needtodo,shoulddo…FocusonwritingfeaturesWeneedtotakestepstosave44numbersfactsscientists/expertssayreason,as…weneedtosolutionsreasonsopinions/predictionsthesixthextinctionexpositionFocusonwritingfeaturesnumbersfactsscientists/exper45

givingexamplesForexample,weneedtotakestepstosaveendangeredspecies,includingsettingupspecialareaswhereplantsandanimalscanbeprotected.FocusonwritingfeaturesgivingexamplesForexample,w46

WritingmethodscitingideasfromexpertsorauthoritiesgivingexamplesusingdataFocusonwritingfeaturesWritingmethodscitingideas47

WritingpurposetoexplainwhatthesixthextinctionisanditseffectstocallonpeopletotakeactiontopreventitfromhappeningFocusonwritingfeaturesWritingpurposetoexplainwhat48FocusonwordchoicesWordchoicesAdjectivesVerbphrasesFocusonwordchoicesWordchoi49FocusonwordchoicesWordchoicesAdjectivesVerbphrasesFocusonwordchoicesWordchoi50FocusonwordchoicesMatchtheadjectivesandnounstomakemeaningfulexpressions.entireendangeredsignificantnaturalmasssolarchangeresourcesextinctionspeciesenergyanimalsFocusonwordchoicesMatchth51FocusonwordchoicesentireendangeredsignificantnaturalmasssolarchangeresourcesextinctionspeciesenergyanimalsUseeachexpressiontomakeasentence.Focusonwordchoicesentirecha52Focusonwordchoices1.Climatechangeishappeningrightnow.Itisthemosturgentthreatfacingourentirespeciesandweshouldworktogethertostopthetrend.2.Manynaturalparkshavebeenbuilttoprotectendangeredanimals.3.Weshouldmakesignificantchangesaboutthewaywelive.Focusonwordchoices1.Climate53Focusonwordchoices4.Ifwetryourbesttorecyclethewastes,wecanreducepollutionandconservenaturalresources.5.Duringthefifthmassextinctionevent,dinosaursdisappearedonEarth.6.Solarenergyisenergythatcomesfromthesunanditcanbeusedinmanywaysinourdailylife.Focusonwordchoices4.Ifwe54FocusonwordchoicesWordchoicesAdjectivesVerbphrasesFocusonwordchoicesWordchoi55FocusonwordchoicesExtinctions,whereentirespeciesarewipedout,arenotunusualinourEarth’shistory.(Para.1)

wipeout

todestroyorgetridofsomethingcompletely

bewipedout

FocusonwordchoicesExtinctio56FocusonwordchoicesObservation:Youcanneverwipeoutthepast.Onedoseofpenicillincanwipeouttheinfection.Warmerseatemperatureshavecausedlargeareasofcoraltobewipedout.FocusonwordchoicesObservati57Focusonwordchoices2.Expertssaythatitisnotyettoolate,ifwetakeactionnow.(Para.4)

takeaction

todosomethingtodealwithaproblem

Focusonwordchoices2.Expert58FocusonwordchoicesObservation:It’stimeforustogetridofthesebadhabitsandtakeactiontoprotecttheenvironment.Tokeepfit,youhavetotakeactionanddosomeexercises.FocusonwordchoicesObservati59Focusonwordchoices3.Forexample,weneedtotakestepstosaveendangeredspecies,includingsettingupspecialareaswhereplantsandanimalscanbeprotected.(Para.4)

takesteps

totakemeasuressetup

toarrange,organizeorbuild

Focusonwordchoices3.Forex60FocusonwordchoicesObservation:Thegovernmentmusttakestepstoprotecttherainforest.Theysetupmanybranchesthroughoutthecountry.FocusonwordchoicesObservati61Focusonwordchoicesdieoutbeknownashaveeffecteddependonwipeouttakestepstakeactionsetup