Unit5UnderstandingideasAJourneyofDiscovery课件高中英语选择性

AJourneyof DiscoveryCharlesDarwinOntheOriginofSpeciesDecidewhetherthefollowingstatementsareTrue(T)orFalse(F)Asachild,Darwinwantedtobeadoctor.Darwintraveledtocollectandstudyanimalspecimens(标本)Darwinfoundouttheanimalswerepermanentandperfectallthetime.Animalswillpassonthefeatures(特点)tohelpthemsurvive.OntheOriginofSpeciesisoeofthemostinfluentialscientificwork.Darwin’stheorywaswelcomedbypeopleofhistimeFstudynatureTFevolvedwithtimeTTFquestionedReadthepassageandchooseChoosethemainideaofthepassageandgiveyourreasons.Darwin’sinterestinvariouslivingthingsmadehimagreatnaturalist.2.Darwin’sjourneyontheBeagleinspiredhisTheoryofEvolution.Darwinwentonajourneytoconfirmhistheorythathumanshadevolvedovertime.AJourneyofDiscoveryPutthepuzzlepiecesinorderDevelopIdeasLookformoreevidenceProposeatheoryGenerateIdeasOnhisjourneyAJourneyofDiscoveryOnhisjourneyDevelopIdeasLookformoreevidenceProposeatheoryGenerateIdeasCharlesDarwinWhoWhatHowTheTheoryofEvolutionWhichofthefollowingstatementsaboutCharlesDarwinisTrue?Darwinwantedtobenefitfromvisitinglittle-knowncountriesDarwinquittedmedicalschoolduetohislackofmoneyDarwin’sfatherwassatisfiedwithDarwinDarwin’smadeasignificantscientificdiscoverythankstohisadventuresontheshipBeagleReadparagraph1carefullyandanswerthequestionWhichofthefollowingstatementsaboutCharlesDarwinisTrue?Darwinwantedtobenefitfromvisitinglittle-knowncountriesDarwinquittedmedicalschoolduetohislackofmoneyDarwin’sfatherwassatisfiedwithDarwinDarwin’smadeasignificantscientificdiscoverythankstohisadventuresontheshipBeagleDespitebeingdespised(轻视)bythe_________and__________,beforethejourneyCharlesDarwinmade____________________________________captainhisfatheroneofthemostimportantscientificdiscoveryofalltimeWhatisthefunctionofparagraph1?TopraiseCharlesDarwinToarousereaders’interestsTointroduceCharlesDarwin’sachievementsToinformreadersofCharlesDarwin’slifeDespitebeingdespised(轻视)bythe_________and__________,beforethejourneyCharlesDarwinmade____________________________________captainhisfatheroneofthemostimportantscientificdiscoveryofalltimepremise(前提)Allspecieswerecreatedby________Somespeciesofanimalswerevery__________toeachotherTheenvironmentwas___________conclusionAllspecieshadappearedonEarth____________,andhadnot_______since.Maybeanimals_________asthey______________theirchangingenvironments.VSReadpara3carefullyandcompletethechartpremise(前提)Allspecieswerecreatedby________Somespeciesofanimalswerevery__________toeachotherTheenvironmentwas___________conclusionAllspecieshadappearedonEarth____________,andhadnot_______since.Maybeanimals_________asthey______________theirchangingenvironments.GodatthesametimechangedsimilarchangingevolvedadaptedtoOnhisjourneyGenerateIdeasDarwinstudied__________________________________________________________________________________________________Henoticedthatsomespeciesofanimalswere__________________Darwinaskedthequestions:Howdiddifferentspecies___________________________________________________________variouslivingthingsintheirnaturalenvironmentssamplesoftheplantsandanimalshehadcollected.verysimilartoeachothercometoexistMaybeanimalsevolvedastheyadaptedtotheirchangingenvironments

Inwhichaspectwerethesebirdsdifferent?2.Whatcausedtheirdifferences?BeaksFoodavailableonthatparticularisland

WhentheBeaglereachedtheGalapagosIslandsin1835,Darwinsawavarietyofnewspecies,butitwasthebirdsthatinterestedhimthemost.Darwinnoticedthattherewasadifferencebetweenthefinchesoneachoftheislands.Itseemedtheirbeakshadevolvedaccordingtowhatfoodwasavailableonthatparticularisland.Lookformoreevidence•Henoticed_______________________________________________•Itseemedthebeaks_________________________________________.thattherewasadifferencebetweenthefinchesoneachoftheislands.hadevolvedaccordingtowhatfoodwasavailableonthatparticularislandItseemedtheirbeakshadevolvedaccordingtowhatfoodwasavailableonthatparticularisland.Maybeanimalsevolvedastheyadaptedtotheirchangingenvironment?HowdidtheevidenceDarwinfoundoutprovehisideas?A_________ancestor__________intodifferentspeciescommonevolve

Darwinsuspectedthatthefincheshadevolvedfromacommonancestor,whichhadarrivedontheislandsalongtimebefore.Overtime,ithadslowlyevolvedintomanynewspecies.Andthatwastheanswertohownewspeciesofplantsandanimalscametoexist:theyevolvedfromearlierancestors.DevelopIdeasDarwinsuspectedthatthefinches________________________________________________________________________________andithad_______________________________________________hadevolvedfromacommonancestorwhichhadarrivedontheislandsalongtimebeforeslowlyevolvedintomanynewspecies_______tobelievepeoplewere_____________tobelieverefusedshockedstartedComicsusedtomockCharlesDarwin

Itwasacompletelynewidea—atheoryofevolution.Darwinexplainedthistheoryinhisbook,OntheOriginofSpecies.Itwasnotpublisheduntil1859andimmediatelycausedastorm.Manypeoplerefusedtobelievethatlivingthings,includinghumans,hadevolvedfromlowerformsoflife.Theywereshocked.ButDarwin’sscientificstudiesweresoconvincingthatmoreandmorepeoplestartedtobelievehistheory.ProposeatheoryTheTheoryofEvolution:livingthings,includinghumans,___________________________________________________evolvedfromlowerformsoflife.DevelopIdeasProposeatheoryLookformoreevidenceGenerateIdeasOnhisjourneystudied________________andnoticedsomespecieswerevery___________toeachothe