Unit5IntotheWildUnderstandingideasReading課件高中英語

Unit5IntotheWildUnderstandingIdeas

Themonarch'sjourneyLearningobjectivesBytheendoftheclass,youwillbeableto◆getthemainideaofthepassage;◆getthespecificinformationofthemonarch’smigrationandanalyzehowthemonarchmigrates;◆drawacause-effectflowcharttoshowhowthemonarchmigratesandwhythenumberofthemdecreasedrapidly;◆shareyourideasaboutwhatpeoplecandotohelpprotectthemonarchbutterflyWarming-upWhatweretheydoing?Theyweremigrating.Aretheytheanimalsthatmigrate?abcmonarchbutterfly/?m?n?k/Siberiancrane/sai'bi?ri?n/

Atlanticsalmon/?t?l?nt?k/Aretheytheanimalsthatmigrate?redpandakillerwhaleAfricanliondef

Thinkandanswer.

Animalmigrationreferstothemovementofaspeciesfromonehabitattoanother

inresponsetoseasonalchangestotheenvironment.Oftencoveringgreatdistancesandinvolvinghugenumbersofanimals,itcanbefascinatingtoobserve.Migrationhappensinallpartsoftheanimalkingdom,fromfishandinsectstobirds,reptilesandmammals.Whatdoyouknowaboutanimalmigration?Lead-inWatchthevideo:MonarchButterfly-AmazingAnimalsLet’sstartourjourneytoexploremonarchbutterfliestogether!amonarchbutterfly(黑脈金斑蝶)Themonarchbutterflyisakindofbeautifulinsectwithfineblackandorangewings.Themonarchusuallyhasalifespanof6weeks,anditshometownismainlyinAmerica.Themonarchbutterflies’migration.1.Whatdoesthispassagetalkabout?Pre-readingPrediction2.Whatisthegenreofthepassage?ExpositorywritingThinkaboutwhereyouaremostlikelytofindthepassage.Inascientificresearchpaperaboutthemonarchbutterfly’smigration.B.Inapopularnaturemagazineintroducingthemonarchbutterfly.InatravelleafletencouragingpeopletovisitNorthAmerica.Paragraph___-___Paragraph___-___Themigrationofmonarchbutterflies.Theinfluencesofhuman’sactivitiesonmonarchs.While-readingSkimmingMatchtheparagraphswiththemainideas.1345Part1：Part2：Whatisthemigration?

Whoisoneofthemostwonderfulexamplesaboutmigration?Whydotheymigrate?

ReadingforinformationPara.1Whatisthemigration?

Whoisoneofthemostwonderfulexamplesaboutmigration?Whydotheymigrate?

Manyanimalsmovefromoneplacetoanotheratcertaintimesoftheyears.Thisannualmovementiscalledmigration.Theymigratetofindfood,seekapartner,orinsearchofwarmerweather.TheNorthAmericanmonarchbutterfly?ReadingforinformationPara.1Whydowecallit“oneofthemostwonderfulmigrations”?MillionsofmonarchswithwingsLonganddifficultjourneyCaliforniaMexicoSmallwings,bigpower.ScanningReadingforinformationPara.2However,untilrecentlynooneknewhowtheydidthis.not...untilScanningButwedidn’tknowhowthesebutterfliestraveled4,000kilometerssouthuntilrecently.monarchbutterfliestraveledaround4,000kilometerssouthHow?ReadingforinformationPara.2

dp.69(Activity4)a.Themonarchbutterflyisabletotell___________________.b.Usingthesetwopiecesofinformation,themonarchbutterflydetermines________________.c.Themonarchbutterflymeasures

____________________________withitseyes.d.Themonarchbutterflyreaches_____________________________________________.thetimeofdaythewaytogothepositionofthesuntheplaceswhereitwillspendthewinteracbCause:Effect:ReadingforinformationPara.3Thesolutiontothemysteryofthemonarch’samazingabilitycomesatatimewhenitisinserioustrouble.?ReadingforinformationPara.4

he.

Humans

_________________trees.f.

The_________________________________________wheremonarchscanbefoundisdestroyed.g.

Humansusechemicalsthat___________________thatmonarchcaterpillarseat.h.Themonarchbutterfly’s

population

______________________________________________inthelastfewyears.cutdownnaturalenvironmentofmanyplaceskilltheplantshascrashed(byasmuchas90peregfp.69(Activity4)Cause:Effect:cent)ReadingforinformationPara.4Otherfactorsthatdestroythemonarchs’habitat.factorsdeforestationhighquantityofexhaustgasesurbanizationforestfireoverpopulationfoodshortageThesolutiontothemysteryofthemonarch’samazingabilitycomesatatimewhenitisinserioustrouble.Naturalenvironmenthasbeendestroyed.Whathavepeoplebeendoingafteragreaterawarenessofthislovelycreature?

PeoplehavebeenworkingtogethertorecorditsmigrationandmakesurethatthereareenoughplantsforittofeedonReadingforinformationPara.5migrationmonarch'smigrationsdefinition:(1)______________________________purpose:(2)①________②___________③________alonganddifficult(3)______travel(4)________________find(5)________________whatProfessorEliShlizermanhasfoundThemonarchisabletotell(6)_______Itusesitseyestomeasure(7)_______thefallofthenumberofmonarchbutterflieshumanactivity(8)____________(9)____________theresearchonthemonarch'sbehaviourledto(10)___________ofthiscreature.TheMonarch'sJourneymigrationmonarch'smigrationsdefinition:(1)______________________________________purpose:(2)①________②___________③________alonganddifficult(3)______travel(4)________________find(5)________________whatProfessorEliShlizermanhasfoundThemonarchisabletotell(6)_______Itusesitseyestomeasure(7)_______thefallofthenumberofmonarchbutterflieshumanactivity(8)____________(9)____________theresearchonthemonarch'sbehaviourledto(10)___________ofthiscreature.TheMonarch'sJourneymovementfromoneplacetoanotheratcertaintimesoftheyearfindfoodseekapartnerinsearchofwarmerweather4,000kilometerssouththeirwaytoCaliforniaorMexicothetimeofdaythepositionofthesuncutdowntreesusechemicalsagreaterawarenessjourney1.Whatimpressesyoumostaboutthemonarchbutterfly?2.Whatistheauthor’spurposeinwritingthepassage?3.Whatcanpeopledotohelpprotectthemonarchbutterfly?Readingforopinions(Groupwork)1.Whatimpressesyoumostaboutthemonarchbutterfly?“Itspopulationhascrashedbyasmuchas90percentinthelastfewyears”inthetext.Thisgavemeahugeshock.It'shightimethatweshouldthinkoveraboutthecauseandtakemeasures

toprotectthemaswellastheirnaturalhabitat..

Tocallon/appealtopeopletoprotectnaturalenvironmentsoastoprotectanimals2.Whatistheauthor’spurposeinwritingthepassage?3.Whatcanpeopledotohelptoprotectanimals?First,______.Ifwe...,...will...Then,_______.Itis...for...todo...Finally,______.The比較級(jí)...,the比較級(jí)...First,plantmoretrees.Ifweplantmoretrees,theenvironmentwillbecomebetterandbetter.advicereasonsAnswersforreferencePlantnativemilkweedspeciestofeedonDonotusechemicalsthatkilltheplantsasmuchaspossibleProtectthenaturalenvironmentCriticalThinking

Whydoestheauthoruse“journey”insteadof“migration”inthetitle?TheMonarc