Unit5IntotheWildUnderstandingideas课件-高一上学期英语外研版

Unit5IntothewildUnderstandingideasLearningAimsTogetthemainideaandsomedetailedinformationofthetext.Totell(辨别)wherethetextisfrom.Tofillinthecause-effectflowchart(因果流程图).Toraisetheawarenessofprotectinganimalsandtheenvironment.1.Whatphenomenonismentionedinthevideo?2.Whatis“animalmigration”?AnimalmigrationAnimalmigrationreferstothemovementofaspecies(物种)fromonehabitat(栖息地)toanotherinresponsetoseasonalchangestotheenvironment.Migrationhappensinallpartsoftheanimalkingdom,fromfishandinsectstobirds,reptiles(爬行动物)

andmammals(哺乳动物).BeforereadingWatchandsay

Lead-inLookandchoosetheanimalsthatmigrate.monarchbutterflySiberiancrane

redpandaAtlanticsalmon

KillerwhaleAfricanlion√√√√Guide:Visitors:Let’sbeginourjourneytoexploremonarchbutterfliestogether!MissWeiClass05Let’spredict!onpage66Lookatthetitleandthepictures.Predictwhatmightbetalkedinthispassage.TheMonarch’sJourneylonganddifficultActivity1SkimmingReadthepassagequicklyandmatchthemainideaswitheachpart.Para.1Para.2-3Para.4Para.5A.MeasuresofprotectingmonarchbutterflyB.Troublefor

themonarchandreasonsC.Definition（定义）ofmigrationD.Introductionof

Monarch'smigrationTips:Don’treadwordbyword!Justreadthefirstandlastsentencesofeachparagraph.Let’sread!ReadforthecontentActivity2CarefulreadingReadpara.1andanswerthequestions.Whydotheanimalsmigrate?Whatisthemigration?Manyanimalsmove

fromoneplacetoanother

at

certaintimes

oftheyear.Thisannualmovement

iscalledmigration.Theymigratetofindfood,seekapartner,orinsearchofwarmerweather.Tofindfood

ToseekapartnerInsearchofwarmerweatherDefinitionPara.1Informationaboutmigration

ReasonsReadpara.2answerthequestions.Activity2CarefulreadingMonarch‘s’sjorney

when?where?howlong?EveryautumnFindtheirwaytoCaliforniaorMexicoaround4,000kmsouthAlonganddifficultjourneyMigrationofthemonarchBy___________________________By_______________________________________tellingthetimeofdaymeasuringthepositionofthesunwithitseyes

Theways:Para3.

Howdidtheymigrate?

v.分辨Activity2Carefulreadinga.Themonarchbutterflyisabletotell___________________.b.Usingthesetwopiecesofinformation,themonarchbutterflydetermines_____________.c.Themonarchbutterflymeasures____________________withitseyes.d.Themonarchbutterflyreaches__________________________________.

dthetimeofday

thewaytogothepositionofthesuntheplaceswhereitwillspendthewinterReadPara.3againandfillinblankstocompletethe“cause-effect”flowchart(因果流程图）.a/cc/abThemysteryof

themonarch'smigrationcauseeffectForthebutterflies,whatcausedthemtomigrate?Para4.thereasonsdestroythenaturalenvironmentcutdowntreesusechemicalshumanactivityhe.Humans

_________trees.f.

The_____________________________wheremonarchscanbefoundisdestroyed.g.

Humansusechemicalsthat____________thatmonarchcaterpillarseat.h.Themonarchbutterfly’s

population_________inthelastfewyears.cutdownnaturalenvironmentofmanyplaceskilltheplantshascrashed

he/gg/efReadPara.4againandfillinblankstocompletethe“cause-effect”flowchart(因果流程图）.causeeffectPart4:Para5othermeasures...ReadPara.5tofindmeasurestoprotectmonarch

RaisegreaterawarenessRecordmonarch’smigrationEnsureenoughplantstofeedon

1.Whatisthewriter’spurposeinwritingthepassage?A.Topromotetheawarenessofprotectingthewildlife. B.Tointroducethejourneyofthemonarch.C.Toanalyzearesearchonakindofbutterfly. D.Tofindthecauseofthedeclineofmonarch.2.Whichtypeofwritingstylesdoesthepassagebelongto?A.Narration(记叙文)B.Argumentation(议论文)C.Exposition(说明文)Activity3Afterreading

3.Choosewhereyouaremostlikelytofindthepassage.Inascientificresearchpaperaboutthemonarchbutterfly’smigration.Inapopularnaturemagazineintroducingthemonarchbutterfly.Inanatureleaflet(传单)encouragingpeopletovisitNorthAmerica.Method/AnalysisscientificresearchpaperObjectiveResultsConclusionMeasuresRecorditsmigrationEnsureenoughfood

SecurethenaturalenvironmentPlantnativetreestofeedonthemTeachthefarmertousechemicals

correctlyCreatesuitablehabitats(栖息地）EngagemoreresearchesGroupDiscussionWhatcanpeopledotohelpprotectthemonarchbutterfly?PK

respectThinkandshare2.Whydoestheauthoruse“journey”insteadof“migration”inthetitle?1.Themonarch'sjourneytothedestination2.Scientists’journeytodiscoveringthemystery3.Human’sjourneytoprotectingtheenvironmentItisalonganddifficultprocess(过程）

inneedofjointefforts

Weshouldmakeourjointeffortsinthejourneytoprotecttheecosystem.Thinkandshare

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