Unit5IntothewildUnderstandingideas课件高中英语

TheMonarch’sJourney

Bytheendoftheclass,wewillbeabletoGraspthemainideaandanalyzethestructureofthetextbyreadingthepassage.

2.

Summarizetheinformationonthemonarch’sjourney

byusingtheoutline（纲要）.3.Raiseourawarenessofprotectingouranimal

friends

andlearntoliveinharmonywiththembylearninghow

humanactivitiesaffectthem.LearningAimsWatchandsay1.Whataretheanimalsdoing

inthevideo?2.Whatdoyouknowaboutanimalmigration?Animalmigration(迁徙)Animalmigration(迁徙)referstothemovementofaspecies(物种)fromonehabitat(栖息地)toanotherinresponsetoseasonalchangestotheenvironment.Migrationhappensinallpartsoftheanimalkingdom,fromfishandinsectstobirds,reptiles(爬行动物)andmammals（哺乳动物）.Activity1Monarchbutterfly

Activity2:Readthepassagequicklyandfindoutwhatmysterythescientistshavesolved.Whatmysteryhavethescientistssolve?Thescientistshavesolvedthemysteryofhowmonarchbutterfliesmanagetotravelalongdistanceandfindtheirwaytotheirdestination.资料Activity3:Choosewhereyouaremostlikelytofindthepassage.1.Inascientificresearchpaperaboutthemonarchbutterfly’smigration.2.Inapopularnaturemagazineintroducingthemonarchbutterfly.3.InatravelleafletencouragingpeopletovisitNorthAmerica.√Para.11.Whatismigration?

movefromoneplacetoanotheratcertaintimesannual2.Whatisthepurposeofmigration?

Tofindfood,seekapartner,orinsearchofwarmerweather3.whatdoestheword“that”inthelastsentencereferto?everyyearmigrationActivity4Readfortheinformation.Para.2

Thenumber:__________________

Theappearance：________________________

When________________

Where(from_________________

ThemigrationEveryautumnNorthAmericaCaliforniaorMexico4000kmThemonarchbutterflythemostwonderfulmigrationMillionsofthemBlackandorangewingsto____________________)Howlong______________黑脉金斑蝶Buthowdidthemonarchbutterflies

migrate?TherouteoftheMonarch`sJourneyNorthAmericaCaliforniaorMexicoAround4,oookms(along&difficultjourney)Para3.

1.Theways:By__________________________By___________________________tellingthetimeofdaymeasuringthepositionofthesunwithitseyesv.toknow,seeorjudgesthcorrectlyParagraph3:“Cause-effect”flowchartacbdThemonarchbutterflyisabletotellthetimeoftheday.Usingthesetwopiecesofinformation,themonarchbutterflydeterminesthewaytogo.Themonarchbutterflymeasuresthepositionofthesunwithitseyes.Themonarchbutterflyreachestheplacewhereitwillspendthewinter.Cause-effectisatypeofrelationshipbetweeneventswhereacausecreatesaneffect.Inmanycases,aneffectcanresultfrommanycausesandtheexactnatureoftheserelationshipscanbedifficulttodetermine.Para.4Humanactivitycrash

byasmuchas90percentdestroyingthenaturalenvironmentcutdowntreesusechemicals

egfhParagraph4:“Cause-effect”flowchartHumanscutdowntrees.Thenaturalenvironmentofmanyplaceswheremonarchscanbefoundisdestroyed.Humansusechemicalsthatkilltheplantsthatmonarchcaterpillarseat.Themonarchbutterfly’spopulationhascrashedbyasmuchas90percentinthelastfewyears.Predictthemainideaofthelastparagraph.Paragraph5cause-effectcharttheresearchonthemonarch’sbehaviourpeople’sgreaterawarenessrecordingitsmigrationmakingsurethatthereisenoughfoodthenumberofthemonarchbutterflieswillincrease.Ifitworks,TheMonarch’sJourneyWhereTimeHowEvery_________

Travelaround4000kmsouthto__________or_________Use_____tomeasure_____________________andisableto_____________________Maincauses:____________suchas_______________and_____________cuttingdowntreesusingchemicalsSolution:Makesurethatthereare_____________forittofeedonenoughplantsautumnCaliforniaMexicopositionofthesun

eyestellthetimeofthedayhumanactivityTrouble:_______________________________________________itspopulationhascrashedbyasmuchas90%the(para.)(para.)(para)12&34&5TheMonarch’sJourneyThedefinitionandpurposeofmigrationThemonarchbutterflyanditsmigrationThetrouble&TheawarenessandactionsAsteenagers,whatcanwedotohelpprotectouranimalfriends?Whatcanpeopledotohelpprotectthemonarchbutterfly?PlantenoughplantsforittofeedonDonotusechemic