Unit5IntothewildStartingoutUnderstandingideas課件-高中英語

Unit5Themonarch'sJourneyLearningobjectives1.Comprehendthemysteryofthemonarch’smigrationandseriouschallengesinthisprocess;2.Analyzethelogic(especiallycause-and-effect)betweenthelines;3.Raiseawarenessofprotectingenvironmentandanimals;Leadin：enjoyashortvideo.What

phenomenonismentionedinthevideo?Animalmigration.

Animalmigrationreferstothemovementofaspeciesfromonehabitat

toanotherinresponsetoseasonalchangestotheenvironment.Oftencoveringgreatdistancesandinvolvinghugenumbersofanimals.Migrationhappensinallpartsoftheanimalkingdom,

fromfishand

insectstobirds,reptitlesandmammals.BackgroundknowledgeWhile—readingskim1.What’sthetypeofthispassage?A.NarrationB.ExpositionC.ArgumentationD.Practicalwriting1.Title2.Pictures,chartandtables

Eventually,

it

manages

to

reach

the

places

where

it

will

spend

the

winter

The

more

we

know

about

this

lovely

creature,

,

the

greater

the

chance

it

will

survive

3.Firstandlastsentenceofeachpara.While—readingskim2.Whereareyoumostlikelytofindthispassage?A.Inascientificresearchpaperaboutthemonarchbutterfly’smigration.B.Inapopularnaturemagazineintroducingthemonarchbutterfly.C.InatravelleafletencouragingpeopletovisitNorthAmerica.科學(xué)研究報(bào)紙自然雜志旅游手冊(cè)BackgroundMethodology

Process

Results

Analysis

Problems

ProspectWhile—readingskim3.Matchthemainideaofeachpara.Para.1Para.2Para.3-4Para.5MeasurestoprotectmonarchbutterflyMonarchbutterfly’stroubles&causesThedefinitionofmigrationTheintroductionofmonarchbutterfly’smigrationWhile—readingscanReadpara.1—2andfillinthemindmapfindfoodseekapartnerinsearchofwarmerweatherEveryautumnFromNorthAmericatoCaliforniaorMexico4000kilometersReadpara.3—4andfinishthe“cause-effect”flowchartsscana.Themonarchbutterflyisabletotell_______________.b.Usingthesetwopiecesofinformation,themonarchbutterfly

determines_______________.c.Themonarchbutterflycanmeasure_____________________.d.Themonarchbutterflyreaches________________________.

thetimeofday

thewaytogo

thepositionofthesuntheplacewhereitwillspendthewinterCauseeffectacbdscanReadpara.3—4andfinishthe“cause-effect”flowchartse.Human_______________trees.f.The_______________________________wheremonarchscanbefoundisdestroyed.g.Humansusethechemicalsthat______________thatmonarchcaterpillarseat.h.Themonarchbutterfly’spopulation______________inthelastfewyears.

cutdown

naturalenvironmentofmanyplaces

killtheplants

hascrashedCauseegfhCausescanReadpara.5forthesolutions1.Whatmeasuresaretakentoprotectmonarchbutterfly?Whatmeasures?Whateffect?recorditsmigrationmakesureenoughplantsforittofeedonthenumberofmonarchbutterfliesincreasesonceagainWhatmeasures?Readthepassageandfindoutwhatmysterythescientistshavesolved.

Thescientistshavesolvedthemysteryofhowmonarchbutterfliesmanagetotravelalongdistanceandfindtheirwaytotheirdestination.DiscussPost—readingdiscussionWhatshouldwedotoprote