2024-2025學(xué)年新教材高中英語(yǔ)Unit5IntothewildPeriod2Understandingideas學(xué)案一外研版必修第一冊(cè)

Unit5IntothewildPeriod2Understandingideas學(xué)習(xí)目標(biāo)1.Togetthemainideaofthetextbyskimmingthekeywords,andaccuratelyjudgethesourceofthearticleaccordingtothecontentofthetext.2.Tofindoutthemaindetailsquicklyinthetextthroughintensivereading,andclearthecausallogicofthetext.3.Tolearnthebackground,purposeandwayofthemonarchsmigration,understandtheinfluenceofhumanbehaviorontheirsurvival,anddeepenthecognitionofthetextandthethemeoftheunit.自主預(yù)習(xí)MatchthewordswiththeirEnglishexplanations.1.annuala.theplacewheresb/sthis2.migrate b.tomovefromonepartoftheworldtoanotheraccordingtotheseason3.seek c.tofindthesize,quantity,etc.ofsth4.determine d.totrytofindorobtainsth5.manage e.happeningordoneonceeveryyear6.measure f.tofixsthordecide7.position g.tobesuccessfulindoingsth8.eventually h.attheendofaperiodoftimeoraseriesofevents9.solution i.tocontinuetoliveorexistespeciallyaftercomingclosetodying10.mystery j.tofallviolently11.amazing k.todamagesthsobadlythatitcannotbeused12.crash l.theanswertoaproblem13.destroy m.extremelysurprising14.creature n.sthstrangeornotknownthathasnotyetbeenexplainedorunderstood15.survive o.anylargeorsmalllivingthingthatcanmoveindependently課堂探究一、BeforereadingTask:Watchavideoandsharefeelings.二、WhilereadingTask1Readthepassagequicklyandanswerthequestion.Whereareyoumostlikelytofindthepassage?a.Inascientificresearchpaperaboutthemonarchbutterflysmigration.b.Inapopularnaturemagazineintroducingthemonarchbutterfly.c.InatravelleafletencouragingpeopletovisitNorthAmerica.Task2Matchthemainideaofeachparagraphandthenanalysethestructureofthispassage.Paragraph1a.Themonarchsmigration.Paragraph2 b.Thedefinitionofmigration.Paragraph3 c.Theeffectsoftheresearch.Paragraph4 d.Howdoesthemonarchfinishitsmigration?Paragraph5 e.Whysthenumberofthemonarchfalling?Task3Readthepassageparagraphbyparagraphtoanswerthefollowingquestions.①Whydomanyanimalsmigrate?

②Whatmysteryhavethescientistsfoundout?

③Howdoesthemonarchdeterminethewaytogo?

④Whathashappenedtothemonarchinthepastfewyearsandhowdidithappen?

⑤Whatsthesignificanceoftheresearchonthemonarch?

Task4ReadthepassageagainandfinishActivity4onPage52.Task5Languagefocus1.Themoreweknowaboutthislovelycreature,thegreaterthechanceitwillsurvive...我們對(duì)這種可愛(ài)的生物了解的越多,它生存的機(jī)會(huì)就越大。【學(xué)問(wèn)鏈接】本句運(yùn)用了“the+比較級(jí),the+比較級(jí)”句型,表示“越……就越……”?！緦?shí)戰(zhàn)演練】翻譯句子①你越細(xì)心,犯的錯(cuò)誤就越少。

②你越努力,取得的進(jìn)步就越大。

2.Thesetwopiecesofinformation-thetimeofdayandthepointwherethesunisinthesky—allowthebutterflytodeterminethewaytogo.一天中的時(shí)間以及太陽(yáng)在空中所處的位置,這兩條信息可以幫助黑脈金斑蝶確定它須要走哪條路。【學(xué)問(wèn)鏈接】(1)句子中的wherethesunisinthesky為關(guān)系副詞where引導(dǎo)的定語(yǔ)從句,修飾先行詞point,where在從句中用作地點(diǎn)狀語(yǔ)。(2)determinev.確定變成名詞:determination意思是決心;變成形容詞:determined意思是堅(jiān)決的【實(shí)戰(zhàn)演練】單句語(yǔ)法填空①ThisistheschoolIspentmyhighschoollife.

②ThisistheschooliscalledPanyangMiddleSchool.

③ThisistheschoolIwillintroduce.

④他確定學(xué)日語(yǔ)。

⑤我決心要獲得勝利。

⑥aleaderwithcourageanddetermination

三、AfterreadingTask1Designamindmapforthepassage.Task2Challengeyourself!Writeasummarywiththemindmap.Requirements:1.Useyourownwording.2.Expressthemainideas.3.Keepthesummaryshort(about1/3or1/4aslongastheoriginalone).

Task3GroupdiscussionWhatelsecanpeopledotohelpprotectthemonarchbutterfly?核心素養(yǎng)專(zhuān)練一、Canyoudescribehowmonarchbutterfliesmigrateeveryautumn?二、Canyoudescribetheresearchonthemonarchbutterfly?三、Haveyougotarightattitudetothebehaviorofwildanimalsnow?四、ReadthearticleBirdmigrationandfillintheblanks.BirdmigrationThemainreasonformigrationormovementisfood;forexample,somebirdsmaychoosenottomigrateiftheyarefedthroughthecoldmonths.Changesinthedaylengtharesignalsformigrationandrelatetothephysicalchangesinthebirds.Birdswillalsodisplayrestlessnessandincreasetheirfatdeposition(沉積).Duringshorterdaysinthefall,birdswillreturntowarmerareaswheretheyfindadequatefoodsupply.Manysmallerinsect-eatingbirdsmigratelargedistancesusuallyatnight.Theymayfeedforafewdaysbeforecontinuingtheircourseoftravel.Anadvantagefornightmigratingisthatitminimizesthethreatofpredators(食肉動(dòng)物),allowingthebirdstofeedduringthedayandavoidoverheating.Themigrationforthesebirdsisbasedonanumberofdifferentsenses.Manybirdsusethesunasacompass.Theabilitytodetectmagneticfield(磁場(chǎng)),useofvisuallandmarks,aswellastheirsenseofsmellareusedtohelptravelduringmigration.Birdmigrationisastronggeneticfactorintermsoftimingandroute,whichcanbeinfluencedbytemperature.Migratorybirdsmayusetwotoolstofindtheirdestinations;innatecapability(geneticallyprogrammed)andexperience.Afirst-timermigrant(候鳥(niǎo))fliesaccordingtotheEarthsmagneticfield,butdoesnotknowhowfaritwilltakeuntilitgrowsaccustomedtothejourneyandisabletouseitsothercapabilities.Withexperienceitlearnsvariouslandmarksoftencalled“mapping”.MigrationismainlyseenintheNorthernHemisphereandlessobviousintheSouthernHemisphere.Thisisduetothelackofsignificantweatherchangesandthecontinualsupplyoffoodforthebirds.Acommonpatterninmigrationinvolvesflyingnorthinthespringtobread(繁殖)duringthesummerandtravelingtothesouthinthefallintowarmerregions.Notwospeciesfollowtheexactroutefrombeginningtoend.Migrationsnarrowintooneormorepreferredroutesoroftencalled“flyways”.Flywaysmainlyfollowcoasts,sometimesrivers,ormountainranges.TherearefourmajorNorthAmericanflyways;theAtlantic,theMississippi,theCentralandthePacificFlyways.Theflywaysarenotdefinedintheirboundariesandattimesmaybecombinedintoone.Infact,longdistancemigrantsmoveawayfromeachotherasyoungbirdsandformattachmentstopotentialbreedingandwinteringsites.Oncethesiteattachmentismade,birdsshowhighsite-faith,visitingthesamesitesyearafteryear.Youwillwanttoensureyournestingboxesarecleanedoutandavailablewhenthesebirdsreturntokeepthecyclegoingforthesemigratingspecies.BirdmigrationPassageoutlineSupportingdetailsWhydobirdsmigrate?

Besides1.,migrationhassomethingtodowithbirdsphysicalchangesanddaylengthchanges.

Whataretheadvantagesofnightmigrating?

Nightmigratinghelpsminimizethe2.ofbeingthreatenedbypredators.

Nightmigratingallowsbirdstofeedenoughduringthedaywithoutoverheating.3.dobirdsmigrate?

Thesun,magneticfield,visuallandmarksandthesenseofsmellareall4.forbirdstomigrate.

Environmentalchangesareconnectedwithbirdstimingandroute.

Notonlymagneticfieldbutalsosomeothercapabilitiesand5.relatetoafirst-timermigrantsflying.

Wheredobirdsmigrate?

Migrationmainlytakesplaceinthe6.Hemisphere.

Withfourmajorflywaysbirdsmainlyfly7.coasts,rivers,ormountainranges.

What8.canyoudrawfromthebirdmigration?

Birdsare9.totheirsiteattachmentverymuch.

Youmustmakesurethecleanboxesare10.beforethebirdscomeback.

參考答案自主預(yù)習(xí)1.e2.b3.d4.f5.g6.c7.a8.h9.l10.n11.m12.j13.k14.o15.i課堂探究二、Task1:aTask2:Paragraph1:b;Paragraph2:a;Paragraph3:d;Paragraph4:e;Paragraph5:cTask3:①Theymigratetofindfood,seekapartner,orinsearchofwarmerweather.②Thescientistshavefoundouthowthemonarchbutterflymanagestoreachtheplaceswhereitwillspendthewinter.③Themonarchisabletotellthetimeofdayandthepointwherethesunisinthesky.④Becauseofhumanactivitiesthenumberofthemonarchhascrashedbyasmuchas90percentinthelastfewyears.⑤Theresearchonthemonarchsbehaviorhasledtoagreaterawarenessofitandpeoplehavebeenworkingtogethertorecorditsmigrationandmakesurethereareenoughplantsforittofeedon.Task4:1.thetimeofday2.thewaytogo3.thepositionofthesun4.theplacewhereitwillspendthewinter5.cutdown6.place7.killtheplants8.hascrashedbyasmuchas90perce