Unit 3 Period 2 教学设计公开课优质课人教选修7精品.docx
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Unit 3 Period 2 教学设计公开课优质课人教选修7精品.docx
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Unit3Period2教学设计公开课优质课人教选修7精品
Unit3Underthesea
Period2
教学案
教材分析
WarmingUpprovidestwoactivitiestosparkstudents'interestinthetopic.Ofcourse,beforetheclass,thestudentsmusthavegatheredsomeinformationtomakepreparationsforthisclass.Manykindsoftheirfavoriteseaanimalsarepresentedintheirvividpictures.Studentsareencouragedtointroducethemusingsomenewexpressionssuchasatanaquarium,onatrip.
Pre-readingisdesignedtofurtherstimulatetheirinterestinthetopicoftheunit.Meanwhile,studentsmayhavesomebasicinformationaboutthetext.
ThereadingpassageOldTomtheKillerWhaletellsabouttwoanecdoteswitnessedbythewriterhimself.Theteachercanfirstgetstudentstoskimthetextforthecharactersinthetwoanecdotesandgetthemainideaofeachanecdote.Thenletthemscanforfurtherunderstanding.Inordertoletstudentspayattentiontothewriter'svividdescription,theteachercanaskthemtodoablank-fillingexerciseinpairstofindoutsomekeyverbsandverbphrases.Havingdonethis,studentsmusthavehadaveryclearunderstandingofthewholehuntingandsavingprocess.Tomaketheirunderstandingeasier,theteachershoulddealwithanylanguageproblemswhiletheyarereading.Andthenunderlinesomeusefulwordsandexpressions.
Forfurtherthinking,studentsareexpectedtoworkinpairsorgroups.Theywilldiscusstheproblemsandworkouttheanswerscooperatively,choosingareporterintheirgroup.Studentswillthinkactively,sovariousanswersarepossible.
Toconsolidatethecontentsofthereadingpassage,studentsshouldberequiredtoretellthepassageinthenameofOldTomorthebaleenwhaleorJameswithasmanykeywordsaspossible.
Attheendoftheclass,byholdingadebate,theteachercanarousestudents'interestfurtheraswellasmakethemawareoftherelationshipbetweenmanandanimalsandtheimportanceofbanningwhaling.
三维目标
知识目标
1.Getstudentstolearntheusefulnewwordsandexpressionsinthispart:
anecdote,annual,witness,accommodation,shore,opposite,yell,pause,telescope,teamwork,dive,dept,lip,urge,abandon,shark,relationship,help...out.
2.Letstudentslearnaboutseveraldifferenttypesofwhales,especiallythekillerwhales.
能力目标
1.Enablethestudentstolearntotalkabouttheirfavoriteseaanimals.
2.Developstudents'readingabilitybylearningtoreadaboutthekillerwhalesandletthemlearndifferentlearningskills.
3.Developtheircreativethinkingability.
情感目标
1.Arousestudents'greatinterestinseaanimals.
2.Makethemawareoftherelationshipbetweenmanandanimalsandtheimportanceofbanningwhaling.
3.Developstudents'senseofcooperativelearning.
教学重点
1.Readingcomprehensiontothetext.
2.Learningmoreaboutthekillerwhalesandunderstandingtherelationshipbetweenthekillerwhalesandthewhalers.
3.Importantwordsandexpressions.
教学难点
1.Therelationshipbetweenthekillerwhalesandthewhalers.
2.Developstudents'readingability.
教学方法
1.Individual,pairandgroupwork.
2.Task-basedteachingandlearning.
3.Quiz,discussion,blank-filling,retelling,debate.
教学工具
Acomputerandaprojector.
教学过程
Step1Warmingup
1.Asksomestudentstoshowsomepicturesoftheirfavoriteseaanimalsandintroducethemtotheclass.Theintroductionshouldcovertheseaspects:
·TheEnglishandChinesenameofyourfavoriteseaanimal.
·Wheredidyoufindit?
·Somefeaturesofit,itsdistribution,orlivingcondition.Anythingaboutitiswelcome.
·Whydoyoulikeit?
Sampleintroduction:
1Myfavoriteseaanimalisdolphins(海豚).Ifoundthematanaquariumthissummerholiday.Dolphinsareverymeek(温顺的).Neitherastimidanimalsinvirginforestswhorunawayimmediatelytheydiscoverastranger,norasbeastsinremotemountainswhobarefangsandbrandishclawsthemomenttheyencounteraperson,dolphinsarealwaysfriendlywithpeople.Dolphinsandhumanbeingshavebeenonfriendlytermsallalong.
Ilikedolphins,becausedolphinsaretrulyintellectual.Theycanevenimitatesomepeople'svoiceafteraperiodoftraining.Yet,dolphinshaveintelligencedifferentfromcommonanimals.Thevolumeandmassoftheirbrainareamongthemostconsiderableintheanimalworld.Uptothepresentmoment,scientistshavetwodifferentviewsonanimals'intelligence:
oneisthatofallanimals,chimpsarethemostintellectualandcapable;anotheristhatchimpsarenomorecapableofstudyingthandolphins,anditisprobablethatdolphinsaremoreintellectualthanchimps.Therefore,somepeopleconsiderdolphinsas“wizardsinthesea”.
Whenmentioningdolphins,peoplewillprobablyspeakhighlyoftheirsupernormalintelligenceandability.Inthataquarium,itiscommonthatdolphinsaregivingawonderfulperformancebyfollowingthetrainer'sinstructions.Theyseemtobecapableofunderstandingwhatmankindexpressesandtakingactionsaccordingtotheinstructions.Atpresent,themajorityofpeoplemarvelatdolphins'supernormalintelligenceasakindofseaanimal.Buttowhatextentcandolphins'intelligenceandabilityachieve?
Itremainstobeprobedandresearched.
②Myfavoriteseaanimalistropicalfish(热带鱼).Ifoundthemonatrip.Iwasattractedbyitscolorfulappearance.Inthehalfanhour'stripfromtheshore,Ifoundcoralreefs,tropicalfishandothermarinelife.Excitedly,Iboughtsomefisheshome.Itwasmyfirsttimetoraisetropicalfish.Onemonthagomyfriendtoldmethattropicalfishareeasiertoraiserthanthegoldenfish.Herwordsletmethinkofanotherfriendofmine.Heisraisingtropicalfish.Iamfeedingfourcategoriesoftropicalfish.Twoblackmarry,eightpeacocks,anothertwofishes,althoughIdon'tknowtheirnames,arethemostbeautiful.Thepeacockisthesmallestandisn'tcolorfulasIhaveseeninotherplacesbefore.Myfriendtoldmetheywillbebeautifulwhentheygrowup.SoIputtheeightpeacockfishintoasmallfishjar.Iobservedthemeverydayandwasexpectingthemtobebiggerandmorecolorful.Twoofthefourbigtropicalfisheshavediedincludingthebeautifulone.Perhapsthebeautifulfish'slifeisfragile.Ifitistrue,thenIdon'texpectthesmallpeacockstoturnbeautiful.Ishouldn'tbesogreedytowantboth.Thattheyjusthavestronglifeisenoughforme.
2.Theteachershowsthepictureofakillerwhaleanddoasmallquizaboutit.
(1)What'stheChineseandEnglishnameofthiswhale?
虎鲸Killerwhales
(2)CanyoumatchthesewhaleswiththeirChineseandEnglishnames?
(Showstudentssomepicturesofdifferentwhales.)
baleenwhale须鲸spermwhale抹香鲸
bluewhale蓝鲸whitewhale白鲸
(3)Whichofthesekindsofwhalescangrowtobethelargest?
Bluewhales蓝鲸(about21-27minlength,100-120tonsinweight)
(4)Humanshavebeenhuntingwhalesformorethan__A__years.
A.2000B.1000C.500
(5)Willthekillerwhalesattackpeopleandeatthem?
No.
(6)Doesafemalekillerwhalegivebirthtoababywhaleorlayeggs?
Givebirthtoababywhale.
(7)Whatdoesanewly-bornbabykillerwhalefeedon?
C
A.Smallseaanimals.B.Seaplants.C.Itsmother'smilk.
(8)Dothekillersbelongtothefamilyofdolphinsorwhales?
Dolphins.
(9)Malekillerwhaleshavealifeexpectancyof__B__years,whilefemalescanliveaslongas__D__years.
A.40-50B.50-60C.60-70D.80-90
(10)Killersarehighlysocialanimalsthattravelingroupscalledpods(群).Podsusuallyconsistof__A__whales.
A.2-50B.20-50C.30-60
(11)Howmanysoundscanakillerwhalemake?
62sounds.
(12)Arekillersendangeredspeciesandinneedofconservation?
No.
(13)Thekillerwhalesaresometimescalledthe“__A__ofthesea”becausetheyarebothveryfierce.
A.wolfB.dogC.tiger
Step2 Pre-reading
1.ReadthewordsinPre-readingonPage19quicklyandfillintheform.
Writer
AnoldmancalledClancy
Occupation
·Awhaler
Style
·Anecdotes
Time
·Atthebeginningofthe20thcentury
Place
·Australia
Whathappened
·Thekillerwhaleshelpedthewhalerscatchabaleenwhale.
Step3Skimming
1.Glancethroughthetwoanecdotesanduseonesentencetogetthemainideaofeachanecdote.
Mainideas:
Anecdoteone:
Thekillerwhaleshelpedthewhalerstocatchabaleenwhale.
Anecdotetwo:
OldTomsavedawhalerJames.
2.Fillintheblankswiththenamesoftherolesinthetext.
(1)______was16yearsofagewhenhewenttoworkatthewhalingstation.
(2)______orderedClancytogototheboatastherewasawhaleoutthereinthebay.
(3)______wasswimmingbytheboatshowingthewhalerstheway.
(4)______toldClancythattheywouldreturnthenextdaytobringinthebodyofthewhale.
(5)______wascarriedbythewavesfurtherandfurtherawayfromthewhalers.
(6)______knewthatOldTomwouldprotectJames.
Suggestedanswers:
(1)Clancy
(2)George (3)OldTom (4)Jack (5)James (6)Red
Step4Scanning
1.Readthesetwoanecdotescarefullyandfindoutsomeverbsorverbphrasestodotheblank-fillingworksheet.
Anecdoteone:
Therewasperfectcooperationbetweenthewhalersandthekillerwhales.
Beforethehunt
Thekillers'action:
Threwitselfoutofthewaterandthencrasheddownagain.
Swambytheboatshowingthewhalerstheway.
Circledbacktotheboat,leadingthewhalerstothehunt.
Thewhalers'reaction:
Awhaleryelledout.GeorgeranaheadofClancy.Clancyracedafterhim.
Theyjumpedintotheboatwiththeotherwhalersandheadedoutintothebay.
Duringandafterthehunt
Thekillers'action:
Apackofkillersarethrowingthemselvesontopofthewhale'sblow-holetostopitbreathing;someothersarestoppingitfleeingouttosea.
Thekillersstartedracingbetweenthewhalers'boatandthewhale,justlikeapackofexciteddogs.
Withinamomentor
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