英语优秀教案人教版必修五Unit 1 Great scientists Period 3.docx
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英语优秀教案人教版必修五Unit 1 Great scientists Period 3.docx
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英语优秀教案人教版必修五Unit1GreatscientistsPeriod3
Period3 ListeningandSpeaking
TheGeneralIdeaofThisPeriod
Thisisthethirdperiodofthisunit.Atthebeginningofthisperiod,theteachershould(can)designsomeexercisestoreviewwhatthestudentslearnedinthelastperiod,thatistosay,gooverwhatthestudentslearnedaboutthatJohnSnowdefeats“KingCholera”.Theteachercanbeginwithaskingsomequestionsorhavingacompetitiontomakesomesentenceswith“JohnSnow”accordingtothepassage.
Duringthisperiod,listeningandspeakingwillbemainlydealtwith.Atthebeginning,teachersfocusontrainingtheSs’listening.ThislisteningcontentisabouttheimportanceofQianXuesenforspacetravelinChina,thecontributionsmadebyabotanistnamedCarlLinnaeusandtheresearchintothelifeandworkofamathematiciancalledLeonhardEuler.
WhentrainingtheSs’listeningability,teachersshouldstartwithpre-listening,thatis,lead-in.Ifitisnecessary,teachershadbetterintroducesomebackgroundknowledgeaboutthelisteningmaterial.Later,lettheSslistentoit.Atthesametime,teachersshoulddesignsomesimplequestions.Afterthat,theSshaveknownaboutthelisteningmaterial,andthenteacherscanaskthemtolistentoitagaintobereadyformoredifficultquestions.Ifnecessary,theSscanbegivenanothertimetolisten.Whilepracticing,teachershadbetterofferstudentssomeadviceonhowtodoitwell.Especially,trainthestudentstopredictwhattobetalkedaboutaccordingtothehintsandlimitedinformationandletthemformthegoodlisteninghabitoflisteningwiththepurposeoffindingusefulinformationandtosummarize.Certainly,supposetherearemanynewwordsandexpressions,teachersshouldhelpthemtodealwiththematthefirstplace.Allthelisteningpracticeshouldfocusondevelopingthestudents’listeningskill.
Afterpracticinglistening,theSsareexpectedtolearnsomeexpressionsabouttalkingaboutscientificjobaswellasscientists’achievementsandrecountstories.Besidesthose,thestudentsareexpectedtolearntheskillofdescribingaperson.
Duringthecourse,teachersshouldrankclassactivitiesfromtheeasytothedifficult.First,askthemtolearntheexpressions.Then,askthemtoimitateittohaveadialogue.Finally,thestudentsareexpectedtocreateadialogueordiscussthegiventopic.Inordertodrawstudents’attention,theteacherhadbetterprepareforsomeinterestingsituations.
Thisperiodcentersonemphasisonspeakingandlistening.Theteachershouldtryhisorherbesttoencouragethestudentstosaysomething.Don’talwayscorrectthemistakesthatthestudentswouldmakewhilespeaking.Otherwise,thestudentswouldfeelreluctanttospeakouttheiropinions.
TeachingImportantPoints
Trainthestudents’speakingabilitybydescribing,talkinganddiscussing.
Helpthestudentsimprovetheirlisteningability.
TeachingDifficulties
Trainthestudents’listeningability.Especiallylistenandunderstandwhatthespeakersmeanbeyondwords.
TeachingAids
ataperecorder,aprojectorandtheblackboard
ThreeDimensionalTeachingAims
Knowledgeaims:
LettheSsknowaboutsomescientistsandtheirlifeandcontributions.
GettheSstolearnhowtotalkaboutscientificworkandhowtodescribeaperson.
AbilityAims:
Trainthestudents’speakingabilitybydescribing,talkinganddiscussing.
Trainthestudents’listeningability.
EmotionalAims:
Trainthestudents’abilitytocooperatewithothers.
Encouragethestudentstolearnfromscientiststoshowinterestinscientificexplorationandresearch.
TeachingProcedure
Step1Greeting
T:
Hello,boysandgirls.
Ss:
Hello,MissWang.
Step2Revision
T:
Todaywewillbeginourlessonwithacompetitionbetweengroups.Inthelastperiod,welearntaboutJohnSnowwhodefeats“KingCholera”.Now,pleasesaysomethingthatyouknowaboutit.Ifyouofferacompletesentence,youwillbegiventenmarks.Yourgroupwillbegiventwentymarkswhenyourexpressionisespeciallybeautiful.
S:
JohnSnowwasawell-knowndoctorinLondon,whoattendedQueenVictoriatoeasethebirthofherbabies.
S:
Hebecameinspiredwhenhethoughtabouthelpingordinarypeopleexposedtocholera,whichwasthedeadlydiseaseofhisday.
S:
JohnSnowgotinterestedintwotheoriesexplaininghowcholerakilledpeople.
S:
Hebelievedinthesecondtheorythatispeopleabsorbedthisdiseaseintotheirbodieswiththeirmeals.Fromthestomachthediseaseattackedthebodyquicklyandsoontheaffectedpersonwasdead.
Ss:
...
(Theteachershouldencouragemorestudentstojoininthecompetition.Attheendofthecompetition,theteachershouldannouncetheresultofthiscompetition.Praisethewinnerandencouragethelosers.)
T:
WhatcanwelearnfromJohnShow?
S:
Weshouldbaseourtheoriesonpractice.
S:
Weareinspiredtohaveaspiritofscientificexploration.
S:
Wedosomeresearchwiththepurposeofservingthepeopleandsociety.
Ss:
...
T:
Yes,wecanlearnalotfromthescientist.Infact,thereareagreatnumberofpeopleworkingonscienceworthyofbeinglearnedbothathomeandabroad.Canyounamesomescientistsandintroducetheirmaincontributions?
S:
Archimedes,whodiscoveredthatobjectsinwaterareliftedupbyaforcethathelpsthemfloat.
S:
Darwinwroteabookexplaininghowanimalsandplantsdevelopedastheenvironmentchanged.
S:
MadamCuriediscoveredradium.
S:
StephenHawkingputforwardatheoryaboutblackholes.
S:
Zhanghenginventedtheearliestinstrumenttotellpeoplewhereearthquakeshappened.
Ss:
...
T:
Youdidagoodjobandlistedmanyscientistsaswellastheircontributions.Today,wearegoingtolearnaboutmorescientists.
Step3Listening(onPages5-6)
Task1Pre-listening
T:
Firstlet’senjoythepicture.Whatcanyousee?
S:
PresidentJiangZeminandanoldman.
T:
PresidentJiangZeminvisitedQianXuesen.
T:
WhathaveyoualreadyknownaboutQianXuesen?
S:
HeisaChinesescientist,whoseresearchmainlycentersonPhysics.
S:
Heishonoredas“ChineseRocketFather”.
S:
HehasmadegreatcontributionstospacetravelinChina.
T:
Good.Youseemtohaveagoodknowledgeofhim.QianXuesenisafamousscientistwhohascontributedmuchtothecountry’scauseofscienceandtechnology.
Task2FirstListening
T:
Wearetolistentothematerial,whichisaboutQianXuesen.YuPingistellingherfriendSteveSmithaboutQianXuesen’slife.IfyouwereYuPing,whattopicswouldyouliketocoverwhenintroducinghim?
S:
Thedatewhenhewasbornandhedied;theplacewherehewasborn,lived,studiedanddied;hisfamily;hisexperience;hisachievements;hiscontributions
T:
Excellent.Whenwetalkaboutandintroduceascientist,weusuallydescribetheseaspects.Now,listencarefullyandtickoutwhichtopicsarementionedinthetape.
(Afterlistening,letthemchecktheanswers.)
Task3SecondListening
T:
Thistime.You’llwritedowntheanswerstothefivequestions.Boysandgirls,howcanwewritetheanswersfastandcorrectly?
S:
Weshouldgothroughthequestionsfirstandkeeptheminmind.Whenwearelistening,wejustneedtopaymuchattentiontothesentencesrelatedtotheanswers.
S:
Weneedn’twritedowneachwordoftheanswers.Wejustwritedownsomekeywords.Laterwecanwritedownthecompleteanswerswiththehelpofthesekeywords.
T:
Youareclever.Nowpleasegetready.First,lookthroughtheintroductiontothelisteningmaterial.Then,scanthequestions.
(Twominuteslater,theteacherplaysthetape.ThengiveSstimetoorganizetheirsentences.)
T:
Let’schecktheanswersonebyone.
(Ifthestudentsmakesomecommonmistakesortheyseemtohavedifficultyinfindingoutanswers,teacherscangivethemsomehintsandletthemlistentoitagain.Afterthat,checktheanswers.Ifthestudentsfeelitdifficulttomakesenseaboutthekeywordsandunderstandthespeakers’intentionandattitude,theteachershouldgivethemsomehelp.)
Task4Post-listening
T:
Afterlistening,wouldyoupleaseanswersomequestions?
1Whatdidyouhearonthetape?
2WhatcanyoulearnfromQianXuesen?
(Atthisparttheteachermayhavethestudentspresentwhattheyhaveheardonthetapeandshowtheirownopinionaboutwhattheyhavelearnedfromhim.Ifpossible,theteachermayhavesomeofthestudentsdothepresentationworkinclass.Bydoingthis,thestudentscangetfullunderstandingofwhatthetapeistalkingabout.)
Step4Listening(Page41)
Task1Pre-listening
T:
JustnowwelearnedaboutaChinesescientist,QianXuesen,whohasmadegreatcontributionsonspacetravelinChina.Wewillgettoknowanotherscientist,whosecontributionisonbotany.Canyouguesswhoheis?
S:
CarlLinnaeus,maybeDarwin.
T:
Youareright.Bothscientistsdidstudybotanyanddevotedtheirtimetotheresearch.Asweknow,CarlLinnaeusdevelopedhissystemabouthowtoclassifyspecies.WhileDarwinwroteabookontheOriginalofSpecies,inwhichheexplainedhowanimalsandplantsdevelopedastheenvironmentchanged.ThefollowingisaboutCarlLinnaeus.
T:
Now,readtheinstructionsaboutthelisteningandchoosewhichofthefollowingstatementsmistcloselydescribeswhatthislisteningpassageisabout.Explainwhytheothersarewrong.
S:
Ithinkthethirdoneisright.Thisisaboutamanwhofindsaflowerandwantstoknowifitisanewspeciesofflower.Becauseheisinterestedinbiologyandespeciallyinthestudyofplants.Whathewantstodoistostudywhetheritisanewspecies.Theothertwostatementscannotconveythestudy.
Task2Liste
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