英语优秀教案人教版必修五Unit 1 Great scientists Period 3.docx

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.Especiallylistenandunderstandwhatthespeakersmeanbeyondwords.

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.QianXuesenisafamousscientistwhohascontributedmuchtothecountry’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,lookthroughtheintroductiontothelisteningmaterial.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