英语1外研版module5优质教案(第1课时)

英语研版质教案（第1课时）TheFirstPeriodReadingTeachinggoals教学目标1.Targetlanguage目标语言a.重点词汇expand,contract,conclusion,method,liquid,solid,iron,mixture,oxygen,electricity,aim,equipment,react,result,steam,substance,boil,float,form,dissolve,rustb.重点句式Itishardtothinkofaworldwithoutmetals.P44Itisimportantknowhowtheyreactwithdifferentsubstances,example,waterandoxygen.P44ThismakessuretherenoairintheP452.Abilitygoals能力目标Enablethestudentstodescribeascientificexperiment.Enablethestudentstolearnsomewordsconcerningscientificexperiment.3.Learningabilitygoals学能目标Helpthestudentslearnaboutthestepsofasimplescientificexperimentthattheycandescribesimilarone.Teachingimportantpoints教学重点Helpthestudentslearnhowtodescribeasimplescientificexperiment.Teachingdifficultpoints教学难点HelpthestudentsunderstandtwotablesofPassageAandPassageB.Teachingmethods教学方法Listening,readinganddiscussing.Teachingaids教具准备Acomputer,projectorandarecorder.Teachingprocedures&ways教学过程与方式StepⅠ

Lead-in

ThepurposeofthispartistoletstudentsknowandgetfamiliarwiththewordsinINTRODUCTION:expand,contract,mixture,substance,oxygenandelectricity.First,writedownthewordstheblack-board,andthenteachthemmeaningeachwordquestioning.T:Hello,everyone!youknowtheprogramLucky52onCCTV?Yeah!T:OK,nowImLiYong,andyouarecompetitors.aresixwordsontheblackboard.Whatyoushoulddoistoguessthemeaningsofthem.Ifyou’texpresstheminEnglish,youmaysayinChinese.Thequicker,thebetter.Areyouclear?Yes.T:Listen.Whatdowetakeinwhenwebreathe?Air.T:Right.Butnotexact.氧气T:Right.InEnglish,iscalled“oxygenWeneedoxygentokeepalive.Andwithoutit,therewillbenolifeonthisplanet.OK,anotherquestion.Whatdowecallwhenweputsugar,eggs,andmilktogether,wemixthemtogether?Wecallmixture.T:Good.Allthethingsthataremixedtogethercanbecalledmixture.Nextone,wecanuseonewordtostandforallthethingsaroundus,whichincludesair,water,stone,wood,glass,ironandsoon.Whatisthisword?Substance.T:Right.Next,whatwillhappenwhenwaterturnsintoice?willturnintoT:Right.Besidesthis,willithavesomechangesize?Yes.ItwillbecomeT:Yeah!Whatdowecallthischange?“expand”.Teacherusebodylanguagetoexpressthemeaning“expand”.

T:Now,thelastone.stheoppositemeaningof“expand”it“contractT:Youareright.Themeaningof“contractismakingorbecomingsmallerorshorter.Well,Ithinkthatallofusdidverywell.Nowpleasereadthesewordsafterme.StepⅡ

VocabularyAskthestudentstoreadthesentencesActivity1onpage41,andthenpickoutthecorrectAtthesametimethempayattentiontothenewwords.AtcheckanswerstoActivity1withwholeclass.ForActivity2,askthestudentstoworkinpairstofinishthetask.Ifpossible,askthemtogivetheirrea-sonsfordoingso.ForActivity3，givethestudentsmorewordstohelpthemknowthatmaterialsarearoundallofus,andweshouldusethemcorrectlyandreasonably.T:Asthesayinggoes:Birdsofafeatherflocktogetherorthingsofonekindcometogether.Now’llputthewordsinActivityinpairsorgroups,justlikethepairsinExample.Ifpossible,giveyourreasonstodoso.Itisagoodchanceforustogetfamiliarwiththesewords.OK,’llgiveyouoneortwominutesdothejob.Twominuteslater.T:Haveyoufinishedthetask?Yes.T:dliketoreadoutanswers?Wedliketoputair,oxygentogether,becauseofthemweearth,together,becauseT:Quiteright.Howaboutyoutwoanswers?Weputgas,liquid,solidtogether,becausethinkwealsocontractT:Imverygladthatyoucanfinishthetasksoquicklyandcorrectly.Well,allusknowthatwearelivinginamaterialworld.Withoutthesematerials,whethernaturalman-made,’llhavenothingtoeat,livein,use,towearandsoon.

Now,slookatthesewords:electricity,iron,metal,steel,air,andglassinActivity3.Youhavetotellwhichofthemarenatural,whichofthemareman-madewhichofthemcanbeboth.ironsomeSteel,someelectricitycanman-madeT:Whydoyouthinkelectricitybothman-madeandnatural?wecanlighteninginthesky.WhileelectricityeverydaylifeIthinkisbothman-madenatural.T:Well,sagoodanswer.OK,canyousaysomeotherthingsthatareman-made?T:Giveussomeexamples.Cars,man-madesatellites,plasticsandon.T:Doyouknowman-madebeauty?Iit.Someordinary-lookingbecomeovernight.T:Doyouthinkitisnecessarytodoso?ItdifficultthinktohavebeautifulistohavebeautifulT:Iagreewithyou.ItissaidthatawomanwithabeautifulmindismorebeautifulthanawomanwithaprettyStepⅢ

Reading(PassageA:P44)Therearethreeactivitiesinthispart:Activity1:findthecorrectordertodescribestagesofascientificexperiment;Activityfindthebesttitleforthepassage;Activity3,answersomequestionsaboutthepassage.TaskActivityT:Well,ifyouwereanengineer,youwouldtakepartintheexperimentmakingShenZhouⅤFlight.Whatkindofmaterialswouldyoulikeuse?Ilikesomematerialsthatarelightflighteasilysentintospace,doesntrouble.T:Howcanwefindsuchkindofmaterials?

WesomeWecan’only;weman-madematerials.T:Thatsright.Now’llreadapassageaboutascientificexperiment.Pleaseturntopage44.’llgothroughPassageA.Whenwearedoingathing,weshoulditinanorderlyway.sespeciallytruewithscientificexperiment.Nowsseethewordsinthetable:conclusion,aim,resultandmethod.Thefourwordsareabouttheordersstagesascientificexperiment.Wemustknowthesetwowords:resultandmethod.Whataremeaningsoftheothertwowords?“Aimbeexperimentfor.“conclusionIhaveT:Right.“Aim”meanspurposeorobject.example,hasonlyoneaiminlife,thatis,tobeamillionaire.Andforconclusionsseeanexamplefirst,whenyouhaveworkedamathsproblemforlongtime,butyoustillcantworkitout.Soyoumaymakeaconclusionthattheproblemwrong.Here,“theproblemiswrongisyourconclusion.youunderstand?Yeah!T:Nowwhocangiveussomeotherexamplestoshowthemeaningof“aim”?S4:Manypeopleaimtobeamillionaire.ButIthinktoservepeopleisthehighestaim.T:Whatisthecorrectorderofstagestodoanexperiment?T:sright.Withoutaim,wedon’tknowwheretogo;withoutmethod,wedon’tknowhowtodothingswell;withoutresult,we’lldrawablankorgainnothing;withoutconclusion,we’llfindwhatwevedoneisworthnothing.Task2:Activity2AskthestudentstoscanPassageAandfindthebesttitleforthepassage.T:PleaselookatActivity2.WhatyoushoulddoistoscanPassageAanddecidewhichisthebesttitleforthepassage.Givethestudentssometimetodothejobandthenchecktheanswer.T:Well,sthebesttitleforthepassage?

T:Why?writerthebydifferentusesofdifferentmetals.fortheofpassage,thetable,/shedescribesseveralmetalswithT:Whatgoodreasonitis!Now,slookatActivity3.TaskActivityAskthestudentstoreadandanswerthequestionsbelowthepassage.Givethemsometimetodothejob.Afterthat,checktheanswerswiththewholeclass.StepⅣ

Reading(PassageB:P45)Inthispart,thestudentswillreadthepassageandthenfillinthetablebelowthepassage.TherearethreeTasksinthispart.Thefirstoneistoaskthestudentstofindthestructurethepassageandfinishthetable.ThesecondonetodealwithActivity5.ThethirdoneistofinishActivity6.TaskStructureofthepassageT:Now,wellcontinuetoreadPassageB.ThetitleofitisASimpleScientificExperiment.Fromthepassagewecanseehowtheexperimentdone.Whatisthestructureadescriptionexperiment?Whocancometotheblackboardwritedownthestructure?Lettry.Astudentcomestotheblackboardwritesdownthestructure.ASimpleScientificExperiment:Introduction→Aim→Apparatus→Method→Result→ConclusionT:OK.Weshouldnoticethatthere3differentreactionswhicharerespectivelydescribedwithmethod,resultandconclusion.Now,pleasereadthepassageandthenfillthetable.Letthestudentsdothejob,andthenchecktheanswerswiththewholeclass.T:Well,whatordinarywateraccordingtotheexperiment?Ithinkordinarymeanshasair

inT:Right.Wealsocallordinarywater“raw.NowBunsenburner?Weoftenfindinlabs.Now,turntopage46,andfindthepictureofBunsenburner.Task2:ActivityT:Nowpleasetopage46.LookatActivity5.ReadPassageBagain.Completethesentences.Afterthestudentsfinishthesentences,asksomeofthemreadoutthecompletesentenceschecktheanswerswiththewholeclass.TaskActivityThispartisaboutvocabularystudy.Letthestudentsreadaftertheteacher,andthenworkinpairsfindthemeaningsofthewords.Explanationsofwords:React:have(ofsubstancetoanother)gasOil:liquidwhichmixwithwater,fromplantsorinunder-groundBoil:(oforotherreachchangegasconnectedwith,usedsciencecarefullyinordertostudywhatgainheldupair,orliquid;moveliquidorairForm:giveformmake,Dissolve:liquid)soaksolidthatthesoliditselfliquidStepⅤ

LanguagePointsAskthestudentstotranslatethefollowingsentences,andgetfamiliarwiththesentencestructures.Showthefollowingsentencesthescreen.1.Itishardtothinkofaworldwithoutmetals.2.Itisimportanttoknowhowtheywithdifferentsubstances,forexample,water

andoxygen.3.Thismakesthereisnoairinthewater.T:Beforewefinishthisclass,slookatthescreen.Therearethreesentencesonit.CanyoutranslatethemintoChinese?Letthestudentstranslate