还剩12页未读,继续阅读
本资源只提供10页预览,全部文档请下载后查看!喜欢就下载吧,查找使用更方便
文本内容:
2019-2020年高中英语Module5ALessoninaLab(第一课时)教案外研版必修1第一课时
一、教材分析本模块以“ALessoninaLab”为话题,旨在通过模块教学,使学生了解一些基本的科学实验知识,学会怎样写实验报告,并掌握一些相关的词汇与短语,激发学生对科学的兴趣此外还要求学生学会读一些大的整数、分数及小数从文化的角度来看,鼓励学生了解国外有关科学教学的情况,以扩大学生的知识面,从而激发他们的学习兴趣
二、教学目标
(一)知识与技能▲Prepareareportonasimplescientificexperiment▲Learndegreesofparison▲Learnwordsandexpressionsofsequence▲Understandanddescribeasimplescientificexperiment▲Talkaboutnumbers
(二)过程与方法通过学生分组的形式,加强生生之间,师生之间的交流与互动,从而创建乐学的学习过程,达到预期的学习效果
(三)情感态度与价值观通过本模块的学习,培养学生自主学习的精神,热爱学习,积极探索
三、教学重点(依靠教学大纲)
(1)分数、百分数的正确写法
(2)三种表达倍数的句型(3修饰比较级的程度副词
四、教学难点
(1)倍数句型中“倍数”的位置问题(2如何高效记住能放在比较级前的程度副词及他们的区别
五、教学策略先说教法
1、信息收集法
2、问题发现法 探究问题的方法
3、分组讨论法 将学生分成若干学习
4、榜样示范法
5、图示法再说学法
1.自主探究法自己读出不同分子的分数让学生讨论得出分数的读法规则让学生在英语课堂上找到成就感树立学习自信心
2.观察发现法在学习放在比较级前的程度副词时,通过教材上列出的程度副词,让学生观察他们的特点,最终得出结论培养学生更有效学习的能力
3.任务型合作策略在学习倍数句型时,将学生分为三大组,每个组负责讨论并派代表写出三个句型中的一个句式发展学生与人合作的意识和能力
六、教学准备学生提前预习本模块知识,教师提前充分准备本模块相关知识材料
七、教学环节
1、课堂导入,创设情境导入,故事导入,通过回忆本单元提前预习的词汇来引入本堂课内容导入(Todaywearegoingtohaveamathlessonfirstlet’slearntoreadnumbersinEnglish)
2、课堂讲授课型设计与课时分配1stPeriodReading2ndPeriodListeningandSpeaking3rdPeriodGrammar4thPeriodExtensiveReading5thPeriodWritingREDINGNUMBERS1a1b11c111“(让后进生觉得自己还会点,能跟上这堂课)d1111e1111111f11111111112a1/32/3B1/43/4我读出数字,让学生总结,通过归纳的知识更加牢固C1/23a1%B20%让学生知道“PERCENT”这个词没复数形式,因为多次在改错中出现4a
1.23B
123.
4561.1INTRODUCTION这部分由三个内容组成通过听材料,归纳词语和回答问题这三个形式来完成本部分所涉及到的与科学、实验有关的词语的练习,为以后的各项活动做好准备
1.2VOCABULARYANDSPEAKING这部分设计了一些数字,包括整数、分数和百分数,并通过一些练习让学生熟悉并正确使用英语数字的读法
1.3GRAMMAR1这部分介绍了形容词比较级中有关倍数的两种主要用法...times...than...和...timesas...as...并通过对比练习来加强学生对这一用法的了解
1.4READINGANDVOCABULARY这部分由两篇短文组成PassageA介绍了金属在生活中的重要性,并列举了一些金属在氧气、水及蒸气中的反应及其结果PassageB介绍了ASimpleScientificExperiment,要求学生学习如何描述或写一个科学实验报告通过对这两篇文章的学习,学生还可以学会一些科学词汇,有助于今后阅读一些相关的文章
1.5VOCABULARY该部分介绍了带分数的读法,及一些实验仪器的词汇,并配有相关练习
1.6LISTENINGANDWRITING这部分听力的内容是实验中的师生对话我们可以将此作为对阅读内容在语言技能上的补充听力问题的设计本身已经显示了做听力练习的技巧
1.7GRAMMAR2这部分继续介绍形容词和副词的比较级主要是以下三种1)表示“越来越……”;2表示“越……越……”;3表示程度的副词muchalittle等+形容词和副词的比较级
1.8PRONUNCIATION这部分介绍了英语中特殊疑问句和一般疑问句的语调,并要求学生能正确朗读
1.9EVERYDAYENGLISH这一部分介绍了五个日常用语,要求学生明确其意义、所用场合,并能正确使用
1.10FUNCTION次序的问题是写作中应注意的一个重要环节这一部分要求学生掌握firstnextafterthatlastly在文段中的运用以及与之相关的标点符号的用法
1.11CULTURALCORNER该部分阅读材料引用了加拿大一个中学生的文章,介绍了国外理科教育方面的一些信息,以扩大学生的知识面
1.12TASK这一部分是对本模块的一个复习与运用要求学生能够使用所学词汇及实验报告的知识来写一篇简单的实验报告,并要求学生注意报告的内容应包括AimEquipmentMethodResult和Conclusion
1.13MODULEFILE这一部分集中展示了本模块的学习内容
2.教材重组
2.1将INTRODUCTION和READINGANDVOCABULARY整合成一堂阅读课
2.2将VOCABULARYANDSPEAKINGLISTENINGANDWRITING和WORKBOOK中的Listeningandspeaking整合成一堂听说课
2.3将VOCABULARYGRAMMAR1和GRAMMAR2整合成一堂语法课
2.4将CULTURALCORNER与WORKBOOK中的Reading整合成一堂泛读课
2.5将PRONUNCIATIONFUCTIONTASKEVERYDAYENGLISH与WORKBOOK中的Speakingandwriting整合成一堂写作课
3、课堂练习要求学生当堂做课本P45的课后练习
4、课堂活动1times第一组数字中,数字B和数字A的关系引出倍数,这样不会突兀,很自然的将读书字过度到了语法倍数句型的学习具体做法是将学生分为三组,复习并讨论在第一模块中学习的倍数句式,派代表写在相应的位置,学生有能力这么做,给学生一个表现自己的机会2借助前面的数字提问题在GROUPONE中,WHICHISeasiesttoreadandwhichishardestSowecansay“thelongertheharderroread
5、课堂小结得出结论:the+erthe+er越,越结论2(fromnumberatonumberfitbeesmoreandmoredifficulttoread.)Ee+and+er越来越结论3特殊ER否定+比较级(表达最高级)eg.Itcan’tbebetter结论4比较级前的程度副词alittleabitmuchalotevenstillany(
6、作业布置以“Mylearningfeelingsinalab”为话题,写一篇不少于80词的作文
八、板书设计功能句式WordsandexpressionsofsequenceFirstputthemagnesium...Thenputthecrucible...NextIlighttheBunsenburner.AfterthatIhold...Lastlyweneedtoweigh...EverydayEnglishWheredowegofromhereKeepthenoisedown.You’vegotit!It’syourturn.Goahead!Definitely!词汇1.四会词汇liquidexpandcontractsubstancemixtureoxygenelectricitystageconclusionaimreactionelectricalequipmentreactpartialrustboilordinarysteamfloatformdissolveflamefacilitylecturedepartmentastonished2.认读词汇potassiumsodiumcalciummagnesiumaluminiumzinccopperoxidebalancetongscrucible3.词组add...to...usedtointheareaofbeproudofbesupposedto语法parativestructuresThisroomistwiceaslargeasthatone.Thisroomisfourtimeslargerthanthatone.It’sgettingbrighterandbrighter!Thecloseryouarethemoreyou’llsee.Adverbsusedtomodifyparativedegreealittleabitalotrathernoanyverymuchlots重点句子
1.Itishardtothinkofaworldwithoutmetals.P
442.Itisimportanttoknowhowtheyreactwithdifferentsubstancesforexamplewaterandoxygen.P
443.Thismakessurethereisnoairinthewater.P
454.Thesciencefacilitiesareverygoodwithlaboratoriesthathaveallthelatestequipment.P
495.asthelecturersarepeoplewhohavemaderealdiscoveriesintheirareaofscience.P
496.TheyalwaysthoughtIwouldbeeanEnglishteacher!P49
九、教学反思这节课从导入(告诉学生将上一堂数学课,引起学生的好奇心)就调动了学生的学习积极性先从最简单的整数开始,因为简单,这就打消了后进生放弃学习的心理从而照顾到了大多数的学生我之所以选择数字“1”是因为它的英语发音有点象汉语的狗叫声,也是为了能够更有力得调动学生主动性在学习完多位整数读法后很直接的过度到了本节课的重点分数和百分数的读法和写法依旧利用黑板上的那几组数字很自然得过度到了语法(比较级句型)的学习整节课过度自然,各环节环环相扣教学内容也是难易得体,既照顾到了后进生,也满足了尖子生对新知识的渴求,尤其是一些特殊比较级句型和放在比较级前程度副词的拓展,使得学生对比较级的用法有了一个宏观的认识整体来说,这是一节成功的课,因为我做到了以学生为主体并创造了让每个学生都有机会证明自己“我行”的教学遵旨
十、分课时教案第一课时
1.目标语言a.重点词汇expandcontractconclusionmethodliquidsolidironmixtureoxygenelectricityaimequipmentreactresultsteamsubstanceboilfloatformdissolverustb.重点句式Itishardtothinkofaworldwithoutmetals.P44Itisimportanttoknowhowtheyreactwithdifferentsubstancesforexamplewaterandoxygen.P44Thismakessurethereisnoairinthewater.P
452.教学目标
(1)知识与技能Enablethestudentstodescribeascientificexperiment.Enablethestudentstolearnsomewordsconcerningscientificexperiment.
(2)态度与方法Helpthestudentslearnaboutthestepsofasimplescientificexperimentsothattheycandescribeasimilarone.
(3)情感态度与价值观培养学生自学能力和团队意识
3.Teachingimportantpoints教学重点Helpthestudentslearnhowtodescribeasimplescientificexperiment.
4.Teachingdifficultpoints教学难点HelpthestudentsunderstandthetwotablesofPassageAandPassageB.
5.Teachingmethods教学方法Listeningreadinganddiscussing.
6.Teachingaids教具准备Aputeraprojectorandarecorder.
7.Teachingproceduresways教学过程与方式StepⅠLead-inThepurposeofthispartistoletthestudentsknowandgetfamiliarwiththenewwordsinINTRODUCTION:expandcontractmixturesubstanceoxygenandelectricity.Firstwritedownthewordsontheblack-boardandthenteachthemthemeaningofeachwordbyquestioning.T:Helloeveryone!DoyouknowtheprogramLucky52onCCTVSs:Yeah!T:OKnowsupposeI’mLiYongandyouarepetitors.Herearesixwordsontheblackboard.Whatyoushoulddoistoguessthemeaningsofthem.Ifyoucan’texpresstheminEnglishyoumaysayinChinese.Thequickerthebetter.AreyouclearSs:Yes.T:Listen.WhatdowetakeinwhenwebreatheS1:Air.T:Right.Butnotexact.S2:氧气T:Right.InEnglishitiscalled“oxygen”.Weneedoxygentokeepalive.Andwithoutittherewillbenolifeonthisplanet.OKanotherquestion.WhatdowecallitwhenweputsugareggsandmilktogetherorwemixthemtogetherS2:Wecallitmixture.T:Good.Allthethingsthataremixedtogethercanbecalledmixture.Nextonewecanuseonewordtostandforallthethingsarounduswhichincludesairwaterstonewoodglassironandsoon.WhatisthiswordS3:Substance.T:Right.NextwhatwillhappenwhenwaterturnsintoiceS4:Liquidwillturnintosolid.T:Right.BesidesthiswillithavesomechangeinsizeS5:Yes.Itwillbeelarger.T:Yeah!WhatdowecallthischangeS6:It’scalled“expand”.Teachercanusebodylanguagetoexpressthemeaningof“expand”.T:Nowthelastone.What’stheoppositemeaningof“expand”S7:Isit“contract”T:Youareright.Themeaningof“contract”ismakingorbeingsmallerorshorter.WellIthinkthatallofusdidverywell.Nowpleasereadthesewordsafterme....StepⅡVocabularyAskthestudentstoreadthesentencesinActivity1onpage41andthenpickoutthecorrectones.Atthesametimeaskthemtopayattentiontothenewwords.AtlastchecktheanswerstoActivity1withthewholeclass.ForActivity2askthestudentstoworkinpairstofinishthetask.Ifpossibleaskthemtogivetheirrea-sonsfordoingso.ForActivity3,givethestudentsmorewordstohelpthemknowthatmaterialsarearoundallofusandweshouldusethemcorrectlyandreasonably.T:Asthesayinggoes:Birdsofafeatherflocktogetherorthingsofonekindetogether.Nowwe’llputthewordsinActivity2inpairsorgroupsjustlikethepairsinExample.Ifpossiblegiveyourreasonstodoso.Itisagoodchanceforustogetfamiliarwiththesewords.OKI’llgiveyouoneortwominutestodothejob.Twominuteslater.T:HaveyoufinishedthetaskSs:Yes.T:Who’dliketoreadoutyouranswersS1:We’dliketoputairgasandoxygentogetherbecauseallofthemaregas.Andweputearthsunandmoontogetherbecauseallofthemareplanets.T:Quiteright.Howaboutyoutwoboys’answersS2:Weputgasliquidandsolidtogetherbecausewethinktheyarethethreestatesofsubstance.Andwealsoputcontractandexpandtogether.Thetwowordshaveoppositemeanings.T:I’mverygladthatyoucanfinishthetasksoquicklyandcorrectly.Wellallofusknowthatwearelivinginamaterialworld.Withoutthesematerialswhethernaturalorman-madewe’llhavenothingtoeattoliveintousetowearandsoon.Nowlet’slookatthesewords:electricityironmetalsteelairandglassinActivity
3.Youhavetotellwhichofthemarenaturalwhichofthemareman-madeandwhichofthemcanbeboth.S3:Airironandsomemetalsarenatural.Steelsomemetalsandglassareman-made.Andelectricitycanbeman-madeandnatural.T:Whydoyouthinkelectricityisbothman-madeandnaturalS3:Becauseinastormwecanseelighteninginthesky.Whiletheelectricityweareusingineverydaylifeisfromelectricworks.SoIthinkelectricityisbothman-madeandnatural.T:Wellit’sagoodanswer.OKcanyousaysomeotherthingsthatareman-madeSs:Therearetoomanysuchthings.T:Giveussomeexamples.S4:Carsmachinesman-madesatellitesplasticsandsoon.T:Doyouknowman-madebeautyS6:Iknowit.Someordinary-lookinggirlscanbeebeautifulovernight.T:DoyouthinkitisnecessarytodosoS7:It’sdifficulttosay.ButIthinktohaveabeautifulmindismoreimportantthantohaveabeautifulappearance.T:Iagreewithyou.Itissaidthatawomanwithabeautifulmindismorebeautifulthanawomanwithaprettyface.StepⅢReadingPassageA:P44Therearethreeactivitiesinthispart:Activity1:findthecorrectordertodescribethestagesofascientificexperiment;Activity2findthebesttitleforthepassage;Activity3answersomequestionsaboutthepassage.Task1:Activity1T:WellifyouwereanengineeryouwouldtakepartintheexperimentofmakingShenZhouⅤFlight.WhatkindofmaterialswouldyouliketouseS1:I’dliketousesomematerialsthatarelightenoughandhardenoughsothattheflightcanbeeasilysentupintospaceanddoesn’tgetintrouble.T:HowcanwefindsuchkindofmaterialsS2:Wecandosomeexperiments.Wecan’tusenaturalmaterialsonly;weneedbothman-madeandnaturalmaterials.T:That’sright.Nowwe’llreadapassageaboutascientificexperiment.Pleaseturntopage
44.We’llgothroughPassageA.Whenwearedoingathingweshoulddoitinanorderlyway.It’sespeciallytruewithascientificexperiment.Nowlet’sseethefourwordsinthetable:conclusionaimresultandmethod.Thefourwordsareabouttheordersorstagesofascientificexperiment.Wemustknowthesetwowords:resultandmethod.WhatarethemeaningsoftheothertwowordsS3:“Aim”shouldbeaboutwhattheexperimentisfor.For“conclusion”Ihavenoidea.T:Right.“Aim”meanspurposeorobject.Forexamplehehasonlyoneaiminlifethatistobeamillionaire.Andfor“conclusion”let’sseeanexamplefirstwhenyouhaveworkedonamathsproblemforalongtimebutyoustillcan’tworkitout.Soyoumaymakeaconclusionthattheproblemiswrong.Here“theproblemiswrong”isyourconclusion.DoyouunderstandSs:Yeah!T:Nowwhocangiveussomeotherexamplestoshowthemeaningof“aim”S4:Manypeopleaimtobeamillionaire.ButIthinktoservepeopleisthehighestaim.T:WhatisthecorrectorderofstagestodoanexperimentSs:Itshouldbeaimmethodresultandconclusion.T:That’sright.Withoutaimwedon’tknowwheretogo;withoutmethodwedon’tknowhowtodothingswell;withoutresultwe’lldrawablankorgainnothing;withoutconclusionwe’llfindwhatwe’vedoneisworthnothing.Task2:Activity2AskthestudentstoscanPassageAandfindthebesttitleforthepassage.T:PleaselookatActivity
2.WhatyoushoulddoistoscanPassageAanddecidewhichisthebesttitleforthepassage.Givethestudentssometimetodothejobandthenchecktheanswer.T:Wellwhat’sthebesttitleforthepassageS4:TheReactionofMetals.T:WhyS4:Thewriterbeginsthepassagebyintroducingthedifferentusesofdifferentmetals.Butfortherestpartofthepassageincludingthetablehe/shemainlydescribesseveralmetals’reactionwithdifferentsubstances.T:Whatagoodreasonitis!Nowlet’slookatActivity
3.Task3:Activity3Askthestudentstoreadandanswerthequestionsbelowthepassage.Givethemsometimetodothejob.Afterthatchecktheanswerswiththewholeclass.StepⅣReadingPassageB:P45Inthispartthestudentswillreadthepassageandthenfillinthetablebelowthepassage.TherearethreeTasksinthispart.Thefirstoneistoaskthestudentstofindthestructureofthepassageandfinishthetable.ThesecondoneistodealwithActivity
5.ThethirdoneistofinishActivity
6.Task1:StructureofthepassageT:Nowwe’llcontinuetoreadPassageB.ThetitleofitisASimpleScientificExperiment.Fromthepassagewecanseehowtheexperimentisdone.WhatisthestructureofadescriptionofexperimentWhocanetotheblackboardtowritedownthestructureS:Letmetry.Astudentestotheblackboardandwritesdownthestructure.ASimpleScientificExperiment:Introduction→Aim→Apparatus→Method→Result→ConclusionT:OK.Weshouldnoticethatthereare3differentreactionswhicharerespectivelydescribedwithmethodresultandconclusion.Nowpleasereadthepassageandthenfillinthetable.Letthestudentsdothejobandthenchecktheanswerswiththewholeclass.T:WellwhatisordinarywateraccordingtotheexperimentS6:Ithinkordinarywaterheremeansthewaterthathasnotbeenboiledandhasairinit.T:Right.Wealsocallordinarywater“rawwater”.Nowwhat’s“Bunsenburner”Weoftenfinditinlabs.Nowturntopage46andfindthepictureofBunsenburner.Task2:Activity5T:Nowpleaseturntopage
46.LookatActivity
5.ReadPassageBagain.pletethesentences.Afterthestudentsfinishthesentencesasksomeofthemtoreadoutthepletesentencesandchecktheanswerswiththewholeclass.Task3:Activity6Thispartisaboutvocabularystudy.Letthestudentsreadaftertheteacherandthenworkinpairstofindthemeaningsofthenewwords.Explanationsofsomewords:React:haveeffectonofonesubstanceappliedtoanotherSteam:gasfromboilingwaterOil:liquidwhichdoesnotmixwithwaterobtainedfromanimalsplantsorfoundinrockunder-groundBoil:ofwaterorotherliquidreachthetemperatureatwhichchangetogasoccursScientific:offorconnectedwithusedinscienceExperiment:testcarriedoutcarefullyinordertostudywhathappensandgainnewknowledgeFloat:beheldupinairgasoronthesurfaceofliquid;movewithliquidorairForm:giveshapeorformto;makeproduceDissolve:ofaliquidsoakintoasolidsothatthesoliditselfbeesliquidStepⅤLanguagePointsAskthestudentstotranslatethefollowingsentencesandgetfamiliarwiththesentencestructures.Showthefollowingsentencesonthescreen.
1.Itishardtothinkofaworldwithoutmetals.
2.Itisimportanttoknowhowtheyreactwithdifferentsubstancesforexamplewaterandoxygen.
3.Thismakessurethereisnoairinthewater.T:Beforewefinishthisclasslet’slookatthescreen.Therearethreesentencesonit.CanyoutranslatethemintoChineseLetthestudentstranslatethesentencesintoChinese.T:OK.Infactthesesentencesinvolvetwosentencestructures.Oneis:itis+adj.+todosomething.Theotherisanobjectclause.Nowlet’slookatmoresentencestogetfamiliarwiththetwosentencestructures.Writedownthestructuresontheblackboardandthenshowthestudentsmoresentencesonthescreen:
1.It’sharddifficulttosaywhichisbetter.
2.It’sfoolishsillytoactlikethat.
3.It’seasytolearnaforeignlanguage.
4.It’simpossibletofinishthejobinoneday.
5.It’swrongtosteal.
6.Ionlycametomakesurethateverythingwasallright.
7.Fathermakessurethatallthelightsareoffbeforehegoestobed.
8.Makecertainthatyourfactsareright.
9.Wemustmakecertainthatshecane.Letthestudentstranslatethesentences.Iftheyhaveanydifficultygivethemsomehelp.StepⅥHomeworkT:Todaywehavelearnedsomenewwordsandtwopassagesaboutscientificexperiment.AfterclasspleasedoExercises67and8onpages
9293.Theseexercisescanhelpusrememberthenewwordsandexpressionsaboutscientificexperiment.OKthat’sallfortoday.Seeyounexttime.Ss:Seeyou.。