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外研版高中英语必修1Module5 A Lesson IN a LabVIP免费

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Module5ALessonINaLabTeachingAims:KnowledgeandSkillTodevelopspeakingabilitybypracticingsayingthenumbers,especiallythefractions..Tolearnaboutsomevocabularyandknowledgerelatedtoscienceandexperiments.Todevelopwritingabilitybypracticingwritingoutthedescriptionofthescientificexperimentaccordingtowhattheyhear..2.EmotionandValuesToraisestudents’interestsinscienceandformtherigorousscientificattitude.3.Character-building:Tomakethemunderstandtheimportanceofscientificknowledge.Arousetheirinterestoflearningsothattheycanformtheirowngoalsofstudy.DifficultiesandImportance:TomakethestudentsunderstandandgraspthevocabularyandknowledgerelatedtoscienceandexperimentsToenablethestudentstoknowhowtousethedegreesofcomparisoncorrectly.EnabletheSstorecognizethenumbers,fractionsandpercentages.TeachingMethod:Task-basedmethodologyCommunicativeApproachTeachingProcedures:Period1TeachingContent:VocabularyandListeningVocabularyandspeakingStep1Introduction:askthestudentstofinishthequizaboutgeneralsciencetoarousetheirinterestinscience.a.Askthestudentstogothroughthefollowingthequizandmaketheirchoiceontheirown.用心爱心专心115号编辑Quiz:Howmuchdoyouknowaboutgeneralscience?1.Waterexists__________(a)asasolid,aliquidandagas(b)asasolidandaliquidonly2.Whenyouheatametal,itwill___________(a)expand(b)contract3.Steelismixtureof_____________.(a)ironandothersubstances.(b)ironandoxygen4._______________oftheearth’ssurfaceiswater.(a)Two-thirds(b)50%5.Thedistanceofthesunfromtheearthis______________kilometers.(a)25,500(b)150,500,5006.Theearthis4.6______________yearsold.(a)million(b)billion7.Theearthis______________themoon(a)twiceaslargeas(b)forty-ninetimeslargerthanb.Putthestudentsinpairstocomparetheiranswersandcallbacktheanswersfromtheclass.c.Listentothetapeabouttheabovequizandchecktheiranswers.Suggestedanswers:1.a;2.a;3.a4.a;5.b;6.b;7.b.Step2Putthefollowingwordsinpairsorgroups.aircontactearthgasliquidoxygenmoonsolidsunexpandSuggestedanswers:air-oxygencontract-expandair-gas-oxygenearth-sun-moongas-liquid-solidStep3Competition.a.Dividethewholeclassintotwobiggroups.Showthemsomecardswithwords.Askwhichisnatural,man-madeorboth?electricityironmetalsteelairglassb.AsktheSstospeakoutasmanyexamplesaspossibleandwritedown用心爱心专心115号编辑thewordsinthetableontheblackboardasfollows:NaturalMan-madeEithernaturalorman-madeStep4Numbersa.Showthenumbersonthescreen.Askthemtosaythenumbers.TheEnglishexpressionwillbegivenwhenastudentmakestheanswer.72seventy-two672sixhundredandseventy-two3,672threethousand,sixhundredandseventy-two53,672fiftythreethousand,sixhundredandseventy-two953,672ninehundredandfiftythreethousand,sixhundredandseventy-two6,953,672sixmillion,ninehundredandfiftythreethousand,sixhundredandseventy-twob.PracticeLookatthesebignumbersandsaytheminEnglishquickly.55,555655,5557,777,56734,633,674983,555,5003,346,555,300Step5FractionsTheteacherpointatthefractionsandsaytheminEnglish.AtthesametimetheteacherhavetheSsrepeatthemafterhimorher.1/4aquarter1/3athird4/5four-fifths1/10one-tenth3/4three-quarters1/2ahalf2/3two-thirdsPracticeLookatthesefractionsandsaytheminEnglishloudly.用心爱心专心115号编辑2/55/89/103/85/6Step6Percentagea.Introducetheconceptofpercentageatfirst,andthentheteacherwritedownsomepercentagesontheblackboardandreadthemoutinEnglish.35%→thirty-fivepercent(or:35percent);50%→50percentb.HavetheSspracticereadingaloudthefollowi...

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外研版高中英语必修1Module5 A Lesson IN a Lab

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