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高中英语:Module5 A lesson in a lab-reading&vocabulary教案(外研版必修1)VIP免费

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Module5ALessoninaLab-ReadingandVocabulary教案TeachingAims:1.KnowledgeandSkilla.Todevelopspeakingabilitybypracticingsayingthenumbers,especiallythefractions..b.Tolearnaboutsomevocabularyandknowledgerelatedtoscienceandexperiments.c.Todevelopwritingabilitybypracticingwritingoutthedescriptionofthescientificexperimentaccordingtowhattheyhear..2.EmotionandValuesa.Toraisestudents’interestsinscienceandformtherigorousscientificattitude.3.Character-building:a.Tomakethemunderstandtheimportanceofscientificknowledge.b.Arousetheirinterestoflearningsothattheycanformtheirowngoalsofstudy.DifficultiesandImportance:a.Tomakethestudentsunderstandandgraspthevocabularyandknowledgerelatedtoscienceandexperimentsb.Toenablethestudentstoknowhowtousethedegreesofcomparisoncorrectly.c.EnabletheSstorecognizethenumbers,fractionsandpercentages.TeachingMethod:a.Task-basedmethodologyb.CommunicativeApproachTeachingProcedures:Period2TeachingContentReadingandVocabularyPassageAStep1WarmingupShowSsthepictureofalab,andthenaskthemtoanswerthefollowingquestions.1.Areyouinterestedindoingscientificexperiments?用心爱心专心2.Supposeyouwanttodoachemicalexperimentaboutsomemetals,doyouthinkitisnecessarytoknowabouthowtheyreactwithothersubstances?3.Inordertocarryoutanexperimentsuccessfully,whatshouldyouprepareforit?Step2Pre-readingShowSssomepicturesofmetal,andthenaskthemwhatisitandwhatcanitbeusedfor?⑴potassium⑵sodium⑶calcium⑷magnesium⑸aluminium⑹zinc⑺iron⑻copperStep3DetailreadingAskthestudentstoreadpassageAandanswerthefollowingquestions.1.Whichofthemetalsinthetablereactsthemostwithoxygenandwater?2.Whathappenswhenyouheatcalciuminoxygen?2.Whichmetalsreactwithsteam?3.Doesironhaveasloworfastreactionwithsteam?4.Doescopperreactwithwater?Suggestedanswers:1.Potassium,calciumandsodium.2.Itburnstoformanoxide.3.Magnesium,aluminiumandzine.4.Ithasaslowreaction5.No,itdoesn’t.Step4Post-readingReadthepassageagainandchoosethebesttitleforit.A.thedifferentusesofmetalsB.thereactionofmetals用心爱心专心C.thereactionsofmetalswithoxygenSuggestedanswers:BPassageBStep1Pre-readingPutthewordsinthecorrectordertodescribethestagesofascientificexperiment.ConclusionaimresultmethodStep2DetailreadingReadthepassagecarefullyandanswerthefollowingquestions.1.Canyouguessthemeaningoftheword“apparatus”throughthecontext?2.Haveyouknownalloftheapparatusesofthisexperiment?3.Inthesecondpartoftheexperiment,whymustyouboilthewater?4.Whydoyouaddsomeoiltothewater?5.What’stheaimoftheexperiment?6.Whatequipmentdoweneedinordertodotheexperiment?7.Howlongdoesittaketoseewhetherironrustsinthethreecases?8.Howcanwetaketheairoutofwater?9.Howcanoilpreventairenteringwater?Step3PostReadingReadthepassageagaintofurtherunderstandit.Thenworkinpairstofillintheblanksonpage45.Step4keypoints【词条1】expand,contract【课文原句】Whenyouheatametal,itexpands.Whenyouheatametal,itcontracts.【点拨】expand和contract是一对反义词。expand在本句中的意思是“在面积上扩张、膨胀”,contract则表示“(使)缩小,缩短”。再如:Aballoonexpandswhenitisblownup.“Iwill”canbecontractedto“I’ll”.【词条2】react【课文原句】Whenweusemetals,itisimportanttoknowhowtheyreactwithdifferentsubstances…【点拨】react在本句中的意思是“(化学)反应”。reactwithsth表示“与……起化学反应”。如:Ironreactswithwaterandairtoproductrust.【拓展】(1)react还有“作出反应;回应;反对;反抗”的意思。如:用心爱心专心Theriseofoilcost...

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高中英语:Module5 A lesson in a lab-reading&vocabulary教案(外研版必修1)

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