高中英语 module 5 a lesson in a lab教案 外研版必修1

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1、Module5　ALessoninaLabPeriodOneTheGeneralIdeaofThisPeriodInthisperiod,wearegoingtolearntosaysomelargenumbersquicklyandcorrectly.Andwewilllearntousesomenewwords.TeachingAims1.Learnsomewordsandmastertheirmeaning.2.LearntosaylargenumbersinEnglish.TeachingImpor

2、tantPoints1.　Trainthestudents’abilitiesoflisteningandspeaking.2.　EnabletheSstorecognizethenumbers,fractionsandpercentages.TeachingDifficultPointHowtoimprovethestudents’speakingability.TeachingMethodsIndividualandpairwork.TeachingAidsTheblackboardTea

3、chingProceduresStep1Lead-inT:　Hello,everyone.Nowinthisunitwearegoingtolearnsomethingaboutgeneralscienceandlearnhowtoexpressthenumbers.Firstofall,let’slearnthenewwords.(ShowthemontheBb.)solid固体liquid液体gas气体metal金属expand膨胀contract收缩　mixture混合物substance物质oxyg

4、en氧气surface表面electricity电T:　OK.PleasereadthenewwordsandfindtheChinesemeaningforeachword.(TheSsreadandlookupthewordsinthevocabularyindividually.TeachermakessuretheSsknowthenewwords.Readthewordsaftertheteacher.)Step2Choosethecorrectanswerstothequiz.(Teacheras

5、kstheSstolookthroughActivity1andjudgewhichstatementsaretrue.TheSsreadandtickthepossiblerightsentences.)T:　Nowlistenandchecktheanswers.T:　Nowlistenagainandcheckyouranswers.Step3PracticeT:　Putthewordsinpairsorgroupsindividually.(TheSsworkontheirown.)Step4P

6、racticeT:　Allthethingscanbedividedintothreekinds,thatis,natural,man-made,andeithernaturalorman-made.Whocangiveussomeexamples?S:Treeorflowerisnatural.Mostofthingsinourclassroomareman-made.Waterorelectricitycanbeman-madeandnatural.T:Good.Nowlet’slookatthewordso

7、ntheBb,putthemingroups,andanswerthequestions.(Teachershowsthewordsonthescreen.Havetheclassrepeatthem.)Whichoftheabovearenatural?Whichareman-made?Whichcanbeboth?electricityironmetalsteelairglass1.Electricity,iron,somemetalsandairarenatural.2.Steel,somemetalsa

8、ndglassareman-made.3.Electricityandsomemetals(alloysforexample)canbeman-madeandoccurnaturally.Step5Vocabularyandspeaking（P42&46）1.Lookatthenumbers.(ShowthesenumbersontheBb.Askthemtosayth