教案Module5ALessoninaLab.doc

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1、Module5　ALessoninaLabPeriodOneTheGeneralIdeaofThisPeriodInthisperiod,wearegoingtolearntosaysomelargenumbersquicklyandcorrectly.Andwewilllearntousesomenewwords.TeachingAims1.Learnsomewordsandmastertheirmeaning.2.LearntosaylargenumbersinEnglish.TeachingImportantPoints1.　Trainthestudents’ab

2、ilitiesoflisteningandspeaking.2.　EnabletheSstorecognizethenumbers,fractionsandpercentages.TeachingDifficultPointHowtoimprovethestudents’speakingability.TeachingMethodsIndividualandpairwork.TeachingAidsTheblackboardTeachingProceduresStep1Lead-inT:　Hello,everyone.Nowinthisunitweareg

3、oingtolearnsomethingaboutgeneralscienceandlearnhowtoexpressthenumbers.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oxygen氧气surface表面electricity电T:　OK.PleasereadthenewwordsandfindtheChinesemeaningforeachword.(TheSsrea

4、dandlookupthewordsinthevocabularyindividually.TeachermakessuretheSsknowthenewwords.Readthewordsaftertheteacher.)Step2Choosethecorrectanswerstothequiz.(TeacheraskstheSstolookthroughActivity1andjudgewhichstatementsaretrue.TheSsreadandtickthepossiblerightsentences.)T:　Nowlistenandchecktheanswe

5、rs.T:　Nowlistenagainandcheckyouranswers.Step3PracticeT:　Putthewordsinpairsorgroupsindividually.(TheSsworkontheirown.)20Step4Practice[来源T:　Allthethingscanbedividedintothreekinds,thatis,natural,man-made,andeithernaturalorman-made.Whocangiveussomeexamples?S:Treeorflowerisnatural.Mostofthing

6、sinourclassroomareman-made.Waterorelectricitycanbeman-madeandnatural.T:Good.Nowlet’slookatthewordsontheBb,putthemingroups,andanswerthequestions.(Teachershowsthewordsonthescreen.Havetheclassrepeatthem.)Whichoftheabovearenatural?Whichareman-made?Whichcanbeboth?electricityironmetalsteelairglass

7、1.Electricity,iron,somemetalsandairarenatural.2.Steel,somemetalsandglassareman-made.3.Electricityandsomemetals(alloysforexample)canbeman-madeandoccurnaturally.Step5Vocabularyandspeaking（P42&46）1.Lookatthenumbers.(ShowthesenumbersontheBb.Askthemto