高中英语 Module 5 A Lesson in a Lab教案 外研版必修1.doc

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

2、　Trainthestudents’abilitiesoflisteningandspeaking.2.　EnabletheSstorecognizethenumbers,fractionsandpercentages.TeachingDifficultPointHowtoimprovethestudents’speakingability.TeachingMethodsIndividualandpairwork.TeachingAidsTheblackboardTeachingProceduresStep1Lead-i

3、n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oxygen氧气surface表面electricity电T:　OK.Pleaser

4、eadthenewwordsandfindtheChinesemeaningforeachword.(TheSsreadandlookupthewordsinthevocabularyindividually.TeachermakessuretheSsknowthenewwords.Readthewordsaftertheteacher.)Step2Choosethecorrectanswerstothequiz.(TeacheraskstheSstolookthroughActivity1andjudgewhichstatements

5、aretrue.TheSsreadandtickthepossiblerightsentences.)T:　Nowlistenandchecktheanswers.T:　Nowlistenagainandcheckyouranswers.Step3PracticeT:　Putthewordsinpairsorgroupsindividually.(TheSsworkontheirown.)Step4PracticeT:　Allthethingscanbedividedintothreekinds,thatis,natural,m

6、an-made,andeithernaturalorman-made.Whocangiveussomeexamples?S:Treeorflowerisnatural.Mostofthingsinourclassroomareman-made.Waterorelectricitycanbeman-madeandnatural.T:Good.Nowlet’slookatthewordsontheBb,putthemingroups,andanswerthequestions.(Teachershowsthewordsonthescreen.

7、Havetheclassrepeatthem.)Whichoftheabovearenatural?Whichareman-made?Whichcanbeboth?electricityironmetalsteelairglass1.Electricity,iron,somemetalsandairarenatural.2.Steel,somemetalsandglassareman-made.3.Electricityandsomemetals(alloysforexample)canbeman-madeandoccurnatura

8、lly.Step5Vocabularyandspeaking（P42&46）1.Lookatthenumbers.(ShowthesenumbersontheBb.Askthemtosayth