牛津深圳版英语七上7.4《the world of numbers》word教案（一）

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1、Chapter4Theworldofnumbers(Intensivereading)横岗梧桐学校刘丛Teachingaims:1.Togetfurtheringlearningaboutthepassage,learnthe12phrasesinthetext.2.Knowhowtousethephrases.3.Tolearnhownumbersdevelopedwiththetimes.Teachingkeypoint:The12phrasesinthetextTeachingdifficultpoints:1.Phrase:helpsb.dosth2.Recit

2、ethepassage.Teachingprocedures:步骤目的教师活动学生活动条件/手段Step1.RevisionCheckthehomeworkandprepareforthelesson.1.Guidethestudentstousereadingskills.(Itisapassageaboutaclock.)Tellandchecktheanswersofthisreading.BlackboardStep2.Lead-in1.GetclosetotheSs2.Createaneasyatmosphere3.Leadintothelesson1.Ask

3、sswhat’sthetopicofthepassage?(Aclock)2.Showaclocktoshowweusenumberstotellthetime.Askss“Wherecanweseenumbers?”1.Answerthequestion.2.Freetalk:“Wherecanweseenumbers?”ComputerStep3.Intensivereading1.Getthefurtherlearningaboutnumbers.2.Gettheideahowancientpeoplewrotenumbersinmany1.Askstudents

4、toansweraquestion:Howmanylanguagesdoyouknow?2.A.AskstudentstoreadPara1tounderstandhowancientpeoplewrotenumbersinmanydifferentways.(showapictureofdifferentnumbers)1.Answerthequestionandthenreadtheheadlineandthentrytoreciteit.2.ReadPara1andfindancientpeoplewrotenumbersindifferentwaysbytheh

5、elpoftheComputerandtextbookShowingpicturesdifferentways.1.TraintheSs’intonation;getabetterunderstandingofthecharacter.2.EducateSstobecareful.3.EducateSs’abilityofanalysis.4.EducateSs’abilityofanalysis.5.ThecomputersareveryB.Asksstofindthesimilarofancientnumbers.2.AskastudenttoreadPara2.A

6、ndtheotherstudentstocorrecthisorherintonation.Andthenshowapicturetohelpthesstounderstandwhatthesystemofnumberstodayis.Askaquestion:What’stheimportanceoftheinventionofthezero?3.AskSstoreadPara3tosix.Ask:Howmanycalculatingmachinesarethereinthebook?[4.Analysistheabacus’sfeatures.5.Explainth

7、emodernelectroniccalculator.Focusonitsfunctions.6.Showacomputer,asktwoquestions:A.Howdopeoplethinkofthecomputer?B.Howfastcanacomputerpicture.1.Readandanswerthequestions.2.Withthehelpofthepicturesinthebook,thestudentstrytogetthesenseofthedevelopmentofcalculatingmachines.]3