必修二（unit3 computers--period5 writing） (2)

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1、Period5WritingTheGeneralIdeaofThisPeriod：ThisperiodincludesspeakingandwritingonPage22andwritingonPage23.ThepurposeistoencouragetheSstothinkandtalkcreativelyaboutcomputersandandroids，expresstheirownopinionsusingwordsandexpressionsconcerningcomputersandandroids，and

2、organizetheirideasintoacomposition.TeachingAims：1.Enablethestudentstolearnhowtowriteareportabouttheirchoice.2.Enablethestudentstolearnthewritingwayofexpressingideasandgivingreasonstosupporttheideas.TeachingImportantandDifficultPoint：Howtomakeadecisionaboutwhichki

3、ndofcomputertobuyandexplainwhy.TeachingMethods：1.Task-basedlearning.2.Cooperativelearning.TeachingAids：Aprojectorandmultimedia.TeachingProcedures：Step1Speakingandwriting（Page22）T：Class，supposeyouandyourpartnerhavebeenaskedtohelpchoosecomputersforyourschool.Youhav

4、elookedatseveralcomputers.Talkaboutthespecialthingseachcomputerhas.Makeadecisionaboutwhichkindofcomputertobuyandexplainwhy.AndthenyouaregoingtowriteareportaboutyourchoiceThereisalistofthingsyourcomputercouldhave.AfastPCthemonitorissmallerImproveddiscstorageusedre

5、cycledmaterialsInternetaflatscreenStudentstalkaboutthespecialthingseachcomputercando.T：Somuchforthetalking.Andnowyouwillbegivenfiveminutestowriteareportaboutyourchoice.Afterthatsomeofyouwillbeaskedtopresentyourreporttotheclass.Inyourwritingtrytousethepresentperfe

6、ctpassiveinyourreport.Youmaybeginyourreportlikethis：Welookedatmanydifferentcomputers.TheonewehavechosenisthePEPpersonalcomputer.Oneofthemainreasonsisthatitissuitableforschools.Wefoundoutthat...Fiveminuteslater，severalstudentsbegintopresenttheirreportstotheclass，a

7、ndtheteacherwillshowtwoorthreereportsusingtheprojectortofindoutandcorrectthepossiblemistakeswiththeclass.PossibleversionWelookedatmanydifferentcomputers.TheonewehavechosenisthePEPpersonalcomputer.Oneofthemainreasonsisthatitissuitableforschools.Wefoundoutthatitloo

8、kednotonlycutebutalsoadvanced.First，ithasaflatscreenwhichmakesthecomputerprettyattractive.ButthesecondandthemostimportantaspectaboutthePEPisthatithasundergonea