九年级英语全册 unit 10 when was it invented？the third period教案 人教新目标版

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1、Unit10Whenwasitinvented？TheThirdPeriodⅠ．TeachingAimsandDemands1．KnowledgeObjects(1)KeyVocabularybulb,lightbulb,microwave,oven,microwaveoven,island(2)TargetLanguageWhatisthemicrowaveovenusedfor?Itisusedforcooking.2．AbilityObjectsTrainthestudents'writingands

2、peakingskillswiththetargetlanguage.3．MoralObjectsIfyouarealoneonatinyisland,whatinventionswouldyouliketohaveontheislandwithyou?Ⅱ．TeachingKeyPoints1．Talkaboutthehelpfulinventionsandannoyinginventions.2．Guidethestudentstodiscusstheiropinionsontheinventions.Ⅲ

3、．TeachingDifficultPoints1．Discusstheopinionsontheinventions.2．Usethetargetlanguagetodescribetheinventions.Ⅳ．TeachingMethods1．Pairwork2．GroupworkⅤ．TeachingAidsSomepicturesofthehelpfulinventionsandannoyinginventions.Ⅵ．TeachingProceduresStepⅠRevision1．Reviset

4、hethreeinventionstalkedlastclass.Askaboutthenamesofthethreeinventions.Helpthestudentsanswer:shoeswithadjustableheelsbattery-operatedsneakersheatedicecreamscoopThenaskthetwoquestionsbelowoneachinvention:a.Whowasitinventedby?b.Whatisitusedfor?2．Revisethetarg

5、etlanguagewiththePassiveVoiceinGrammarFocusbyaskingseveralonestoreadthesentences.3．Checkthehomework.Dictatethewordsbelow:bulb,lightbulb,microwaveoven,islandStepⅡ3aThisactivityprovidespracticewithlistening,speaking,readingandwritingusingthetargetlanguage.Ca

6、llthestudents'attentiontothethreepicturesofthreeinventions.Teachthemtoreadthenamesoftheinventions.Doitlikethis:T:Lookatthefirstpicture,please.Wecanseethenameunderthepicture.Nowreadafterme,alarmclock.Ss:Alarmclock.Dothesamewithlightbulbandmicrowaveoven.Then

7、readtheinstructionstothestudents.Explainhelpfulinventionsandannoyinginventionstothestudentslikethis,showingapictureofavacuumcleaner,Avacuumcleanerishelpful.Thenshowapictureofatrucktotheclass.Averyloudtruckisannoying.Thenletthestudentslookatthethreepictures

8、inthetextbook.Askthesequestionsoneachinvention:1．Isthisinventionusefulorannoying?2．Whatisitusedfor?Thenaskthewholeclassaskandanswerthetwoquestionsaboveinpairs.Readtheinstructionstothestudentsagain.Pointtothec