1、Teachingprocedures:Step1RevisionHelpstudentsrevisethecommonsuffixusedtoformadjectiveslearntinUnit1usingthefollowingchartandaskstudentstogivemoreexamples.SuffixmeaningExamples-icalhavingthequalityofmedical,electrical,grammatical,practical-ablehavingtheabilityofbelievable,acceptable,reasonable,enjoyab
2、le-ouslike,fullofadventurous,dangerous,prosperous,conscious-fulcharacterizedbyjoyful,helpful,useful,mouthful,handful-lesswithoutuseless,careless,helpless,hopeless,cloudless【设计说明】复习以前所学的构词法知识,激活学生对后缀的相关记忆,以旧带新,有助于提高学习效率。Step2Lead-inAskstudentstocomparethefollowingtwogroupsofwords.Group1:house,milk,dr
3、iver,dog,paperGroup2:revision,preparation,decision,difference,arrangementAskstudentstoconsiderthefollowingquestions:whichpartofspeechiseachofthefollowingwords?whatarethesimilaritiesandthedifferencesbetweenthetwogroups?AnswersTheyareallnouns.ThewordsinGroup1refertophysicalthingsandthoseinGroup2refert
4、oideas,actionsandqualities.TellstudentsthatthenounsinGroup2arecalledabstractnouns.Askstudentstoreadthedefinitionofabstractnounsonpage46.Askstudentstothinkofmoreabstractnouns.Andshowthemthefollowingwordsasexamples:revision,direction,decision,preparation,satisfaction,argument,judgement,disappointment,
5、excitement,civilization,dependence,difference,assistance,pleasure,loyalty,cruelty,action,failure,carelessness,happiness【设计说明】通过分析、对比,引导学生自己发现抽象名词的特点,即不可为人的五官感知。随后在明确抽象名词的定义后,用实例加深学生的印象。Step3waystoformabstractnounsfromverbsandadjectivesAskstudentstocategorizethewordsontheblackboardaccordingtothesuffi
6、xes.Thenaskstudentstoseewhatwordstheyareandwhichpartofspeechtheyareifthesuffixesareremovedusingthefollowingform.NounsoriginalwordsPartofspeechrevisionreviseverb-siondecisiondecidepreparationprepare-tionsatisfactionsatisfyargumentargue-mentjudgementjudgedependencedepend-enceassistanceassistdifference
7、differpleasureplease-urefailurefailcarelessnesscarelessadjective-nesshappinesshappycivilizationcivilloyaltyloyal-tycruelty,cruelAskstudentstoreadtheinstructionsonpage46.Askthemtocomparethewordsonthescreenwiththewordsinthetables.Tellstudentsthatmostabstractnounsareuncountable,onlyafewofthemarecountab
8、le.Askthemtoreadthefollowingexamples:hopeahope;ideaanidea;situationasituation;knowledgeaknowledgeof4.Askstudentstodotheexerciseonpage46individually.developmemtpopularityconnectionimprovementspresentationachievementadmiration【设计说明】鼓励学生自己进行归纳、整理,得出动词或形容词后加后缀构成名词的规律,最后以填空练习巩固所学内容。Step4wordsrelatedtocom
9、putersAskstudentstoreadcarefullythepictureonpage47andaskstudentstoanswerthefollowingquestions:canyounamethedifferentpartsofthecomputer?canyoudescribetheirfunctions?PartFunctionfloppydiscaflatpieceofplasticforstoringinformationUSBdiscaportable,pocket-sizeddiskthatcanstorealotmoreinformationthanaflopp
10、ydiskcD-Rom/DVD-RomacDoraDVDonwhichlargeamountsofinformation,soundandpicturescanbestoredkeyboardasetofkeysfortypingprinteramachinethatputsthewordsandpicturesontopapermouseasmalldevicemovedbyhandtomovethecursoronacomputerscreenmousematasmallsquareofplasticthatisthebestkindofsurfaceonwhichtouseacomput
11、ermouseharddriveadiskthatcanstoremoreinformationthanafloppyorUSBdiskmonitor/LcDmonitorascreenthatshowsinformationfromacomputerscreen/LcDscreenapartwhereyouseethewordsandpicturesspeakerapartofthecomputerwherethesoundcomesoutAskstudentstoreadtheinstructionsandcompletetheexercisesonpage47.datafloppydis
12、kscD-RomscPUconnecte-mailsinformationweb【设计说明】通过图片,帮助学生学习电脑各部件的名称及相关作用,用缺词填空的形式进行巩固。Step5Summary(makeasummaryaboutwhathavebeenlearnedinthisperiod.【设计说明】通过小结帮助学生整理、归纳课上所学内容,提高学习效率。Step6HomeworkReviewwhatyouhavelearnedinthislesson.TrytofindoutmorewordsrelatedtocomputersandInternet.【设计说明】通过家庭作业再次巩固所学内容。同时,鼓励学生利用网络等资源了解更多有关电脑网络的词汇。
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