(5.4.1)--5.4TensesinanAbstrac.ppt
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1、Tense in an Abstract摘要中的时态Whattensesshouldweuseinanabstract?Sample 1 Motivation1.During the last 10 years,use of the World-Wide-Web foreducationalpurposeshasincreaseddramatically.2.However,very little empirical research has been carried out todeterminetheeffectivenessofthisuse.Purpose3.The aim of th
2、is study was therefore to investigate theeffectivenessofusingtheWorld-Wide-WebonanEAPwritingcourse.Methods4.Twogroupsofstudentsweretaughtwritingbytwodifferentmethods:onegroupwastaughtbyateacherinatraditionalclassroom,while a second group included use of an on-lineweb-siteintheircourse.5.Thetwogroups
3、wereassessedinthesamewayafteratwelve-weekperiodofinstruction.Results6.Results of the assessment showed significant differencesbetweenthetwogroups,thegroupthatusedtheon-lineweb-siteperformingmuchbetteronallaspectsofthetest.Conclusion7.This suggests that the use of computer assisted learningprogrammes
4、foratleastsomeoftheteachingtimeavailablecanberecommendedforEAPwritingcourses.PartsTense MeaningBackgroundPresent perfect相关研究达到了水平或进行的程度Present 某一材料的优点或缺点Purpose&objectives Past/PresentThis program was designed to address.The purpose of this research is/was to identify Scope&methodsPast在过去某一时间进行的研究过程
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