初中英语现在进行时课件.pptx
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1、MiddleSchoolEnglishPresentContinuousTenseCouThedefinitionandstructureofthepresentcontinuoustenseThebasicusageofthepresentcontinuoustenseThenegativeandantagonisticformsofthepresentcontinuoustense目录ThedifferencebetweenpresentcontinuoustenseandpresentsimpletenseSpecialusageofpresentcontinuoustensePract
2、iceandconsolidationofthepresentcontinuoustense目录01ThedefinitionandstructureofthepresentcontinuoustenseClearlyarticulateSummaryFirstly,weneedtoclarifywhatthepresentcontinuoustenseis.Simplyput,thisisatensethatdescribesanactionorstatethatishappening.Itemphasizesthecontinuityofactionsandimpliesthatactio
3、nswillcontinueatafuturepointintime.DetaileddescriptionDefinitionSummaryDetailedexplanationDetaileddescriptionThestructureofthepresentcontinuoustenseconsistsofabeverb(am/is/are)+thepresentparticipleformoftheverb.Thepresentparticipleformofverbsisformedbyadding-ingaftertheverb.Forexample,Iamwritingmean
4、sIamwriting.Structure02ThebasicusageofthepresentcontinuoustenseUsedtoexpressanactionthatistemporarilysuspendedorinterruptedExample:Iamstudyingfortheexam.DescribesanactionthatiscurrentlyhappeningorhasbeenhappeningintherecentpastIndicatorsanongoiactionExpressionstheactionthatiscurrentlyinprogressUsedt
5、odescribethecurrentstateofaffairsorthecurrentsituationExample:Themovieisstartinginfiveminutes.IndicatorsoftheactionscurrentlyinprogressExpressionsanactionthatisabouttohappeninthenearfutureUsedtoexpressatemporarystateorconditionthatwillendsoonExample:WeareflyingtoNewYorknextweek.Indicatorsanupcominga
6、ction03ThenegativeandantagonisticformsofthepresentcontinuoustenseTheformationofthenegativeformaddingnotbetweentheauxiliaryverbbeandthepresentparticiple,forexample,IamnotstudyingmeansIamnotstudying.Theusageofnegativeformusedtodescribeactionsthathavenotoccurredorhavenotbeentaken,forexample,Iamnotgoing
7、tothepartymeansIamnotgoingtotheparty.DistinguishingfromothertensesUnlikethepresenttense,thenegativeformofthepresentcontinuoustenseemphasizestheabsenceorabsenceofaction.NegativeformInterrogtiveformUnlikethepresenttense,theinterrogativeformofthepresentcontinuoustenseemphasizesquestioningtheongoingacti
8、on.DistinctionfromothertensesAdvancetheauxiliaryverbbeandpresentparticiple,forexample,Areyoustudying?meansAreyoustudying?.TheformationofinterrogativeformUsedtoaskaboutongoingactions,suchasIsshesinging?indicatingIsshesinging?.Usageofquestioningform04Thedifferencebetweenpresentcontinuoustenseandpresen
9、tsimpletenseThedifferencebetweentimeadaptersTimeadssuchasnow,today,thisweekcanbeusedwiththepresentcontinuoustense,butnotwiththepresentsimpletenseThepresentcontinuoustensecanexpressanactionthatisongingatthemomentofspeaking,whilethepresentsimpletensecannotThepresentcontinuoustenseisusedtoexpressanacti
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