小學(xué)英語(yǔ)過去時(shí)課件

ElementaryschoolEnglishpasttensecoursewareIntroductionThebasicconceptsofthepasttenseTheformofthepasttenseExamplesofusageofthepasttensePracticeandconsolidationSummaryandReview目錄01IntroductionThiscoursewareisdesignedtohelpelementaryschoolstudentsunderstandandmasterthepasttenseinEnglishItprovidesavarietyofinteractiveandengagingactivitiestomakelearningmoreenjoyableandeffectiveThecoursewarecoversthemostcommonpasttenseforms,includingregularandirregularverbs,aswellasthepastparticleItalsoincludesexamplesofreallifesituationswherethepasttenseisused,helpingstudentsunderstanditspracticalapplicationCourseIntroduction輸入標(biāo)題02010403LearningobjectivesStudentswillbeabletoidentifyandreconcileregularandirregularverbsinthepasttenseTheywilldeveloptheirreading,writing,speaking,andlisteningskillsthroughpracticeandapplicationofthepasttenseStudentswillunderstandthedifferencebetweenthepresentperfectandthesimplepasttense,andwhentouseeachoneTheywilllearntousethepasttenseindifferentcontexts,suchasnarratives,stories,andsimpleconversations02ThebasicconceptsofthepasttenseThepasttenseisatensethatrepresentsanactionorstatethatoccurredinthepast,usuallyexpressedbyadding-edor-dafteraverb.DefinitionIwalkedtotheparkyesterday(Iwalkedtotheparkyesterday.)ExampleDefinitionThepasttenseiscommonlyusedtodescribethingsthathappenedinthepast,asopposedtothepresentandfuturetenses.Shestudiedfortheexamlastnight(Shestudiedfortheexamlastnight.)UsageExampleUsageAttention:Whenusingthepasttense,itisnecessarytopayattentiontotheconsistencyoftense,thatis,thetenseoftheentiresentenceshouldbeconsistentwiththetenseofthemainsentence.MattersneedingattentionExample:WhenIwasyoung,Ioftenplayedinthepark(WhenIwasyoung,Ioftenplayedinthepark.)MattersneedingattentionInaddition,thefollowingpointsneedtobenoted:Verbconjugation:Verbsneedtobeconjugatedindifferentpeopleandtenses.Inthepasttense,verbsneedtoendwith-edor-d.Adverbialsoftime:Whenusingthepasttense,theyneedtobecombinedwithtimeadverbssuchasyesterday,lastnight,etc.toindicatethetimewhensomethinghappened.Wordorder:Ininterrogativeandnegativesentences,itisnecessarytoadjustthewordorder,suchas"Didyoueatbreakfastthismorning?"and"Ididn'teatbreakfastthismorning."Mattersneedingattention03TheformofthepasttenseTheregularpasttenseformofverbsisformedbyadding"ed"totheendofthepresenttenseform.Forexample,"run"benefits"ran","write"benefits"write"Someregularverbsmayhaveadifferentpasttenseform,suchas"go"benefits"wet","do"benefits"did"TheseexceptionsneedtobememorizedThepasttenseformofregularverbsIrregularverbshaveadifferentpasttenseformfromtheregular"ed"form.Theseformsusuallyneedtobememorized,suchas"am/is"benefits"was","have/as"benefits"had"Someirregularverbshaveacompletelydifferentpasttenseform,suchas"go"benefits"wet","do"benefits"did"TheseformsalsoneedtobememorizedThepasttenseformofirregularverbsEffectivesensesinthepasttenseusethepasttenseformoftheverb,suchas"Iwalkedtoschoolyesterday."Negativeintentionsinthepasttenseusethepasttenseformoftheverbandthenegativeword"didn't",soas"Ididn'twalktoschoolyesterday."Thesubjectandthenegativewordaremanuallycontractedtogether,soas"didn'tI."Theformsofaffirmativeandnegativeintentionsinthepasttense04ExamplesofusageofthepasttenseHewalkedtotheparkyesterdaySimplepasttenseShestudiedfortheexamlastnightSimplepasttenseTheyplayedsoccerafterschoolSimplepasttenseIvisitedmygrandparentslastsummerSimplepasttenseExamplesusedinthesimplepasttenseShewasrunningwhenthephonerangPastcontinuoustenseHewaseatingpizzawhilewatchingTVPastcontinuoustenseTheywereplayinginthesandboxwhenitstartedtorainPastcontinuoustenseIwaswritingaletterwhenmyfriendcalledLastcontinuoustenseExamplesusedinthepastcontinuoustenseBythetimehefinishedhishome,hisbrotherhadalreadygonetobedPastperfecttensePastperfecttensePastperfecttenseLastperfecttenseBeforesheleftforventilation,shehadcleanedthehouseAftertheyhavefinishedtheirwork,theywentoutfordinnerWhenIhavefinishedmyproject,IlookalongbreakExamplesusedinthepastperfecttense05PracticeandconsolidationMultiplechoiceexercisestohelpstudentsunderstandandmasterthepasttenseinEnglishcanhelpconsolidatetheirunderstandingandapplicationofthepasttense.MultiplechoiceexercisesprovidestudentswithavarietyofquestionsthatrequirethemtochoosethecorrectpasttenseformofaverboridentifythecorrectpasttenseusageinasentenceTheseexercisesaredesignedtoteststudents'comprehensionandresourcethemtoapplytheirknowledgeofthepasttensecorrectlyMultiplechoiceexercisesThefillintheblankexerciserequiresstudentstofillinthemissingpasttenseverbsorphrasesinsentences,whichhelpsimprovetheirgrammarandvocabularyapplicationabilities.Fillintheblankexercisespresentsentenceswithmissingpasttenseverbsorphrases,andstudentsmustchoosethecorrectformtocompletethesentenceTheseexercisesresourcestudentstoanalyzesensestructureandapplytheirknowledgeofpasttenseformscorrectly,enhancingtheirgrammarandvocabularyskillsFillintheblankexercisesTranslationexercisesrequirestudentstotranslatesentencesorparagraphsfromChinesetoEnglish,orfromEnglishtoChinese,whichhelpscultivatestudents'languageconversionandexpressionabilities.TranslationexercisesrequirestudentstotranslatesentencesorparagraphsfromChineseintoEnglishandviceverseTheseexercisespromotestudents'languageproficiencyandenhancetheirabilitytoexpressideasclearlyinEnglish,developingtheirlanguageskillsfurtherTranslationexercises06SummaryandReviewImportanceoflearningEnglishpasttenseThepasttenseisaclinicalgraphicalforminEnglish,asitisusedtoexpressactionsoreventsthatoccurredinthepastItisessentialforeffectivecommunicationandunderstandingofEnglishlanguagetextsMainpointscoveredThislessfocusedontheregularandirregularpasttenseformsofEnglishverbsItalsoemphasizestheuseofauxiliaryverbswiththepastparticleformKeyvocabularyandexpressionsSomeofthekeyvocabularyandexpressionscoveredinthislessincludeswordslike"yesterday,""lastweek,""ago,"andthepastparticleformsofcommonEnglishverbsKeyreviewofthislessLearningsuggestionsandperspectivesPracticemakesperfect:Itisessentialtopracticeusingthepasttenseindifferentcontextstoimprovefluencyandaccuracy