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汇报人：xxx20xx-07-14英语一般现在时详解
目录CONTENTSBasicconceptsandusageofpresenttenseingeneralConversionbetweenaffirmative,negative,andinterrogativesentencesGenerallyappliedinvariousscenariosinthepresenttense
目录CONTENTSComparativeanalysisandprecautionswithothertensesPracticeandimprovement:StrengthentheabilitytousethepresenttenseinEnglishSummary,Review,andProspectofFutureLearningDirections
01Basicconceptsandusageofpresenttenseingeneral
DefinitionThepresenttenseinEnglishreferstotheverbformthatexpressesactionsorstatesoccurringinthepresenttime.FunctionItisusedtodescribecurrentactivities,habits,generaltruths,andfutureeventsthatarecertaintohappen.DefinitionandFunctionIntroduction
NegativeandinterrogativeformsThepresenttenseusesdoordoesinnegativesentencesandquestions,e.g.,HedoesntwalkorDoeshewalk?.BaseFormThebasicformoftheverbwithoutanysuffixesorprefixes,e.g.,walk.Third-personsingular-s/-esInthethird-personsingular(he/she/it),an-sor-essuffixisaddedtothebaseform,e.g.,hewalks.VerbFormsandVariationPatterns
CommonsentencestructuresandexamplesSubject+Verb(baseformorthird-personsingularform),e.g.,Ieatanappleeveryday.AffirmativesentencesSubject+do/doesnot+Verb(baseform),e.g.,Shedoesntlikecoffee.Verb(baseform),e.g.,Openthedoor,please.NegativesentencesDo/Does+Subject+Verb(baseform),e.g.,DoyouspeakFrench?Interrogativesentencemperativesentences
02Conversionbetweenaffirmative,negative,andinterrogativesentences
Hesingsasong.Composition:Subject+Verb(baseform)+Object/ComplementShewritespoemsinherfreetime.ExamplesTheyplayfootballeverySunday.Positivesentencepositionandexamples
RulesAddnotaftertheverbbe(am/is/are)orhavetoformthenegative.RulesandExamplesofNegativeSentenceConversionForotherverbs,usedonot(dont)/doesnot(doesnt)beforethebaseformoftheverb.
ExamplesTheydontplayfootballeverySunday.Hedoesnotsingasong.(Hedoesntsingasong.)Shedoesnotwritepoemsinherfreetime.(Shedoesntwritepoemsinherfreetime.)RulesandExamplesofNegativeSentenceConversion
Theformationmethodandanswermethodofinterrogativesenten
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