Middle School English Present Continuous PPTVIP免费

MiddleSchoolEnglishPresentContinuousPPT•Basicconceptsandstructureofthepresentcontinuoustense•Thepresentcontinuoustenserepresentsthetimeandstateofanaction•Thecombinationandtransformationofpresentcontinuoustensewithothertensescontents目录•Analysisandexplanationoftypicalexamplesentences•Practicequestionbankandansweranalysis•CourseSummaryandReviewcontents目录01BasicconceptsandstructureofthepresentcontinuoustenseDefinitionThePresentContinuoustense,alsoknownasthePresentProgressivetense,isaverbformusedtodescribeactionsoreventsthatarehappeningatthemomentofspeakingoraroundthattime.FunctionItisusedtoexpressactionsthatareongoing,temporary,orhappeningaroundthepresenttime.Itcanalsobeusedtoexpressfuturearrangements.DefinitionandFunctionExample:"IamstudyingEnglish."Example:"Heisnotplayingfootball."Example:"AretheywatchingTV?"Subject+tobe(am/is/are)+verb+ingNegativeform:Subject+tobe(am/is/are)+not+verb+ingInterrogativeform:Tobe(Am/Is/Are)+subject+verb+ing010203040506Compositionform•Regularverbs:Add-ingtothebaseformoftheverb.VerbvariationrulesExample:play->playingVerbsendinginasilent'e':Dropthe'e'andadd-ing.VerbvariationrulesExample:write->writingVerbsendinginaconsonant+vowel+consonant:Doublethefinalconsonantandadd-ing.VerbvariationrulesExample:run->runningVerbswithonesyllableandonevowel:Doublethevowelandadd-ing.Verbvariationrules03Examplego->going,eat->eating01Examplesit->sitting02IrregularverbsTheseverbsdonotfollowtheregularpatternandrequirememorization.Verbvariationrules02ThepresentcontinuoustenserepresentsthetimeandstateofanactionActioninprogressUsingtheverb'tobe'(am,is,are)+thepresentparticiple(-ingformoftheverb)toshowanactionishappeningnow.Examples:"IamstudyingEnglishnow.""Theyareplayingfootballatthemoment."Emphasizestheongoingnatureoftheaction,notjustasingleevent.Usedtodescribeactionsorsituationsthataretemporaryornotpermanent.Examples:"I'mlivinginLondonforthesummer.""We'rehavingapartynextweekend."Indicatesachangeablestateorsituationthatmaynotlastlong.TemporaryactionorsituationCanbeusedtotalkaboutfutureeventsthathavebeenplannedorarranged.Examples:"I'mmeetingmyfriendforlunchtomorrow.""They'recomingtovisitusnextweek."Showsafutureeventascertainordefinite,oftenwithatimeexpression.Futureplansorarrangements03ThecombinationandtransformationofpresentcontinuoustensewithothertensesEmphasizingactionshappeningnow"Iamalwaysthinkingofyou"canbeconvertedto"Youareconstantlyonmymind."Expressingfeelingsorattitudes"Sheisalwayscomplaining"canberephrasedas"Shecomplainsconstantly."Describingtemporarysituations"TheyarecurrentlylivinginParis"canbesimplifiedto"TheyliveinParisatthemoment."UsedinconjunctionwithsimplepresenttenseandconvertedCombiningandconvertingwiththepastcontinuoustense"Theywerediscussingtheprojectwhenthedeadlinewasannounced"combinespastcontinuouswithsimplepasttonarrateevents.Narratingpastevents"Iwasstudyingwhenyoucalled"emphasizestheactioninprogress.Describingactionsinprogressataspecificpasttime"Shewascookingdinnerwhenthephonerang"showsanactionthatwasinterrupted.ExpressinginterruptedactionsCombiningandConvertingwithFutureTense"Wearegoingonvacationnextmonth"canbesimplifiedto"Wewillbegoingonvacationnextmonth."Describingfuturesituations"Iammeetinghimtomorrow"canberephrasedas"Iwillbemeetinghimtomorrow."Indicatingfuturearrangements"Theyarestayingforaweek"canbeconvertedto"Theywillbestayin...