Afewpointstopayattentiontoinmiddleschool•Thedefinitionandfunctionof•Theguidewordoftime•Thetenseoftimeadvisoryclauses•Notesontimeadvisory•PracticeandAnalysisofTimeDefinitionAdverbialclausesoftime:Adverbialclausesoftimeareclausesusedtodescribethetimeorsequenceofactions,usuallyguidedbyconjunctionssuchaswhen,before,after,since,etc.Thepositionoftimeadverbialclausesinasentence:Timeadverbialclausescanbeplacedbeforeorafterthemainsentence,butusuallyafterthemainsentencetomaintainclearandfluentsentencestructure.Thetenseoftimeadverbialclauses:Thetenseoftimeadverbialclausesisusuallyconsistentwiththetenseofthemainclause,butsometimesdifferenttensescanbeusedaccordingtothecontextandexpressionneeds.EffectDescribethetimewhentheactionoccurredEmphasizetheorderofactionsEnrichingtheexpressionofsentencesUsing"when""When"isoftenusedtointroduceatimeadvisoryclausethatexpressesanactionthatoccursatthesametimeasthemainclauseactionItcanbeusedwithbothpastandfuturetensions,dependingonthecontext"When"isalsocommonlyusedwiththepresenttensetodescribeahabitualorrepeatedactionTheusageof"while""While"isusedtoexpressanactionthatoccursatthesametimeas,orduring,theactioninthemainclauseItisoftenusedtocontrasttwoactionsorsituations"While"canalsobeusedtoexpresscontrastorcomparison,specificallywhencomparingtwoactionsorsituationsUsageof"As"Specialguidewords:"till"and"until"SimplePresentTenseSimplePresentTenseisusedtoexpressanactionthatoccursregularlyoralwaysItisoftenusedwith"always,""never,""times,""everyday,"etcExample:"IalwaysgototheparkonSunday."PresentcontinuoustensePastcontinuoustenseThePastContinuousTenseisusedtoexpressanactionthatwasonginginthepastataspecifictimeItisformedbyusing"was"or"were"+-ingformoftheverbExample:"Iwasreadingabookwhenmyfriendcalled."SimplepasttenseThetenseofthemainandadjacentsensesshouldbeconsistentIntimeadverbialclauses,thetenseofthemainclauseandthesubordinateclauseshouldbeconsistenttoavoidgrammaticalerrors.Forexample,inthesentence"WhenIwasyoung,Iplayedsoccereveryday."themainsentenceis"Iplayedsoccereveryday."andthesubordinateVSsentenceis"WhenIwasyoung."Bothtensesareinthepasttense,sotheyarecorrect.Don'tfuseguidewordsTherearemanyguidingwordsfortimeadverbialclauses,suchaswhen,while,before,after,etc.Don'tconfusetheusageofthesewords.Forexample,thedifferencebetween"When"and"While"isthat"When"representsanactionthatoccursatacertainpointortimeperiod,while"While"representsanotheractionthatoccursduringtheongoingprocessofanaction.Therefore,whenselectingguidewords,itisnecessarytomakejudgmentsbasedonthecontext.PayattentiontothecorrectuseoftensionsIntimeadverbialclauses,theuseoftenseisveryimportant,anditisnecessarytochoosethecorrecttensebasedonthecontextandcontext.Forexample,inthesentence"Iwasreadingabookwhenmyfriendcalledme.",themainsentenceisinthepastcontinuoustenseandthesubordinatesentenceisinthepasttense,indicatingthatanotheraction(friendcalling)occurredduringanongoingaction(reading).Ifthetenseisusedimproperly,itcancausesemanticconfusionorerrors.FillintheblankexercisesPurpose01Content02Difficulty03MultiplechoiceexercisesPurposeContentDifficultyTranslationexercisesPurposeThroughtranslationexercises,studentscanfurthermastertheusageandexpressionoftimeadverbialclauses,andimprovetheirEnglishlanguageproficiency.ContentProvideChineseorEnglishtimeadverbialclausesforstudentstopracticetranslatingfromEnglishtoChineseorChinesetoEnglish.DifficultyBasedontheactualsituationofstudents,chooseappropriatetranslationmaterialstograduallyimprovetheirEnglishlanguageproficiency.THANKS感谢观看