ThePresentTensesPresentSimplePresentSimpleUsedtosaywhatsomeoneusuallydoesIalwaysstudyEnglishonTuesday
PresentProgressive/ContinuousPresentProgressiveUsedtosaywhatsomeoneisdoingnowIamstudyingEnglishnowPresentPerfectSimplePresentPerfectSimpleUsedtoshowunfinishedtimeIhavestudiedEnglishtwicethisweek
PresentPerfectProgressive/ContinuousPresentPerfectProgressiveUsedtosayhowlongsomeonehasbeendoingsomething
IhavebeenstudyingEnglishfor2years
IhavebeenstudyingEnglishsince1997
ThePastTensesSimplePastSimplePastUsedtoshowacompletedactionIstudiedEnglishlastSaturday
PastProgressive/ContinuousPastProgressiveOftenusedtosaywhensomethingwasbeingdoneorwhatwashappeningwhensomethingelsehappenedIwasstudyingEnglishlastMondaywhenmyfriendrang
IwasstudyingEnglishat5pmlastMonday
PastPerfectSimplePastPerfectSimpl