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Present PerfectVerb To SeeAFFIRMATIVEI have seenYou have seenHe/ she/ it has seenWe have seenYou have seenThey have seenI sawYou sawHe/ she/ it sawWe sawYou sawThey sawPast Simplesubject Have/ has Past participleSubject Past Simple - list
Present PerfectVerb To SeeNEGATIVEI haven’t seenYou haven’t seenHe/ she/ it hasn’t seenWe haven’t seenYou haven’t seenThey haven’t seenI didn’t seeYou didn’t seeHe/ she/ it didn’t seeWe didn’t seeYou didn’t seeThey didn’t seePast Simplesubject Have/ has +not Past participle Subject Didn’t Infinitive
Present PerfectVerb To SeeINTERROGATIVEhave I seenhave you seenhas He/ she/ it seenhave We seenhave you seenhave they seenDid I seeDid You seeDid He/ she/ it seeDid We seeDid You seeDid They seePast SimpleHave/ has subject Past participle Did Subject Infinitive
We don’t sayexactly whenthe actionhappened.Present PerfectWe say exactlywhen theactionhappened.Past simple
PRESENT PERFECT• I have been to Londonbut I haven’t been toOxford.(past experience)• I’ve cut my finger.(recent past action)• They have been marriedfor 20 years.(unfinished states)PAST SIMPLE• I was in London lastsummer.(on one specific ocasion)• I cut my finger last night.(I say when)• He was married to Jane3 years.(he is not married now)
With the presentperfect, we talkabout the presentresults or theeffects of the pastactions.Present Perfect Past simpleWith the pastsimple, we talkabout whathappened in thepast.
Present PerfectEverNeverJustAlreadyYetSinceForWhen we ask or talk about past experiences. They gobefore the main verb.Have you ever been to Italy?/I’ve never been to Italy.Just and already go before the main verb in+ sentences, yet goes at the ende of-sentences and ?With a point of time: since 2004With a period of time: for two weeks
Past simpleYesterdayLast week/month/year/lesson3 years ago1997