Published on: Mar 4, 2016
Transcripts - Presentperfect 5to
Form of Present PerfectI have done my homeworkSubj.+ have / has + past part. + compl.I WeYou TheyHe The peopleShe EveryoneIt
NegativeformI haven’t done my homework.Subj.+ auxil. + past part. + compl.Haven’t /hasn’t
Interrogativeformhave you done your homework?auxil. + Subj. + past part. + compl.(Have/has)
Present Perfectuses Experiences Verb Tense used to discuss experiences inthe past and completed events and actionsup to and including the present time
Three Main Uses of Present Perfect Use 1 Something that started in the past and stilltrue nowExamples:
Three Uses of Present Perfect Use 2 Indefinite past action(time unspecified, unstated, or unknown)Examples: ?
Three Uses of Present Perfect Use 3 Repeated past actionExamples:
Past ParticiplesWhat is a past participle? For regular past tense verbs, the –edform: liked, walked, worked, talked For irregular past verbs, memorize:been, seen, had, eaten, shown, written
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Key words for present perfect Already = (adv.) before nowI have already finished my homework.Not yet = (adv.) not before nowScientists have not yet discovered a cure.
Key words for present perfect Never = (adv.) not at any timein the past, including nowI have never seensuch a beautiful sunset! Ever = (adv.) at any time, including the present** Used only in questionsHave you ever ridden a horse?
Reminder about Adverb Placement With two verbs (auxiliary and mainverb), place the adverb between themI have never eaten raw fish.
Key words for present perfect Before = at some time in the past behind thepresent timeI have been to Las Vegas before. Several times, many times, a few times, acouple of times, a lot of times = forindefinite or repeated past actions
Key words for present perfect Since and for Since + specific point in the past whenthe action started For + duration, length of time
Practice: since or for ?_______ January_______ 10 years_______ Monday_______ 12 noon_______ I got up_______ 5 minutes_______ a long time ago_______ four days_______ 6:00_______ Wednesday_______ a month_______ two days ago_______ November 1_______ 2004_______ an hour_______ I was young
Online Practice Simple Practice Forming Questions in Present Perfect Change to Present Perfect More Practice Still More Practice
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