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Present Perfect. - Coggle Diagram
Present Perfect.
It is a verb tense.
We use the present perfect for two reasons.
Use #1:
The present perfect can show a finished past action.
It doesn't show when this action took place.
Use #2:
The present perfect can also show a continuing action.
It shows an action that started in the past and continues to the present.
The present perfect is formed with the auxiliary verb
have
.
subject+ have/ as+ past participle
Regular verbs.
verb+ ed
walk > walk
ed
Irregular verbs.
We do not use "ed".
eat > ate > eaten
do > did > done
drink > drank > drunk
1 more item...
With irregular verbs, the past participle changes into a different form.