Present Perfect Tense

PRESENT PERFECT TENSE
Formula:
(+) S + have/has + V3
(-)  S + have/sas Not + V3
(?) Have/has + S + V3 + ?
Here are some examples of the present perfect tense:
subject
auxiliary verb

main verb

+
I
have

seen
ET.
+
You
have

eaten
mine.
-
She
has
not
been
to Rome.
-
We
have
not
played
football.
?
Have
you

finished?

?
Have
they

done
it?

When we use the present perfect tense in speaking, we usually contract the subject and auxiliary verb. We also sometimes do this when we write.
I have
I’ve
You have
You’ve
He has
She has
It has
John has
The car has
He’s
She’s
It’s
John’s
The car’s
We have
We’ve
They have
They’ve


They’ve

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