PRESENT PERFECT
–
PARTICIPLE:
* REGULAR: -ED
** IRREGULAR: 3º COLUMN
AF
|
SUBJECT
|
AUX
|
VERB (PART)
|
C
|
|
I
|
HAVE
|
SLEPT
PLAYED
|
A
LOT
|
*
3ª singular
|
He/she/it…
|
HAS
|
SLEPT
PLAYED
|
A
LOT
|
NEG
|
SUBJECT
|
AUX
|
NEG
|
VERB
|
C
|
|
I
|
HAVE
|
NOT
|
SLEPT
PLAYED
|
A
LOT
|
*
3ª singular
|
He/she/it…
|
HAS
|
NOT
|
SLEPT
PLAYED
|
A
LOT
|
INT
|
AUX
|
SUBJECT
|
VERB
|
C
|
???
|
|
HAVE
|
I
|
SLEPT
PLAYED
|
A
LOT
|
?
|
*
3ª singular
|
HAS
|
He/she/it…
|
SLEEP
|
A
LOT
|
?
|
examples:
Yo he ido a
Londres
I have gone to London
I have not gone to London
Have I gone to London?
Él ha estudiado Inglés
He has studied English
He has not studied English
Has he studied English?