The present perfect tense

Question 1

When is it used

Answer 1

1) finished actions in a time NOT finished
2) finished actions that have recently been completed
3) actions that have happened sometimes, without accuracy of the time (in your life) and are still true

Question 2

How is it formed

Answer 2

HABER + past participle of a verb

Question 3

What are the past participles

Answer 3

AR = ado

ER / IR = ido

Question 4

conjugations of HABER

Answer 4

he 
has
ha
hemos
habéis
han

Question 5

I have finished the work

Answer 5

yo he terminado el trabajo

Question 6

she has read the book

Answer 6

ella ha leído el libro

Question 7

we have ridden the horse

Answer 7

nosotros hemos montado el caballo

Question 8

For -ER / IR verbs, if the stem ends in a vowel, a written accent will be required. the verbs are:
to think
to reed
to listen
to bring

Answer 8

creído
leído
oído
traído

Question 9

irregular : to open (abrir)

Answer 9

abierto

Question 10

irregular : to cover (cubrir)

Answer 10

cubierto

Question 11

irregular : to say (decir)

Answer 11

dicho

Question 12

irregular : to write (escribir)

Answer 12

escrito

Question 13

irregular : to fry (freír)

Answer 13

frito

Question 14

irregular : to make (hacer)

Answer 14

hecho

Question 15

irregular : to die (morir)

Answer 15

muerto

Question 16

irregular : to put (poner)

Answer 16

puesto

Question 17

irregular : to resolve (resolver)

Answer 17

resuelto

Question 18

irregular : to break (romper)

Answer 18

roto

Question 19

irregular : to see (ver)

Answer 19

visto

Question 20

irregular : to return (volver)

Answer 20

vuelto