Conjugación del verbo inglés COULD PERFORM
Verbo regular: perform - performed - performed
Afirmación
Forma simple
I could performyou could perform
he could perform
we could perform
you could perform
they could perform
Forma con V-ing
I could be performingyou could be performing
he could be performing
we could be performing
you could be performing
they could be performing
Perfecto
I could have performedyou could have performed
he could have performed
we could have performed
you could have performed
they could have performed
Perfecto con V-ing
I could have been performingyou could have been performing
he could have been performing
we could have been performing
you could have been performing
they could have been performing
Negación
Forma simple
I couldn't performyou couldn't perform
he couldn't perform
we couldn't perform
you couldn't perform
they couldn't perform
Forma con V-ing
I couldn't be performingyou couldn't be performing
he couldn't be performing
we couldn't be performing
you couldn't be performing
they couldn't be performing
Perfecto
I couldn't have performedyou couldn't have performed
he couldn't have performed
we couldn't have performed
you couldn't have performed
they couldn't have performed
Perfecto con V-ing
I couldn't have been performingyou couldn't have been performing
he couldn't have been performing
we couldn't have been performing
you couldn't have been performing
they couldn't have been performing
Forma interrogativa
Forma simple
could I perform?could you perform?
could he perform?
could we perform?
could you perform?
could they perform?
Forma con V-ing
could I be performing?could you be performing?
could he be performing?
could we be performing?
could you be performing?
could they be performing?
Perfecto
could I have performed?could you have performed?
could he have performed?
could we have performed?
could you have performed?
could they have performed?
Perfecto con V-ing
could I have been performing?could you have been performing?
could he have been performing?
could we have been performing?
could you have been performing?
could they have been performing?
Forma interro-negativa
Forma simple
couldn't I perform?couldn't you perform?
couldn't he perform?
couldn't we perform?
couldn't you perform?
couldn't they perform?
Forma con V-ing
couldn't I be performing?couldn't you be performing?
couldn't he be performing?
couldn't we be performing?
couldn't you be performing?
couldn't they be performing?
Perfecto
couldn't I have performed?couldn't you have performed?
couldn't he have performed?
couldn't we have performed?
couldn't you have performed?
couldn't they have performed?
Perfecto con V-ing
couldn't I have been performing?couldn't you have been performing?
couldn't he have been performing?
couldn't we have been performing?
couldn't you have been performing?
couldn't they have been performing?