Conjugación del verbo inglés COULD DEMONSTRATE
Verbo regular: demonstrate - demonstrated - demonstrated
Afirmación
Forma simple
I could demonstrateyou could demonstrate
he could demonstrate
we could demonstrate
you could demonstrate
they could demonstrate
Forma con V-ing
I could be demonstratingyou could be demonstrating
he could be demonstrating
we could be demonstrating
you could be demonstrating
they could be demonstrating
Perfecto
I could have demonstratedyou could have demonstrated
he could have demonstrated
we could have demonstrated
you could have demonstrated
they could have demonstrated
Perfecto con V-ing
I could have been demonstratingyou could have been demonstrating
he could have been demonstrating
we could have been demonstrating
you could have been demonstrating
they could have been demonstrating
Negación
Forma simple
I couldn't demonstrateyou couldn't demonstrate
he couldn't demonstrate
we couldn't demonstrate
you couldn't demonstrate
they couldn't demonstrate
Forma con V-ing
I couldn't be demonstratingyou couldn't be demonstrating
he couldn't be demonstrating
we couldn't be demonstrating
you couldn't be demonstrating
they couldn't be demonstrating
Perfecto
I couldn't have demonstratedyou couldn't have demonstrated
he couldn't have demonstrated
we couldn't have demonstrated
you couldn't have demonstrated
they couldn't have demonstrated
Perfecto con V-ing
I couldn't have been demonstratingyou couldn't have been demonstrating
he couldn't have been demonstrating
we couldn't have been demonstrating
you couldn't have been demonstrating
they couldn't have been demonstrating
Forma interrogativa
Forma simple
could I demonstrate?could you demonstrate?
could he demonstrate?
could we demonstrate?
could you demonstrate?
could they demonstrate?
Forma con V-ing
could I be demonstrating?could you be demonstrating?
could he be demonstrating?
could we be demonstrating?
could you be demonstrating?
could they be demonstrating?
Perfecto
could I have demonstrated?could you have demonstrated?
could he have demonstrated?
could we have demonstrated?
could you have demonstrated?
could they have demonstrated?
Perfecto con V-ing
could I have been demonstrating?could you have been demonstrating?
could he have been demonstrating?
could we have been demonstrating?
could you have been demonstrating?
could they have been demonstrating?
Forma interro-negativa
Forma simple
couldn't I demonstrate?couldn't you demonstrate?
couldn't he demonstrate?
couldn't we demonstrate?
couldn't you demonstrate?
couldn't they demonstrate?
Forma con V-ing
couldn't I be demonstrating?couldn't you be demonstrating?
couldn't he be demonstrating?
couldn't we be demonstrating?
couldn't you be demonstrating?
couldn't they be demonstrating?
Perfecto
couldn't I have demonstrated?couldn't you have demonstrated?
couldn't he have demonstrated?
couldn't we have demonstrated?
couldn't you have demonstrated?
couldn't they have demonstrated?
Perfecto con V-ing
couldn't I have been demonstrating?couldn't you have been demonstrating?
couldn't he have been demonstrating?
couldn't we have been demonstrating?
couldn't you have been demonstrating?
couldn't they have been demonstrating?