Conjugação do verbo inglês COULD DEMONSTRATE

Verbo regular: demonstrate - demonstrated - demonstrated

Afirmação

Forma simple

I could demonstrate
you could demonstrate
he could demonstrate
we could demonstrate
you could demonstrate
they could demonstrate

Forma com V-ing

I could be demonstrating
you could be demonstrating
he could be demonstrating
we could be demonstrating
you could be demonstrating
they could be demonstrating

Perfeito

I could have demonstrated
you could have demonstrated
he could have demonstrated
we could have demonstrated
you could have demonstrated
they could have demonstrated

Perfeito com V-ing

I could have been demonstrating
you could have been demonstrating
he could have been demonstrating
we could have been demonstrating
you could have been demonstrating
they could have been demonstrating

Negação

Forma simple

I couldn't demonstrate
you couldn't demonstrate
he couldn't demonstrate
we couldn't demonstrate
you couldn't demonstrate
they couldn't demonstrate

Forma com V-ing

I couldn't be demonstrating
you couldn't be demonstrating
he couldn't be demonstrating
we couldn't be demonstrating
you couldn't be demonstrating
they couldn't be demonstrating

Perfeito

I couldn't have demonstrated
you couldn't have demonstrated
he couldn't have demonstrated
we couldn't have demonstrated
you couldn't have demonstrated
they couldn't have demonstrated

Perfeito com V-ing

I couldn't have been demonstrating
you 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 com 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?

Perfeito

could I have demonstrated?
could you have demonstrated?
could he have demonstrated?
could we have demonstrated?
could you have demonstrated?
could they have demonstrated?

Perfeito com 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-Negação

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 com 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?

Perfeito

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?

Perfeito com 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?

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