Conjugação do verbo inglês COULD PREVENT

Verbo regular: prevent - prevented - prevented

Afirmação

Forma simple

I could prevent
you could prevent
he could prevent
we could prevent
you could prevent
they could prevent

Forma com V-ing

I could be preventing
you could be preventing
he could be preventing
we could be preventing
you could be preventing
they could be preventing

Perfeito

I could have prevented
you could have prevented
he could have prevented
we could have prevented
you could have prevented
they could have prevented

Perfeito com V-ing

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

Negação

Forma simple

I could not prevent
you could not prevent
he could not prevent
we could not prevent
you could not prevent
they could not prevent

Forma com V-ing

I could not be preventing
you could not be preventing
he could not be preventing
we could not be preventing
you could not be preventing
they could not be preventing

Perfeito

I could not have prevented
you could not have prevented
he could not have prevented
we could not have prevented
you could not have prevented
they could not have prevented

Perfeito com V-ing

I could not have been preventing
you could not have been preventing
he could not have been preventing
we could not have been preventing
you could not have been preventing
they could not have been preventing

Forma interrogativa

Forma simple

could I prevent?
could you prevent?
could he prevent?
could we prevent?
could you prevent?
could they prevent?

Forma com V-ing

could I be preventing?
could you be preventing?
could he be preventing?
could we be preventing?
could you be preventing?
could they be preventing?

Perfeito

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

Perfeito com V-ing

could I have been preventing?
could you have been preventing?
could he have been preventing?
could we have been preventing?
could you have been preventing?
could they have been preventing?

Forma interro-Negação

Forma simple

could I not prevent?
could you not prevent?
could he not prevent?
could we not prevent?
could you not prevent?
could they not prevent?

Forma com V-ing

could I not be preventing?
could you not be preventing?
could he not be preventing?
could we not be preventing?
could you not be preventing?
could they not be preventing?

Perfeito

could I not have prevented?
could you not have prevented?
could he not have prevented?
could we not have prevented?
could you not have prevented?
could they not have prevented?

Perfeito com V-ing

could I not have been preventing?
could you not have been preventing?
could he not have been preventing?
could we not have been preventing?
could you not have been preventing?
could they not have been preventing?

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