Conjugación del verbo inglés COULD TIGHTEN

Verbo regular: tighten - tightened - tightened

Afirmación

Forma simple

I could tighten
you could tighten
he could tighten
we could tighten
you could tighten
they could tighten

Forma con V-ing

I could be tightening
you could be tightening
he could be tightening
we could be tightening
you could be tightening
they could be tightening

Perfecto

I could have tightened
you could have tightened
he could have tightened
we could have tightened
you could have tightened
they could have tightened

Perfecto con V-ing

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

Negación

Forma simple

I could not tighten
you could not tighten
he could not tighten
we could not tighten
you could not tighten
they could not tighten

Forma con V-ing

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

Perfecto

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

Perfecto con V-ing

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

Forma interrogativa

Forma simple

could I tighten?
could you tighten?
could he tighten?
could we tighten?
could you tighten?
could they tighten?

Forma con V-ing

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

Perfecto

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

Perfecto con V-ing

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

Forma interro-negativa

Forma simple

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

Forma con V-ing

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

Perfecto

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

Perfecto con V-ing

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

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