Conjugación del verbo inglés COULD TIGHTEN

Verbo regular: tighten - tightened - tightened

Afirmación

Forma simple

I could tighten
you could tighten
she could tighten
we could tighten
you could tighten
they could tighten

Forma con V-ing

I could be tightening
you could be tightening
she could be tightening
we could be tightening
you could be tightening
they could be tightening

Perfecto

I could have tightened
you could have tightened
she 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
she could have been tightening
we could have been tightening
you could have been tightening
they could have been tightening

Negación

Forma simple

I couldn't tighten
you couldn't tighten
she couldn't tighten
we couldn't tighten
you couldn't tighten
they couldn't tighten

Forma con V-ing

I couldn't be tightening
you couldn't be tightening
she couldn't be tightening
we couldn't be tightening
you couldn't be tightening
they couldn't be tightening

Perfecto

I couldn't have tightened
you couldn't have tightened
she couldn't have tightened
we couldn't have tightened
you couldn't have tightened
they couldn't have tightened

Perfecto con V-ing

I couldn't have been tightening
you couldn't have been tightening
she couldn't have been tightening
we couldn't have been tightening
you couldn't have been tightening
they couldn't have been tightening

Forma interrogativa

Forma simple

could I tighten?
could you tighten?
could she tighten?
could we tighten?
could you tighten?
could they tighten?

Forma con V-ing

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

Perfecto

could I have tightened?
could you have tightened?
could she 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 she have been tightening?
could we have been tightening?
could you have been tightening?
could they have been tightening?

Forma interro-negativa

Forma simple

couldn't I tighten?
couldn't you tighten?
couldn't she tighten?
couldn't we tighten?
couldn't you tighten?
couldn't they tighten?

Forma con V-ing

couldn't I be tightening?
couldn't you be tightening?
couldn't she be tightening?
couldn't we be tightening?
couldn't you be tightening?
couldn't they be tightening?

Perfecto

couldn't I have tightened?
couldn't you have tightened?
couldn't she have tightened?
couldn't we have tightened?
couldn't you have tightened?
couldn't they have tightened?

Perfecto con V-ing

couldn't I have been tightening?
couldn't you have been tightening?
couldn't she have been tightening?
couldn't we have been tightening?
couldn't you have been tightening?
couldn't they have been tightening?

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