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feminino | Modal : no | may | might | can | could | shall | should | will | would | must | ought to

Conjugación del verbo inglés COULD ALTER

Verbo regular: alter - altered - altered


Afirmación

Forma simple
I could alter
you could alter
he could alter
we could alter
you could alter
they could alter
Forma con V-ing
I could be altering
you could be altering
he could be altering
we could be altering
you could be altering
they could be altering
Perfecto
I could have altered
you could have altered
he could have altered
we could have altered
you could have altered
they could have altered
Perfecto con V-ing
I could have been altering
you could have been altering
he could have been altering
we could have been altering
you could have been altering
they could have been altering

Negación

Forma simple
I couldn't alter
you couldn't alter
he couldn't alter
we couldn't alter
you couldn't alter
they couldn't alter
Forma con V-ing
I couldn't be altering
you couldn't be altering
he couldn't be altering
we couldn't be altering
you couldn't be altering
they couldn't be altering
Perfecto
I couldn't have altered
you couldn't have altered
he couldn't have altered
we couldn't have altered
you couldn't have altered
they couldn't have altered
Perfecto con V-ing
I couldn't have been altering
you couldn't have been altering
he couldn't have been altering
we couldn't have been altering
you couldn't have been altering
they couldn't have been altering

Forma interrogativa

Forma simple
could I alter?
could you alter?
could he alter?
could we alter?
could you alter?
could they alter?
Forma con V-ing
could I be altering?
could you be altering?
could he be altering?
could we be altering?
could you be altering?
could they be altering?
Perfecto
could I have altered?
could you have altered?
could he have altered?
could we have altered?
could you have altered?
could they have altered?
Perfecto con V-ing
could I have been altering?
could you have been altering?
could he have been altering?
could we have been altering?
could you have been altering?
could they have been altering?

Forma interro-negativa

Forma simple
couldn't I alter?
couldn't you alter?
couldn't he alter?
couldn't we alter?
couldn't you alter?
couldn't they alter?
Forma con V-ing
couldn't I be altering?
couldn't you be altering?
couldn't he be altering?
couldn't we be altering?
couldn't you be altering?
couldn't they be altering?
Perfecto
couldn't I have altered?
couldn't you have altered?
couldn't he have altered?
couldn't we have altered?
couldn't you have altered?
couldn't they have altered?
Perfecto con V-ing
couldn't I have been altering?
couldn't you have been altering?
couldn't he have been altering?
couldn't we have been altering?
couldn't you have been altering?
couldn't they have been altering?