Conjugación del verbo inglés COULD SUBSTANTIATE

Verbo regular: substantiate - substantiated - substantiated

Afirmación

Forma simple

I could substantiate
you could substantiate
she could substantiate
we could substantiate
you could substantiate
they could substantiate

Forma con V-ing

I could be substantiating
you could be substantiating
she could be substantiating
we could be substantiating
you could be substantiating
they could be substantiating

Perfecto

I could have substantiated
you could have substantiated
she could have substantiated
we could have substantiated
you could have substantiated
they could have substantiated

Perfecto con V-ing

I could have been substantiating
you could have been substantiating
she could have been substantiating
we could have been substantiating
you could have been substantiating
they could have been substantiating

Negación

Forma simple

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

Forma con V-ing

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

Perfecto

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

Perfecto con V-ing

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

Forma interrogativa

Forma simple

could I substantiate?
could you substantiate?
could she substantiate?
could we substantiate?
could you substantiate?
could they substantiate?

Forma con V-ing

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

Perfecto

could I have substantiated?
could you have substantiated?
could she have substantiated?
could we have substantiated?
could you have substantiated?
could they have substantiated?

Perfecto con V-ing

could I have been substantiating?
could you have been substantiating?
could she have been substantiating?
could we have been substantiating?
could you have been substantiating?
could they have been substantiating?

Forma interro-negativa

Forma simple

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

Forma con V-ing

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

Perfecto

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

Perfecto con V-ing

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

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