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

Conjugación del verbo inglés COULD CONTRIBUTE

Verbo regular: contribute - contributed - contributed


Afirmación

Forma simple
I could contribute
you could contribute
she could contribute
we could contribute
you could contribute
they could contribute
Forma con V-ing
I could be contributing
you could be contributing
she could be contributing
we could be contributing
you could be contributing
they could be contributing
Perfecto
I could have contributed
you could have contributed
she could have contributed
we could have contributed
you could have contributed
they could have contributed
Perfecto con V-ing
I could have been contributing
you could have been contributing
she could have been contributing
we could have been contributing
you could have been contributing
they could have been contributing

Negación

Forma simple
I couldn't contribute
you couldn't contribute
she couldn't contribute
we couldn't contribute
you couldn't contribute
they couldn't contribute
Forma con V-ing
I couldn't be contributing
you couldn't be contributing
she couldn't be contributing
we couldn't be contributing
you couldn't be contributing
they couldn't be contributing
Perfecto
I couldn't have contributed
you couldn't have contributed
she couldn't have contributed
we couldn't have contributed
you couldn't have contributed
they couldn't have contributed
Perfecto con V-ing
I couldn't have been contributing
you couldn't have been contributing
she couldn't have been contributing
we couldn't have been contributing
you couldn't have been contributing
they couldn't have been contributing

Forma interrogativa

Forma simple
could I contribute?
could you contribute?
could she contribute?
could we contribute?
could you contribute?
could they contribute?
Forma con V-ing
could I be contributing?
could you be contributing?
could she be contributing?
could we be contributing?
could you be contributing?
could they be contributing?
Perfecto
could I have contributed?
could you have contributed?
could she have contributed?
could we have contributed?
could you have contributed?
could they have contributed?
Perfecto con V-ing
could I have been contributing?
could you have been contributing?
could she have been contributing?
could we have been contributing?
could you have been contributing?
could they have been contributing?

Forma interro-negativa

Forma simple
couldn't I contribute?
couldn't you contribute?
couldn't she contribute?
couldn't we contribute?
couldn't you contribute?
couldn't they contribute?
Forma con V-ing
couldn't I be contributing?
couldn't you be contributing?
couldn't she be contributing?
couldn't we be contributing?
couldn't you be contributing?
couldn't they be contributing?
Perfecto
couldn't I have contributed?
couldn't you have contributed?
couldn't she have contributed?
couldn't we have contributed?
couldn't you have contributed?
couldn't they have contributed?
Perfecto con V-ing
couldn't I have been contributing?
couldn't you have been contributing?
couldn't she have been contributing?
couldn't we have been contributing?
couldn't you have been contributing?
couldn't they have been contributing?