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 could not contribute
you could not contribute
she could not contribute
we could not contribute
you could not contribute
they could not contribute

Forma con V-ing

I could not be contributing
you could not be contributing
she could not be contributing
we could not be contributing
you could not be contributing
they could not be contributing

Perfecto

I could not have contributed
you could not have contributed
she could not have contributed
we could not have contributed
you could not have contributed
they could not have contributed

Perfecto con V-ing

I could not have been contributing
you could not have been contributing
she could not have been contributing
we could not have been contributing
you could not have been contributing
they could not 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

could I not contribute?
could you not contribute?
could she not contribute?
could we not contribute?
could you not contribute?
could they not contribute?

Forma con V-ing

could I not be contributing?
could you not be contributing?
could she not be contributing?
could we not be contributing?
could you not be contributing?
could they not be contributing?

Perfecto

could I not have contributed?
could you not have contributed?
could she not have contributed?
could we not have contributed?
could you not have contributed?
could they not have contributed?

Perfecto con V-ing

could I not have been contributing?
could you not have been contributing?
could she not have been contributing?
could we not have been contributing?
could you not have been contributing?
could they not have been contributing?

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