Conjugación del verbo inglés
COULD FAIL FAIL

Verbo regular: fail fail - fail failed - fail failed

Atención, este verbo puede no existir, se da como ejemplo la conjugación.

Afirmación

Forma simple	Forma con V-ing
I could fail fail you could fail fail he could fail fail we could fail fail you could fail fail they could fail fail	I could be fail failing you could be fail failing he could be fail failing we could be fail failing you could be fail failing they could be fail failing
Perfecto	Perfecto con V-ing
I could have fail failed you could have fail failed he could have fail failed we could have fail failed you could have fail failed they could have fail failed	I could have been fail failing you could have been fail failing he could have been fail failing we could have been fail failing you could have been fail failing they could have been fail failing

Negación

Forma simple	Forma con V-ing
I could not fail fail you could not fail fail he could not fail fail we could not fail fail you could not fail fail they could not fail fail	I could not be fail failing you could not be fail failing he could not be fail failing we could not be fail failing you could not be fail failing they could not be fail failing
Perfecto	Perfecto con V-ing
I could not have fail failed you could not have fail failed he could not have fail failed we could not have fail failed you could not have fail failed they could not have fail failed	I could not have been fail failing you could not have been fail failing he could not have been fail failing we could not have been fail failing you could not have been fail failing they could not have been fail failing

Forma interrogativa

Forma simple	Forma con V-ing
could I fail fail? could you fail fail? could he fail fail? could we fail fail? could you fail fail? could they fail fail?	could I be fail failing? could you be fail failing? could he be fail failing? could we be fail failing? could you be fail failing? could they be fail failing?
Perfecto	Perfecto con V-ing
could I have fail failed? could you have fail failed? could he have fail failed? could we have fail failed? could you have fail failed? could they have fail failed?	could I have been fail failing? could you have been fail failing? could he have been fail failing? could we have been fail failing? could you have been fail failing? could they have been fail failing?

Forma interro-negativa

Forma simple	Forma con V-ing
could I not fail fail? could you not fail fail? could he not fail fail? could we not fail fail? could you not fail fail? could they not fail fail?	could I not be fail failing? could you not be fail failing? could he not be fail failing? could we not be fail failing? could you not be fail failing? could they not be fail failing?
Perfecto	Perfecto con V-ing
could I not have fail failed? could you not have fail failed? could he not have fail failed? could we not have fail failed? could you not have fail failed? could they not have fail failed?	could I not have been fail failing? could you not have been fail failing? could he not have been fail failing? could we not have been fail failing? could you not have been fail failing? could they not have been fail failing?