Conjugación del verbo inglés COULD TREPHINE
Verbo regular: trephine - trephined - trephined
Afirmación
Forma simple
I could trephineyou could trephine
he could trephine
we could trephine
you could trephine
they could trephine
Forma con V-ing
I could be trephiningyou could be trephining
he could be trephining
we could be trephining
you could be trephining
they could be trephining
Perfecto
I could have trephinedyou could have trephined
he could have trephined
we could have trephined
you could have trephined
they could have trephined
Perfecto con V-ing
I could have been trephiningyou could have been trephining
he could have been trephining
we could have been trephining
you could have been trephining
they could have been trephining
Negación
Forma simple
I couldn't trephineyou couldn't trephine
he couldn't trephine
we couldn't trephine
you couldn't trephine
they couldn't trephine
Forma con V-ing
I couldn't be trephiningyou couldn't be trephining
he couldn't be trephining
we couldn't be trephining
you couldn't be trephining
they couldn't be trephining
Perfecto
I couldn't have trephinedyou couldn't have trephined
he couldn't have trephined
we couldn't have trephined
you couldn't have trephined
they couldn't have trephined
Perfecto con V-ing
I couldn't have been trephiningyou couldn't have been trephining
he couldn't have been trephining
we couldn't have been trephining
you couldn't have been trephining
they couldn't have been trephining
Forma interrogativa
Forma simple
could I trephine?could you trephine?
could he trephine?
could we trephine?
could you trephine?
could they trephine?
Forma con V-ing
could I be trephining?could you be trephining?
could he be trephining?
could we be trephining?
could you be trephining?
could they be trephining?
Perfecto
could I have trephined?could you have trephined?
could he have trephined?
could we have trephined?
could you have trephined?
could they have trephined?
Perfecto con V-ing
could I have been trephining?could you have been trephining?
could he have been trephining?
could we have been trephining?
could you have been trephining?
could they have been trephining?
Forma interro-negativa
Forma simple
couldn't I trephine?couldn't you trephine?
couldn't he trephine?
couldn't we trephine?
couldn't you trephine?
couldn't they trephine?
Forma con V-ing
couldn't I be trephining?couldn't you be trephining?
couldn't he be trephining?
couldn't we be trephining?
couldn't you be trephining?
couldn't they be trephining?
Perfecto
couldn't I have trephined?couldn't you have trephined?
couldn't he have trephined?
couldn't we have trephined?
couldn't you have trephined?
couldn't they have trephined?
Perfecto con V-ing
couldn't I have been trephining?couldn't you have been trephining?
couldn't he have been trephining?
couldn't we have been trephining?
couldn't you have been trephining?
couldn't they have been trephining?