Conjugación del verbo inglés COULD TREPHINE

Verbo regular: trephine - trephined - trephined

Afirmación

Forma simple

I could trephine
you could trephine
he could trephine
we could trephine
you could trephine
they could trephine

Forma con V-ing

I could be trephining
you could be trephining
he could be trephining
we could be trephining
you could be trephining
they could be trephining

Perfecto

I could have trephined
you 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 trephining
you 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 could not trephine
you could not trephine
he could not trephine
we could not trephine
you could not trephine
they could not trephine

Forma con V-ing

I could not be trephining
you could not be trephining
he could not be trephining
we could not be trephining
you could not be trephining
they could not be trephining

Perfecto

I could not have trephined
you could not have trephined
he could not have trephined
we could not have trephined
you could not have trephined
they could not have trephined

Perfecto con V-ing

I could not have been trephining
you could not have been trephining
he could not have been trephining
we could not have been trephining
you could not have been trephining
they could not 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

could I not trephine?
could you not trephine?
could he not trephine?
could we not trephine?
could you not trephine?
could they not trephine?

Forma con V-ing

could I not be trephining?
could you not be trephining?
could he not be trephining?
could we not be trephining?
could you not be trephining?
could they not be trephining?

Perfecto

could I not have trephined?
could you not have trephined?
could he not have trephined?
could we not have trephined?
could you not have trephined?
could they not have trephined?

Perfecto con V-ing

could I not have been trephining?
could you not have been trephining?
could he not have been trephining?
could we not have been trephining?
could you not have been trephining?
could they not have been trephining?

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