Conjugación del verbo inglés
COULD UPSURGE

Verbo regular: upsurge - upsurged - upsurged

Afirmación

Forma simple	Forma con V-ing
I could upsurge you could upsurge he could upsurge we could upsurge you could upsurge they could upsurge	I could be upsurging you could be upsurging he could be upsurging we could be upsurging you could be upsurging they could be upsurging
Perfecto	Perfecto con V-ing
I could have upsurged you could have upsurged he could have upsurged we could have upsurged you could have upsurged they could have upsurged	I could have been upsurging you could have been upsurging he could have been upsurging we could have been upsurging you could have been upsurging they could have been upsurging

Negación

Forma simple	Forma con V-ing
I could not upsurge you could not upsurge he could not upsurge we could not upsurge you could not upsurge they could not upsurge	I could not be upsurging you could not be upsurging he could not be upsurging we could not be upsurging you could not be upsurging they could not be upsurging
Perfecto	Perfecto con V-ing
I could not have upsurged you could not have upsurged he could not have upsurged we could not have upsurged you could not have upsurged they could not have upsurged	I could not have been upsurging you could not have been upsurging he could not have been upsurging we could not have been upsurging you could not have been upsurging they could not have been upsurging

Forma interrogativa

Forma simple	Forma con V-ing
could I upsurge? could you upsurge? could he upsurge? could we upsurge? could you upsurge? could they upsurge?	could I be upsurging? could you be upsurging? could he be upsurging? could we be upsurging? could you be upsurging? could they be upsurging?
Perfecto	Perfecto con V-ing
could I have upsurged? could you have upsurged? could he have upsurged? could we have upsurged? could you have upsurged? could they have upsurged?	could I have been upsurging? could you have been upsurging? could he have been upsurging? could we have been upsurging? could you have been upsurging? could they have been upsurging?

Forma interro-negativa

Forma simple	Forma con V-ing
could I not upsurge? could you not upsurge? could he not upsurge? could we not upsurge? could you not upsurge? could they not upsurge?	could I not be upsurging? could you not be upsurging? could he not be upsurging? could we not be upsurging? could you not be upsurging? could they not be upsurging?
Perfecto	Perfecto con V-ing
could I not have upsurged? could you not have upsurged? could he not have upsurged? could we not have upsurged? could you not have upsurged? could they not have upsurged?	could I not have been upsurging? could you not have been upsurging? could he not have been upsurging? could we not have been upsurging? could you not have been upsurging? could they not have been upsurging?