I could surge you could surge he could surge we could surge you could surge they could surge
Forma con V-ing
I could be surging you could be surging he could be surging we could be surging you could be surging they could be surging
Perfetto
I could have surged you could have surged he could have surged we could have surged you could have surged they could have surged
Perfetto con V-ing
I could have been surging you could have been surging he could have been surging we could have been surging you could have been surging they could have been surging
Negazione
Forma semplice
I could not surge you could not surge he could not surge we could not surge you could not surge they could not surge
Forma con V-ing
I could not be surging you could not be surging he could not be surging we could not be surging you could not be surging they could not be surging
Perfetto
I could not have surged you could not have surged he could not have surged we could not have surged you could not have surged they could not have surged
Perfetto con V-ing
I could not have been surging you could not have been surging he could not have been surging we could not have been surging you could not have been surging they could not have been surging
Forma interrogativa
Forma semplice
could I surge? could you surge? could he surge? could we surge? could you surge? could they surge?
Forma con V-ing
could I be surging? could you be surging? could he be surging? could we be surging? could you be surging? could they be surging?
Perfetto
could I have surged? could you have surged? could he have surged? could we have surged? could you have surged? could they have surged?
Perfetto con V-ing
could I have been surging? could you have been surging? could he have been surging? could we have been surging? could you have been surging? could they have been surging?
Forma interro-negativa
Forma semplice
could I not surge? could you not surge? could he not surge? could we not surge? could you not surge? could they not surge?
Forma con V-ing
could I not be surging? could you not be surging? could he not be surging? could we not be surging? could you not be surging? could they not be surging?
Perfetto
could I not have surged? could you not have surged? could he not have surged? could we not have surged? could you not have surged? could they not have surged?
Perfetto con V-ing
could I not have been surging? could you not have been surging? could he not have been surging? could we not have been surging? could you not have been surging? could they not have been surging?