English verb conjugation COULD SURGE

Regular verb: surge - surged - surged

Affirmation

Simple form

I could surge
you could surge
he could surge
we could surge
you could surge
they could surge

V-ing form

I could be surging
you could be surging
he could be surging
we could be surging
you could be surging
they could be surging

Perfect

I could have surged
you could have surged
he could have surged
we could have surged
you could have surged
they could have surged

V-ing perfect

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

Negation

Simple form

I could not surge
you could not surge
he could not surge
we could not surge
you could not surge
they could not surge

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I surge?
could you surge?
could he surge?
could we surge?
could you surge?
could they surge?

V-ing form

could I be surging?
could you be surging?
could he be surging?
could we be surging?
could you be surging?
could they be surging?

Perfect

could I have surged?
could you have surged?
could he have surged?
could we have surged?
could you have surged?
could they have surged?

V-ing perfect

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?

Interro-negative form

Simple form

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

V-ing form

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?

Perfect

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?

V-ing perfect

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?

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