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 couldn't surge
you couldn't surge
he couldn't surge
we couldn't surge
you couldn't surge
they couldn't surge

V-ing form

I couldn't be surging
you couldn't be surging
he couldn't be surging
we couldn't be surging
you couldn't be surging
they couldn't be surging

Perfect

I couldn't have surged
you couldn't have surged
he couldn't have surged
we couldn't have surged
you couldn't have surged
they couldn't have surged

V-ing perfect

I couldn't have been surging
you couldn't have been surging
he couldn't have been surging
we couldn't have been surging
you couldn't have been surging
they couldn't 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

couldn't I surge?
couldn't you surge?
couldn't he surge?
couldn't we surge?
couldn't you surge?
couldn't they surge?

V-ing form

couldn't I be surging?
couldn't you be surging?
couldn't he be surging?
couldn't we be surging?
couldn't you be surging?
couldn't they be surging?

Perfect

couldn't I have surged?
couldn't you have surged?
couldn't he have surged?
couldn't we have surged?
couldn't you have surged?
couldn't they have surged?

V-ing perfect

couldn't I have been surging?
couldn't you have been surging?
couldn't he have been surging?
couldn't we have been surging?
couldn't you have been surging?
couldn't they have been surging?

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