English verb conjugation COULD CIRCULATE

Regular verb: circulate - circulated - circulated

Affirmation

Simple form

I could circulate
you could circulate
he could circulate
we could circulate
you could circulate
they could circulate

V-ing form

I could be circulating
you could be circulating
he could be circulating
we could be circulating
you could be circulating
they could be circulating

Perfect

I could have circulated
you could have circulated
he could have circulated
we could have circulated
you could have circulated
they could have circulated

V-ing perfect

I could have been circulating
you could have been circulating
he could have been circulating
we could have been circulating
you could have been circulating
they could have been circulating

Negation

Simple form

I could not circulate
you could not circulate
he could not circulate
we could not circulate
you could not circulate
they could not circulate

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I circulate?
could you circulate?
could he circulate?
could we circulate?
could you circulate?
could they circulate?

V-ing form

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

Perfect

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

V-ing perfect

could I have been circulating?
could you have been circulating?
could he have been circulating?
could we have been circulating?
could you have been circulating?
could they have been circulating?

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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