English verb conjugation COULD CHIRP

Regular verb: chirp - chirped - chirped


Affirmation

Simple form

I could chirp
you could chirp
he could chirp
we could chirp
you could chirp
they could chirp

V-ing form

I could be chirping
you could be chirping
he could be chirping
we could be chirping
you could be chirping
they could be chirping

Perfect

I could have chirped
you could have chirped
he could have chirped
we could have chirped
you could have chirped
they could have chirped

V-ing perfect

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

Negation

Simple form

I could not chirp
you could not chirp
he could not chirp
we could not chirp
you could not chirp
they could not chirp

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I chirp?
could you chirp?
could he chirp?
could we chirp?
could you chirp?
could they chirp?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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