English verb conjugation COULD PECK

Regular verb: peck - pecked - pecked

Affirmation

Simple form

I could peck
you could peck
he could peck
we could peck
you could peck
they could peck

V-ing form

I could be pecking
you could be pecking
he could be pecking
we could be pecking
you could be pecking
they could be pecking

Perfect

I could have pecked
you could have pecked
he could have pecked
we could have pecked
you could have pecked
they could have pecked

V-ing perfect

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

Negation

Simple form

I could not peck
you could not peck
he could not peck
we could not peck
you could not peck
they could not peck

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I peck?
could you peck?
could he peck?
could we peck?
could you peck?
could they peck?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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