English verb conjugation CAN PECK

Regular verb: peck - pecked - pecked

Affirmation

Simple form

I can peck
you can peck
he can peck
we can peck
you can peck
they can peck

V-ing form

I can be pecking
you can be pecking
he can be pecking
we can be pecking
you can be pecking
they can be pecking

Perfect

I can have pecked
you can have pecked
he can have pecked
we can have pecked
you can have pecked
they can have pecked

V-ing perfect

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

Negation

Simple form

I cannot peck
you cannot peck
he cannot peck
we cannot peck
you cannot peck
they cannot peck

V-ing form

I cannot be pecking
you cannot be pecking
he cannot be pecking
we cannot be pecking
you cannot be pecking
they cannot be pecking

Perfect

I cannot have pecked
you cannot have pecked
he cannot have pecked
we cannot have pecked
you cannot have pecked
they cannot have pecked

V-ing perfect

I cannot have been pecking
you cannot have been pecking
he cannot have been pecking
we cannot have been pecking
you cannot have been pecking
they cannot have been pecking

Interrogative form

Simple form

can I peck?
can you peck?
can he peck?
can we peck?
can you peck?
can they peck?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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