English verb conjugation CAN PI

Regular verb: pi - pied - pied

Affirmation

Simple form

I can pi
you can pi
he can pi
we can pi
you can pi
they can pi

V-ing form

I can be piing
you can be piing
he can be piing
we can be piing
you can be piing
they can be piing

Perfect

I can have pied
you can have pied
he can have pied
we can have pied
you can have pied
they can have pied

V-ing perfect

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

Negation

Simple form

I can't pi
you can't pi
he can't pi
we can't pi
you can't pi
they can't pi

V-ing form

I can't be piing
you can't be piing
he can't be piing
we can't be piing
you can't be piing
they can't be piing

Perfect

I can't have pied
you can't have pied
he can't have pied
we can't have pied
you can't have pied
they can't have pied

V-ing perfect

I can't have been piing
you can't have been piing
he can't have been piing
we can't have been piing
you can't have been piing
they can't have been piing

Interrogative form

Simple form

can I pi?
can you pi?
can he pi?
can we pi?
can you pi?
can they pi?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

can't I pi?
can't you pi?
can't he pi?
can't we pi?
can't you pi?
can't they pi?

V-ing form

can't I be piing?
can't you be piing?
can't he be piing?
can't we be piing?
can't you be piing?
can't they be piing?

Perfect

can't I have pied?
can't you have pied?
can't he have pied?
can't we have pied?
can't you have pied?
can't they have pied?

V-ing perfect

can't I have been piing?
can't you have been piing?
can't he have been piing?
can't we have been piing?
can't you have been piing?
can't they have been piing?

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