English verb conjugation CAN POSTPONE

Regular verb: postpone - postponed - postponed

Affirmation

Simple form

I can postpone
you can postpone
he can postpone
we can postpone
you can postpone
they can postpone

V-ing form

I can be postponing
you can be postponing
he can be postponing
we can be postponing
you can be postponing
they can be postponing

Perfect

I can have postponed
you can have postponed
he can have postponed
we can have postponed
you can have postponed
they can have postponed

V-ing perfect

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

Negation

Simple form

I cannot postpone
you cannot postpone
he cannot postpone
we cannot postpone
you cannot postpone
they cannot postpone

V-ing form

I cannot be postponing
you cannot be postponing
he cannot be postponing
we cannot be postponing
you cannot be postponing
they cannot be postponing

Perfect

I cannot have postponed
you cannot have postponed
he cannot have postponed
we cannot have postponed
you cannot have postponed
they cannot have postponed

V-ing perfect

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

Interrogative form

Simple form

can I postpone?
can you postpone?
can he postpone?
can we postpone?
can you postpone?
can they postpone?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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