English verb conjugation CAN PREEN

Regular verb: preen - preened - preened

Affirmation

Simple form

I can preen
you can preen
he can preen
we can preen
you can preen
they can preen

V-ing form

I can be preening
you can be preening
he can be preening
we can be preening
you can be preening
they can be preening

Perfect

I can have preened
you can have preened
he can have preened
we can have preened
you can have preened
they can have preened

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

can I preen?
can you preen?
can he preen?
can we preen?
can you preen?
can they preen?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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