English verb conjugation CAN SLACK

Regular verb: slack - slacked - slacked

Affirmation

Simple form

I can slack
you can slack
he can slack
we can slack
you can slack
they can slack

V-ing form

I can be slacking
you can be slacking
he can be slacking
we can be slacking
you can be slacking
they can be slacking

Perfect

I can have slacked
you can have slacked
he can have slacked
we can have slacked
you can have slacked
they can have slacked

V-ing perfect

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

Negation

Simple form

I cannot slack
you cannot slack
he cannot slack
we cannot slack
you cannot slack
they cannot slack

V-ing form

I cannot be slacking
you cannot be slacking
he cannot be slacking
we cannot be slacking
you cannot be slacking
they cannot be slacking

Perfect

I cannot have slacked
you cannot have slacked
he cannot have slacked
we cannot have slacked
you cannot have slacked
they cannot have slacked

V-ing perfect

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

Interrogative form

Simple form

can I slack?
can you slack?
can he slack?
can we slack?
can you slack?
can they slack?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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