English verb conjugation MUST SLACK

Regular verb: slack - slacked - slacked

Affirmation

Simple form

I must slack
you must slack
he must slack
we must slack
you must slack
they must slack

V-ing form

I must be slacking
you must be slacking
he must be slacking
we must be slacking
you must be slacking
they must be slacking

Perfect

I must have slacked
you must have slacked
he must have slacked
we must have slacked
you must have slacked
they must have slacked

V-ing perfect

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

Negation

Simple form

I must not slack
you must not slack
he must not slack
we must not slack
you must not slack
they must not slack

V-ing form

I must not be slacking
you must not be slacking
he must not be slacking
we must not be slacking
you must not be slacking
they must not be slacking

Perfect

I must not have slacked
you must not have slacked
he must not have slacked
we must not have slacked
you must not have slacked
they must not have slacked

V-ing perfect

I must not have been slacking
you must not have been slacking
he must not have been slacking
we must not have been slacking
you must not have been slacking
they must not have been slacking

Interrogative form

Simple form

must I slack?
must you slack?
must he slack?
must we slack?
must you slack?
must they slack?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Page top