English verb conjugation MUST ACT

Regular verb: act - acted - acted

Affirmation

Simple form

I must act
you must act
he must act
we must act
you must act
they must act

V-ing form

I must be acting
you must be acting
he must be acting
we must be acting
you must be acting
they must be acting

Perfect

I must have acted
you must have acted
he must have acted
we must have acted
you must have acted
they must have acted

V-ing perfect

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

Negation

Simple form

I must not act
you must not act
he must not act
we must not act
you must not act
they must not act

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I act?
must you act?
must he act?
must we act?
must you act?
must they act?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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