English verb conjugation MUST PREALTER

Regular verb: prealter - prealtered - prealtered

Affirmation

Simple form

I must prealter
you must prealter
he must prealter
we must prealter
you must prealter
they must prealter

V-ing form

I must be prealtering
you must be prealtering
he must be prealtering
we must be prealtering
you must be prealtering
they must be prealtering

Perfect

I must have prealtered
you must have prealtered
he must have prealtered
we must have prealtered
you must have prealtered
they must have prealtered

V-ing perfect

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

Negation

Simple form

I must not prealter
you must not prealter
he must not prealter
we must not prealter
you must not prealter
they must not prealter

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I prealter?
must you prealter?
must he prealter?
must we prealter?
must you prealter?
must they prealter?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Page top