English verb conjugation MUST RETROGRADE

Regular verb: retrograde - retrograded - retrograded

Affirmation

Simple form

I must retrograde
you must retrograde
he must retrograde
we must retrograde
you must retrograde
they must retrograde

V-ing form

I must be retrograding
you must be retrograding
he must be retrograding
we must be retrograding
you must be retrograding
they must be retrograding

Perfect

I must have retrograded
you must have retrograded
he must have retrograded
we must have retrograded
you must have retrograded
they must have retrograded

V-ing perfect

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

Negation

Simple form

I must not retrograde
you must not retrograde
he must not retrograde
we must not retrograde
you must not retrograde
they must not retrograde

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I retrograde?
must you retrograde?
must he retrograde?
must we retrograde?
must you retrograde?
must they retrograde?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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