English verb conjugation MUST RET

Regular verb: ret - retted - retted

Affirmation

Simple form

I must ret
you must ret
he must ret
we must ret
you must ret
they must ret

V-ing form

I must be retting
you must be retting
he must be retting
we must be retting
you must be retting
they must be retting

Perfect

I must have retted
you must have retted
he must have retted
we must have retted
you must have retted
they must have retted

V-ing perfect

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

Negation

Simple form

I must not ret
you must not ret
he must not ret
we must not ret
you must not ret
they must not ret

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I ret?
must you ret?
must he ret?
must we ret?
must you ret?
must they ret?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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