English verb conjugation MUST RETCH

Regular verb: retch - retched - retched

Affirmation

Simple form

I must retch
you must retch
he must retch
we must retch
you must retch
they must retch

V-ing form

I must be retching
you must be retching
he must be retching
we must be retching
you must be retching
they must be retching

Perfect

I must have retched
you must have retched
he must have retched
we must have retched
you must have retched
they must have retched

V-ing perfect

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

Negation

Simple form

I must not retch
you must not retch
he must not retch
we must not retch
you must not retch
they must not retch

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I retch?
must you retch?
must he retch?
must we retch?
must you retch?
must they retch?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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