English verb conjugation MUST FLEX

Regular verb: flex - flexed - flexed

Affirmation

Simple form

I must flex
you must flex
he must flex
we must flex
you must flex
they must flex

V-ing form

I must be flexing
you must be flexing
he must be flexing
we must be flexing
you must be flexing
they must be flexing

Perfect

I must have flexed
you must have flexed
he must have flexed
we must have flexed
you must have flexed
they must have flexed

V-ing perfect

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

Negation

Simple form

I must not flex
you must not flex
he must not flex
we must not flex
you must not flex
they must not flex

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I flex?
must you flex?
must he flex?
must we flex?
must you flex?
must they flex?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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