English verb conjugation MUST VEX

Regular verb: vex - vexed - vexed

Affirmation

Simple form

I must vex
you must vex
she must vex
we must vex
you must vex
they must vex

V-ing form

I must be vexing
you must be vexing
she must be vexing
we must be vexing
you must be vexing
they must be vexing

Perfect

I must have vexed
you must have vexed
she must have vexed
we must have vexed
you must have vexed
they must have vexed

V-ing perfect

I must have been vexing
you must have been vexing
she must have been vexing
we must have been vexing
you must have been vexing
they must have been vexing

Negation

Simple form

I mustn't vex
you mustn't vex
she mustn't vex
we mustn't vex
you mustn't vex
they mustn't vex

V-ing form

I mustn't be vexing
you mustn't be vexing
she mustn't be vexing
we mustn't be vexing
you mustn't be vexing
they mustn't be vexing

Perfect

I mustn't have vexed
you mustn't have vexed
she mustn't have vexed
we mustn't have vexed
you mustn't have vexed
they mustn't have vexed

V-ing perfect

I mustn't have been vexing
you mustn't have been vexing
she mustn't have been vexing
we mustn't have been vexing
you mustn't have been vexing
they mustn't have been vexing

Interrogative form

Simple form

must I vex?
must you vex?
must she vex?
must we vex?
must you vex?
must they vex?

V-ing form

must I be vexing?
must you be vexing?
must she be vexing?
must we be vexing?
must you be vexing?
must they be vexing?

Perfect

must I have vexed?
must you have vexed?
must she have vexed?
must we have vexed?
must you have vexed?
must they have vexed?

V-ing perfect

must I have been vexing?
must you have been vexing?
must she have been vexing?
must we have been vexing?
must you have been vexing?
must they have been vexing?

Interro-negative form

Simple form

mustn't I vex?
mustn't you vex?
mustn't she vex?
mustn't we vex?
mustn't you vex?
mustn't they vex?

V-ing form

mustn't I be vexing?
mustn't you be vexing?
mustn't she be vexing?
mustn't we be vexing?
mustn't you be vexing?
mustn't they be vexing?

Perfect

mustn't I have vexed?
mustn't you have vexed?
mustn't she have vexed?
mustn't we have vexed?
mustn't you have vexed?
mustn't they have vexed?

V-ing perfect

mustn't I have been vexing?
mustn't you have been vexing?
mustn't she have been vexing?
mustn't we have been vexing?
mustn't you have been vexing?
mustn't they have been vexing?

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