English verb conjugation MUST UNSHIFT

Regular verb: unshift - unshifted - unshifted

Affirmation

Simple form

I must unshift
you must unshift
he must unshift
we must unshift
you must unshift
they must unshift

V-ing form

I must be unshifting
you must be unshifting
he must be unshifting
we must be unshifting
you must be unshifting
they must be unshifting

Perfect

I must have unshifted
you must have unshifted
he must have unshifted
we must have unshifted
you must have unshifted
they must have unshifted

V-ing perfect

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

Negation

Simple form

I mustn't unshift
you mustn't unshift
he mustn't unshift
we mustn't unshift
you mustn't unshift
they mustn't unshift

V-ing form

I mustn't be unshifting
you mustn't be unshifting
he mustn't be unshifting
we mustn't be unshifting
you mustn't be unshifting
they mustn't be unshifting

Perfect

I mustn't have unshifted
you mustn't have unshifted
he mustn't have unshifted
we mustn't have unshifted
you mustn't have unshifted
they mustn't have unshifted

V-ing perfect

I mustn't have been unshifting
you mustn't have been unshifting
he mustn't have been unshifting
we mustn't have been unshifting
you mustn't have been unshifting
they mustn't have been unshifting

Interrogative form

Simple form

must I unshift?
must you unshift?
must he unshift?
must we unshift?
must you unshift?
must they unshift?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

mustn't I unshift?
mustn't you unshift?
mustn't he unshift?
mustn't we unshift?
mustn't you unshift?
mustn't they unshift?

V-ing form

mustn't I be unshifting?
mustn't you be unshifting?
mustn't he be unshifting?
mustn't we be unshifting?
mustn't you be unshifting?
mustn't they be unshifting?

Perfect

mustn't I have unshifted?
mustn't you have unshifted?
mustn't he have unshifted?
mustn't we have unshifted?
mustn't you have unshifted?
mustn't they have unshifted?

V-ing perfect

mustn't I have been unshifting?
mustn't you have been unshifting?
mustn't he have been unshifting?
mustn't we have been unshifting?
mustn't you have been unshifting?
mustn't they have been unshifting?

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