English verb conjugation MUST UNTEACH

Irregular verb: unteach - untaught - untaught

Affirmation

Simple form

I must unteach
you must unteach
she must unteach
we must unteach
you must unteach
they must unteach

V-ing form

I must be unteaching
you must be unteaching
she must be unteaching
we must be unteaching
you must be unteaching
they must be unteaching

Perfect

I must have untaught
you must have untaught
she must have untaught
we must have untaught
you must have untaught
they must have untaught

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I unteach?
must you unteach?
must she unteach?
must we unteach?
must you unteach?
must they unteach?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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