English verb conjugation MUST FORBEAR

Irregular verb: forbear - forbore - forborne, forborn

Affirmation

Simple form

I must forbear
you must forbear
he must forbear
we must forbear
you must forbear
they must forbear

V-ing form

I must be forbearing
you must be forbearing
he must be forbearing
we must be forbearing
you must be forbearing
they must be forbearing

Perfect

I must have forborne, forborn
you must have forborne, forborn
he must have forborne, forborn
we must have forborne, forborn
you must have forborne, forborn
they must have forborne, forborn

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

I mustn't have forborne, forborn
you mustn't have forborne, forborn
he mustn't have forborne, forborn
we mustn't have forborne, forborn
you mustn't have forborne, forborn
they mustn't have forborne, forborn

V-ing perfect

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

Interrogative form

Simple form

must I forbear?
must you forbear?
must he forbear?
must we forbear?
must you forbear?
must they forbear?

V-ing form

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

Perfect

must I have forborne, forborn?
must you have forborne, forborn?
must he have forborne, forborn?
must we have forborne, forborn?
must you have forborne, forborn?
must they have forborne, forborn?

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

mustn't I have forborne, forborn?
mustn't you have forborne, forborn?
mustn't he have forborne, forborn?
mustn't we have forborne, forborn?
mustn't you have forborne, forborn?
mustn't they have forborne, forborn?

V-ing perfect

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

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