English verb conjugation MUST YES

Regular verb: yes - yesed - yesed

Affirmation

Simple form

I must yes
you must yes
she must yes
we must yes
you must yes
they must yes

V-ing form

I must be yesing
you must be yesing
she must be yesing
we must be yesing
you must be yesing
they must be yesing

Perfect

I must have yesed
you must have yesed
she must have yesed
we must have yesed
you must have yesed
they must have yesed

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I yes?
must you yes?
must she yes?
must we yes?
must you yes?
must they yes?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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