English verb conjugation MUST HAVE

Irregular verb: have - had - had

Affirmation

Simple form

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

V-ing form

I must be having
you must be having
she must be having
we must be having
you must be having
they must be having

Perfect

I must have had
you must have had
she must have had
we must have had
you must have had
they must have had

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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