Coniugazione del verbo inglese
MUST KNOW

Verbo irregolare: know - knew - known

Affermazione

Forma semplice	Forma con V-ing
I must know you must know she must know we must know you must know they must know	I must be knowing you must be knowing she must be knowing we must be knowing you must be knowing they must be knowing
Perfetto	Perfetto con V-ing
I must have known you must have known she must have known we must have known you must have known they must have known	I must have been knowing you must have been knowing she must have been knowing we must have been knowing you must have been knowing they must have been knowing

Negazione

Forma semplice	Forma con V-ing
I mustn't know you mustn't know she mustn't know we mustn't know you mustn't know they mustn't know	I mustn't be knowing you mustn't be knowing she mustn't be knowing we mustn't be knowing you mustn't be knowing they mustn't be knowing
Perfetto	Perfetto con V-ing
I mustn't have known you mustn't have known she mustn't have known we mustn't have known you mustn't have known they mustn't have known	I mustn't have been knowing you mustn't have been knowing she mustn't have been knowing we mustn't have been knowing you mustn't have been knowing they mustn't have been knowing

Forma interrogativa

Forma semplice	Forma con V-ing
must I know? must you know? must she know? must we know? must you know? must they know?	must I be knowing? must you be knowing? must she be knowing? must we be knowing? must you be knowing? must they be knowing?
Perfetto	Perfetto con V-ing
must I have known? must you have known? must she have known? must we have known? must you have known? must they have known?	must I have been knowing? must you have been knowing? must she have been knowing? must we have been knowing? must you have been knowing? must they have been knowing?

Forma interro-negativa

Forma semplice	Forma con V-ing
mustn't I know? mustn't you know? mustn't she know? mustn't we know? mustn't you know? mustn't they know?	mustn't I be knowing? mustn't you be knowing? mustn't she be knowing? mustn't we be knowing? mustn't you be knowing? mustn't they be knowing?
Perfetto	Perfetto con V-ing
mustn't I have known? mustn't you have known? mustn't she have known? mustn't we have known? mustn't you have known? mustn't they have known?	mustn't I have been knowing? mustn't you have been knowing? mustn't she have been knowing? mustn't we have been knowing? mustn't you have been knowing? mustn't they have been knowing?