I must kitten you must kitten she must kitten we must kitten you must kitten they must kitten
Forma con V-ing
I must be kittening you must be kittening she must be kittening we must be kittening you must be kittening they must be kittening
Perfecto
I must have kittened you must have kittened she must have kittened we must have kittened you must have kittened they must have kittened
Perfecto con V-ing
I must have been kittening you must have been kittening she must have been kittening we must have been kittening you must have been kittening they must have been kittening
Negación
Forma simple
I mustn't kitten you mustn't kitten she mustn't kitten we mustn't kitten you mustn't kitten they mustn't kitten
Forma con V-ing
I mustn't be kittening you mustn't be kittening she mustn't be kittening we mustn't be kittening you mustn't be kittening they mustn't be kittening
Perfecto
I mustn't have kittened you mustn't have kittened she mustn't have kittened we mustn't have kittened you mustn't have kittened they mustn't have kittened
Perfecto con V-ing
I mustn't have been kittening you mustn't have been kittening she mustn't have been kittening we mustn't have been kittening you mustn't have been kittening they mustn't have been kittening
Forma interrogativa
Forma simple
must I kitten? must you kitten? must she kitten? must we kitten? must you kitten? must they kitten?
Forma con V-ing
must I be kittening? must you be kittening? must she be kittening? must we be kittening? must you be kittening? must they be kittening?
Perfecto
must I have kittened? must you have kittened? must she have kittened? must we have kittened? must you have kittened? must they have kittened?
Perfecto con V-ing
must I have been kittening? must you have been kittening? must she have been kittening? must we have been kittening? must you have been kittening? must they have been kittening?
Forma interro-negativa
Forma simple
mustn't I kitten? mustn't you kitten? mustn't she kitten? mustn't we kitten? mustn't you kitten? mustn't they kitten?
Forma con V-ing
mustn't I be kittening? mustn't you be kittening? mustn't she be kittening? mustn't we be kittening? mustn't you be kittening? mustn't they be kittening?
Perfecto
mustn't I have kittened? mustn't you have kittened? mustn't she have kittened? mustn't we have kittened? mustn't you have kittened? mustn't they have kittened?
Perfecto con V-ing
mustn't I have been kittening? mustn't you have been kittening? mustn't she have been kittening? mustn't we have been kittening? mustn't you have been kittening? mustn't they have been kittening?