I must stuff you must stuff she must stuff we must stuff you must stuff they must stuff
Forma com V-ing
I must be stuffing you must be stuffing she must be stuffing we must be stuffing you must be stuffing they must be stuffing
Perfeito
I must have stuffed you must have stuffed she must have stuffed we must have stuffed you must have stuffed they must have stuffed
Perfeito com V-ing
I must have been stuffing you must have been stuffing she must have been stuffing we must have been stuffing you must have been stuffing they must have been stuffing
Negação
Forma simple
I mustn't stuff you mustn't stuff she mustn't stuff we mustn't stuff you mustn't stuff they mustn't stuff
Forma com V-ing
I mustn't be stuffing you mustn't be stuffing she mustn't be stuffing we mustn't be stuffing you mustn't be stuffing they mustn't be stuffing
Perfeito
I mustn't have stuffed you mustn't have stuffed she mustn't have stuffed we mustn't have stuffed you mustn't have stuffed they mustn't have stuffed
Perfeito com V-ing
I mustn't have been stuffing you mustn't have been stuffing she mustn't have been stuffing we mustn't have been stuffing you mustn't have been stuffing they mustn't have been stuffing
Forma interrogativa
Forma simple
must I stuff? must you stuff? must she stuff? must we stuff? must you stuff? must they stuff?
Forma com V-ing
must I be stuffing? must you be stuffing? must she be stuffing? must we be stuffing? must you be stuffing? must they be stuffing?
Perfeito
must I have stuffed? must you have stuffed? must she have stuffed? must we have stuffed? must you have stuffed? must they have stuffed?
Perfeito com V-ing
must I have been stuffing? must you have been stuffing? must she have been stuffing? must we have been stuffing? must you have been stuffing? must they have been stuffing?
Forma interro-Negação
Forma simple
mustn't I stuff? mustn't you stuff? mustn't she stuff? mustn't we stuff? mustn't you stuff? mustn't they stuff?
Forma com V-ing
mustn't I be stuffing? mustn't you be stuffing? mustn't she be stuffing? mustn't we be stuffing? mustn't you be stuffing? mustn't they be stuffing?
Perfeito
mustn't I have stuffed? mustn't you have stuffed? mustn't she have stuffed? mustn't we have stuffed? mustn't you have stuffed? mustn't they have stuffed?
Perfeito com V-ing
mustn't I have been stuffing? mustn't you have been stuffing? mustn't she have been stuffing? mustn't we have been stuffing? mustn't you have been stuffing? mustn't they have been stuffing?