I must contain you must contain she must contain we must contain you must contain they must contain
Forma com V-ing
I must be containing you must be containing she must be containing we must be containing you must be containing they must be containing
Perfeito
I must have contained you must have contained she must have contained we must have contained you must have contained they must have contained
Perfeito com V-ing
I must have been containing you must have been containing she must have been containing we must have been containing you must have been containing they must have been containing
Negação
Forma simple
I mustn't contain you mustn't contain she mustn't contain we mustn't contain you mustn't contain they mustn't contain
Forma com V-ing
I mustn't be containing you mustn't be containing she mustn't be containing we mustn't be containing you mustn't be containing they mustn't be containing
Perfeito
I mustn't have contained you mustn't have contained she mustn't have contained we mustn't have contained you mustn't have contained they mustn't have contained
Perfeito com V-ing
I mustn't have been containing you mustn't have been containing she mustn't have been containing we mustn't have been containing you mustn't have been containing they mustn't have been containing
Forma interrogativa
Forma simple
must I contain? must you contain? must she contain? must we contain? must you contain? must they contain?
Forma com V-ing
must I be containing? must you be containing? must she be containing? must we be containing? must you be containing? must they be containing?
Perfeito
must I have contained? must you have contained? must she have contained? must we have contained? must you have contained? must they have contained?
Perfeito com V-ing
must I have been containing? must you have been containing? must she have been containing? must we have been containing? must you have been containing? must they have been containing?
Forma interro-Negação
Forma simple
mustn't I contain? mustn't you contain? mustn't she contain? mustn't we contain? mustn't you contain? mustn't they contain?
Forma com V-ing
mustn't I be containing? mustn't you be containing? mustn't she be containing? mustn't we be containing? mustn't you be containing? mustn't they be containing?
Perfeito
mustn't I have contained? mustn't you have contained? mustn't she have contained? mustn't we have contained? mustn't you have contained? mustn't they have contained?
Perfeito com V-ing
mustn't I have been containing? mustn't you have been containing? mustn't she have been containing? mustn't we have been containing? mustn't you have been containing? mustn't they have been containing?