I must tire you must tire he must tire we must tire you must tire they must tire
Forma com V-ing
I must be tiring you must be tiring he must be tiring we must be tiring you must be tiring they must be tiring
Perfeito
I must have tired you must have tired he must have tired we must have tired you must have tired they must have tired
Perfeito com V-ing
I must have been tiring you must have been tiring he must have been tiring we must have been tiring you must have been tiring they must have been tiring
Negação
Forma simple
I mustn't tire you mustn't tire he mustn't tire we mustn't tire you mustn't tire they mustn't tire
Forma com V-ing
I mustn't be tiring you mustn't be tiring he mustn't be tiring we mustn't be tiring you mustn't be tiring they mustn't be tiring
Perfeito
I mustn't have tired you mustn't have tired he mustn't have tired we mustn't have tired you mustn't have tired they mustn't have tired
Perfeito com V-ing
I mustn't have been tiring you mustn't have been tiring he mustn't have been tiring we mustn't have been tiring you mustn't have been tiring they mustn't have been tiring
Forma interrogativa
Forma simple
must I tire? must you tire? must he tire? must we tire? must you tire? must they tire?
Forma com V-ing
must I be tiring? must you be tiring? must he be tiring? must we be tiring? must you be tiring? must they be tiring?
Perfeito
must I have tired? must you have tired? must he have tired? must we have tired? must you have tired? must they have tired?
Perfeito com V-ing
must I have been tiring? must you have been tiring? must he have been tiring? must we have been tiring? must you have been tiring? must they have been tiring?
Forma interro-Negação
Forma simple
mustn't I tire? mustn't you tire? mustn't he tire? mustn't we tire? mustn't you tire? mustn't they tire?
Forma com V-ing
mustn't I be tiring? mustn't you be tiring? mustn't he be tiring? mustn't we be tiring? mustn't you be tiring? mustn't they be tiring?
Perfeito
mustn't I have tired? mustn't you have tired? mustn't he have tired? mustn't we have tired? mustn't you have tired? mustn't they have tired?
Perfeito com V-ing
mustn't I have been tiring? mustn't you have been tiring? mustn't he have been tiring? mustn't we have been tiring? mustn't you have been tiring? mustn't they have been tiring?