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