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