I must low you must low he must low we must low you must low they must low
Forma con V-ing
I must be lowing you must be lowing he must be lowing we must be lowing you must be lowing they must be lowing
Perfecto
I must have lowed you must have lowed he must have lowed we must have lowed you must have lowed they must have lowed
Perfecto con V-ing
I must have been lowing you must have been lowing he must have been lowing we must have been lowing you must have been lowing they must have been lowing
Negación
Forma simple
I mustn't low you mustn't low he mustn't low we mustn't low you mustn't low they mustn't low
Forma con V-ing
I mustn't be lowing you mustn't be lowing he mustn't be lowing we mustn't be lowing you mustn't be lowing they mustn't be lowing
Perfecto
I mustn't have lowed you mustn't have lowed he mustn't have lowed we mustn't have lowed you mustn't have lowed they mustn't have lowed
Perfecto con V-ing
I mustn't have been lowing you mustn't have been lowing he mustn't have been lowing we mustn't have been lowing you mustn't have been lowing they mustn't have been lowing
Forma interrogativa
Forma simple
must I low? must you low? must he low? must we low? must you low? must they low?
Forma con V-ing
must I be lowing? must you be lowing? must he be lowing? must we be lowing? must you be lowing? must they be lowing?
Perfecto
must I have lowed? must you have lowed? must he have lowed? must we have lowed? must you have lowed? must they have lowed?
Perfecto con V-ing
must I have been lowing? must you have been lowing? must he have been lowing? must we have been lowing? must you have been lowing? must they have been lowing?
Forma interro-negativa
Forma simple
mustn't I low? mustn't you low? mustn't he low? mustn't we low? mustn't you low? mustn't they low?
Forma con V-ing
mustn't I be lowing? mustn't you be lowing? mustn't he be lowing? mustn't we be lowing? mustn't you be lowing? mustn't they be lowing?
Perfecto
mustn't I have lowed? mustn't you have lowed? mustn't he have lowed? mustn't we have lowed? mustn't you have lowed? mustn't they have lowed?
Perfecto con V-ing
mustn't I have been lowing? mustn't you have been lowing? mustn't he have been lowing? mustn't we have been lowing? mustn't you have been lowing? mustn't they have been lowing?