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