I must regurgitate you must regurgitate he must regurgitate we must regurgitate you must regurgitate they must regurgitate
Forme en V-ing
I must be regurgitating you must be regurgitating he must be regurgitating we must be regurgitating you must be regurgitating they must be regurgitating
Perfect
I must have regurgitated you must have regurgitated he must have regurgitated we must have regurgitated you must have regurgitated they must have regurgitated
Perfect en V-ing
I must have been regurgitating you must have been regurgitating he must have been regurgitating we must have been regurgitating you must have been regurgitating they must have been regurgitating
Négation
Forme simple
I mustn't regurgitate you mustn't regurgitate he mustn't regurgitate we mustn't regurgitate you mustn't regurgitate they mustn't regurgitate
Forme en V-ing
I mustn't be regurgitating you mustn't be regurgitating he mustn't be regurgitating we mustn't be regurgitating you mustn't be regurgitating they mustn't be regurgitating
Perfect
I mustn't have regurgitated you mustn't have regurgitated he mustn't have regurgitated we mustn't have regurgitated you mustn't have regurgitated they mustn't have regurgitated
Perfect en V-ing
I mustn't have been regurgitating you mustn't have been regurgitating he mustn't have been regurgitating we mustn't have been regurgitating you mustn't have been regurgitating they mustn't have been regurgitating
Forme interrogative
Forme simple
must I regurgitate? must you regurgitate? must he regurgitate? must we regurgitate? must you regurgitate? must they regurgitate?
Forme en V-ing
must I be regurgitating? must you be regurgitating? must he be regurgitating? must we be regurgitating? must you be regurgitating? must they be regurgitating?
Perfect
must I have regurgitated? must you have regurgitated? must he have regurgitated? must we have regurgitated? must you have regurgitated? must they have regurgitated?
Perfect en V-ing
must I have been regurgitating? must you have been regurgitating? must he have been regurgitating? must we have been regurgitating? must you have been regurgitating? must they have been regurgitating?
Forme interro-négative
Forme simple
mustn't I regurgitate? mustn't you regurgitate? mustn't he regurgitate? mustn't we regurgitate? mustn't you regurgitate? mustn't they regurgitate?
Forme en V-ing
mustn't I be regurgitating? mustn't you be regurgitating? mustn't he be regurgitating? mustn't we be regurgitating? mustn't you be regurgitating? mustn't they be regurgitating?
Perfect
mustn't I have regurgitated? mustn't you have regurgitated? mustn't he have regurgitated? mustn't we have regurgitated? mustn't you have regurgitated? mustn't they have regurgitated?
Perfect en V-ing
mustn't I have been regurgitating? mustn't you have been regurgitating? mustn't he have been regurgitating? mustn't we have been regurgitating? mustn't you have been regurgitating? mustn't they have been regurgitating?