I must baa you must baa she must baa we must baa you must baa they must baa
Forme en V-ing
I must be baaing you must be baaing she must be baaing we must be baaing you must be baaing they must be baaing
Perfect
I must have baaed you must have baaed she must have baaed we must have baaed you must have baaed they must have baaed
Perfect en V-ing
I must have been baaing you must have been baaing she must have been baaing we must have been baaing you must have been baaing they must have been baaing
Négation
Forme simple
I mustn't baa you mustn't baa she mustn't baa we mustn't baa you mustn't baa they mustn't baa
Forme en V-ing
I mustn't be baaing you mustn't be baaing she mustn't be baaing we mustn't be baaing you mustn't be baaing they mustn't be baaing
Perfect
I mustn't have baaed you mustn't have baaed she mustn't have baaed we mustn't have baaed you mustn't have baaed they mustn't have baaed
Perfect en V-ing
I mustn't have been baaing you mustn't have been baaing she mustn't have been baaing we mustn't have been baaing you mustn't have been baaing they mustn't have been baaing
Forme interrogative
Forme simple
must I baa? must you baa? must she baa? must we baa? must you baa? must they baa?
Forme en V-ing
must I be baaing? must you be baaing? must she be baaing? must we be baaing? must you be baaing? must they be baaing?
Perfect
must I have baaed? must you have baaed? must she have baaed? must we have baaed? must you have baaed? must they have baaed?
Perfect en V-ing
must I have been baaing? must you have been baaing? must she have been baaing? must we have been baaing? must you have been baaing? must they have been baaing?
Forme interro-négative
Forme simple
mustn't I baa? mustn't you baa? mustn't she baa? mustn't we baa? mustn't you baa? mustn't they baa?
Forme en V-ing
mustn't I be baaing? mustn't you be baaing? mustn't she be baaing? mustn't we be baaing? mustn't you be baaing? mustn't they be baaing?
Perfect
mustn't I have baaed? mustn't you have baaed? mustn't she have baaed? mustn't we have baaed? mustn't you have baaed? mustn't they have baaed?
Perfect en V-ing
mustn't I have been baaing? mustn't you have been baaing? mustn't she have been baaing? mustn't we have been baaing? mustn't you have been baaing? mustn't they have been baaing?