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