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