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