I must decorate you must decorate he must decorate we must decorate you must decorate they must decorate
Forma con 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
Perfecto
I must have decorated you must have decorated he must have decorated we must have decorated you must have decorated they must have decorated
Perfecto con 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
Negación
Forma 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
Forma con 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
Perfecto
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
Perfecto con 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
Forma interrogativa
Forma simple
must I decorate? must you decorate? must he decorate? must we decorate? must you decorate? must they decorate?
Forma con 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?
Perfecto
must I have decorated? must you have decorated? must he have decorated? must we have decorated? must you have decorated? must they have decorated?
Perfecto con 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?
Forma interro-negativa
Forma 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?
Forma con 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?
Perfecto
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?
Perfecto con 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?