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