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