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