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