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