must rue
Verbe régulier : rue - rued- rued
Traduction française : regretter 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must rue
you must rue
she must rue
we must rue
you must rue
they must rue 	I must be ruing
you must be ruing
she must be ruing
we must be ruing
you must be ruing
they must be ruing	I must have rued
you must have rued
she must have rued
we must have rued
you must have rued
they must have rued	I must have been ruing
you must have been ruing
she must have been ruing
we must have been ruing
you must have been ruing
they must have been ruing	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mustn't rue
you mustn't rue
she mustn't rue
we mustn't rue
you mustn't rue
they mustn't rue 	I mustn't be ruing
you mustn't be ruing
she mustn't be ruing
we mustn't be ruing
you mustn't be ruing
they mustn't be ruing	I mustn't have rued
you mustn't have rued
she mustn't have rued
we mustn't have rued
you mustn't have rued
they mustn't have rued	I mustn't have been ruing
you mustn't have been ruing
she mustn't have been ruing
we mustn't have been ruing
you mustn't have been ruing
they mustn't have been ruing	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I rue?
must you rue?
must she rue?
must we rue?
must you rue?
must they rue? 	must I be ruing?
must you be ruing?
must she be ruing?
must we be ruing?
must you be ruing?
must they be ruing? 	must I have rued?
must you have rued?
must she have rued?
must we have rued?
must you have rued?
must they have rued? 	must I have been ruing?
must you have been ruing?
must she have been ruing?
must we have been ruing?
must you have been ruing?
must they have been ruing? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
mustn't I rue?
mustn't you rue?
mustn't she rue?
mustn't we rue?
mustn't you rue?
mustn't they rue? 	mustn't I be ruing?
mustn't you be ruing?
mustn't she be ruing?
mustn't we be ruing?
mustn't you be ruing?
mustn't they be ruing? 	mustn't I have rued?
mustn't you have rued?
mustn't she have rued?
mustn't we have rued?
mustn't you have rued?
mustn't they have rued? 	mustn't I have been ruing?
mustn't you have been ruing?
mustn't she have been ruing?
mustn't we have been ruing?
mustn't you have been ruing?
mustn't they have been ruing?