must slack
Verbe régulier : slack - slacked- slacked
Traduction française : se laisser aller 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must slack
you must slack
she must slack
we must slack
you must slack
they must slack 	I must be slacking
you must be slacking
she must be slacking
we must be slacking
you must be slacking
they must be slacking	I must have slacked
you must have slacked
she must have slacked
we must have slacked
you must have slacked
they must have slacked	I must have been slacking
you must have been slacking
she must have been slacking
we must have been slacking
you must have been slacking
they must have been slacking	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mustn't slack
you mustn't slack
she mustn't slack
we mustn't slack
you mustn't slack
they mustn't slack 	I mustn't be slacking
you mustn't be slacking
she mustn't be slacking
we mustn't be slacking
you mustn't be slacking
they mustn't be slacking	I mustn't have slacked
you mustn't have slacked
she mustn't have slacked
we mustn't have slacked
you mustn't have slacked
they mustn't have slacked	I mustn't have been slacking
you mustn't have been slacking
she mustn't have been slacking
we mustn't have been slacking
you mustn't have been slacking
they mustn't have been slacking	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I slack?
must you slack?
must she slack?
must we slack?
must you slack?
must they slack? 	must I be slacking?
must you be slacking?
must she be slacking?
must we be slacking?
must you be slacking?
must they be slacking? 	must I have slacked?
must you have slacked?
must she have slacked?
must we have slacked?
must you have slacked?
must they have slacked? 	must I have been slacking?
must you have been slacking?
must she have been slacking?
must we have been slacking?
must you have been slacking?
must they have been slacking? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
mustn't I slack?
mustn't you slack?
mustn't she slack?
mustn't we slack?
mustn't you slack?
mustn't they slack? 	mustn't I be slacking?
mustn't you be slacking?
mustn't she be slacking?
mustn't we be slacking?
mustn't you be slacking?
mustn't they be slacking? 	mustn't I have slacked?
mustn't you have slacked?
mustn't she have slacked?
mustn't we have slacked?
mustn't you have slacked?
mustn't they have slacked? 	mustn't I have been slacking?
mustn't you have been slacking?
mustn't she have been slacking?
mustn't we have been slacking?
mustn't you have been slacking?
mustn't they have been slacking?