must overpack
Verbe régulier : overpack - overpacked- overpacked

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must overpack
you must overpack
she must overpack
we must overpack
you must overpack
they must overpack 	I must be overpacking
you must be overpacking
she must be overpacking
we must be overpacking
you must be overpacking
they must be overpacking	I must have overpacked
you must have overpacked
she must have overpacked
we must have overpacked
you must have overpacked
they must have overpacked	I must have been overpacking
you must have been overpacking
she must have been overpacking
we must have been overpacking
you must have been overpacking
they must have been overpacking	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mustn't overpack
you mustn't overpack
she mustn't overpack
we mustn't overpack
you mustn't overpack
they mustn't overpack 	I mustn't be overpacking
you mustn't be overpacking
she mustn't be overpacking
we mustn't be overpacking
you mustn't be overpacking
they mustn't be overpacking	I mustn't have overpacked
you mustn't have overpacked
she mustn't have overpacked
we mustn't have overpacked
you mustn't have overpacked
they mustn't have overpacked	I mustn't have been overpacking
you mustn't have been overpacking
she mustn't have been overpacking
we mustn't have been overpacking
you mustn't have been overpacking
they mustn't have been overpacking	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I overpack?
must you overpack?
must she overpack?
must we overpack?
must you overpack?
must they overpack? 	must I be overpacking?
must you be overpacking?
must she be overpacking?
must we be overpacking?
must you be overpacking?
must they be overpacking? 	must I have overpacked?
must you have overpacked?
must she have overpacked?
must we have overpacked?
must you have overpacked?
must they have overpacked? 	must I have been overpacking?
must you have been overpacking?
must she have been overpacking?
must we have been overpacking?
must you have been overpacking?
must they have been overpacking? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
mustn't I overpack?
mustn't you overpack?
mustn't she overpack?
mustn't we overpack?
mustn't you overpack?
mustn't they overpack? 	mustn't I be overpacking?
mustn't you be overpacking?
mustn't she be overpacking?
mustn't we be overpacking?
mustn't you be overpacking?
mustn't they be overpacking? 	mustn't I have overpacked?
mustn't you have overpacked?
mustn't she have overpacked?
mustn't we have overpacked?
mustn't you have overpacked?
mustn't they have overpacked? 	mustn't I have been overpacking?
mustn't you have been overpacking?
mustn't she have been overpacking?
mustn't we have been overpacking?
mustn't you have been overpacking?
mustn't they have been overpacking?