must carpool
Verbe régulier : carpool - carpooled- carpooled

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must carpool
you must carpool
he must carpool
we must carpool
you must carpool
they must carpool 	I must be carpooling
you must be carpooling
he must be carpooling
we must be carpooling
you must be carpooling
they must be carpooling	I must have carpooled
you must have carpooled
he must have carpooled
we must have carpooled
you must have carpooled
they must have carpooled	I must have been carpooling
you must have been carpooling
he must have been carpooling
we must have been carpooling
you must have been carpooling
they must have been carpooling	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mustn't carpool
you mustn't carpool
he mustn't carpool
we mustn't carpool
you mustn't carpool
they mustn't carpool 	I mustn't be carpooling
you mustn't be carpooling
he mustn't be carpooling
we mustn't be carpooling
you mustn't be carpooling
they mustn't be carpooling	I mustn't have carpooled
you mustn't have carpooled
he mustn't have carpooled
we mustn't have carpooled
you mustn't have carpooled
they mustn't have carpooled	I mustn't have been carpooling
you mustn't have been carpooling
he mustn't have been carpooling
we mustn't have been carpooling
you mustn't have been carpooling
they mustn't have been carpooling	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I carpool?
must you carpool?
must he carpool?
must we carpool?
must you carpool?
must they carpool? 	must I be carpooling?
must you be carpooling?
must he be carpooling?
must we be carpooling?
must you be carpooling?
must they be carpooling? 	must I have carpooled?
must you have carpooled?
must he have carpooled?
must we have carpooled?
must you have carpooled?
must they have carpooled? 	must I have been carpooling?
must you have been carpooling?
must he have been carpooling?
must we have been carpooling?
must you have been carpooling?
must they have been carpooling? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
mustn't I carpool?
mustn't you carpool?
mustn't he carpool?
mustn't we carpool?
mustn't you carpool?
mustn't they carpool? 	mustn't I be carpooling?
mustn't you be carpooling?
mustn't he be carpooling?
mustn't we be carpooling?
mustn't you be carpooling?
mustn't they be carpooling? 	mustn't I have carpooled?
mustn't you have carpooled?
mustn't he have carpooled?
mustn't we have carpooled?
mustn't you have carpooled?
mustn't they have carpooled? 	mustn't I have been carpooling?
mustn't you have been carpooling?
mustn't he have been carpooling?
mustn't we have been carpooling?
mustn't you have been carpooling?
mustn't they have been carpooling?