must ration
Verbe régulier : ration - rationed- rationed
Traduction française : rationner - limiter 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must ration
you must ration
he must ration
we must ration
you must ration
they must ration 	I must be rationing
you must be rationing
he must be rationing
we must be rationing
you must be rationing
they must be rationing	I must have rationed
you must have rationed
he must have rationed
we must have rationed
you must have rationed
they must have rationed	I must have been rationing
you must have been rationing
he must have been rationing
we must have been rationing
you must have been rationing
they must have been rationing	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must not ration
you must not ration
he must not ration
we must not ration
you must not ration
they must not ration 	I must not be rationing
you must not be rationing
he must not be rationing
we must not be rationing
you must not be rationing
they must not be rationing	I must not have rationed
you must not have rationed
he must not have rationed
we must not have rationed
you must not have rationed
they must not have rationed	I must not have been rationing
you must not have been rationing
he must not have been rationing
we must not have been rationing
you must not have been rationing
they must not have been rationing	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I ration?
must you ration?
must he ration?
must we ration?
must you ration?
must they ration? 	must I be rationing?
must you be rationing?
must he be rationing?
must we be rationing?
must you be rationing?
must they be rationing? 	must I have rationed?
must you have rationed?
must he have rationed?
must we have rationed?
must you have rationed?
must they have rationed? 	must I have been rationing?
must you have been rationing?
must he have been rationing?
must we have been rationing?
must you have been rationing?
must they have been rationing? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I not ration?
must you not ration?
must he not ration?
must we not ration?
must you not ration?
must they not ration? 	must I not be rationing?
must you not be rationing?
must he not be rationing?
must we not be rationing?
must you not be rationing?
must they not be rationing? 	must I not have rationed?
must you not have rationed?
must he not have rationed?
must we not have rationed?
must you not have rationed?
must they not have rationed? 	must I not have been rationing?
must you not have been rationing?
must he not have been rationing?
must we not have been rationing?
must you not have been rationing?
must they not have been rationing?