English verb conjugation
MUST RATION

Regular verb: ration - rationed - rationed

Affirmation

Simple form	V-ing form
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
Perfect	V-ing perfect
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

Negation

Simple form	V-ing form
I mustn't ration you mustn't ration he mustn't ration we mustn't ration you mustn't ration they mustn't ration	I mustn't be rationing you mustn't be rationing he mustn't be rationing we mustn't be rationing you mustn't be rationing they mustn't be rationing
Perfect	V-ing perfect
I mustn't have rationed you mustn't have rationed he mustn't have rationed we mustn't have rationed you mustn't have rationed they mustn't have rationed	I mustn't have been rationing you mustn't have been rationing he mustn't have been rationing we mustn't have been rationing you mustn't have been rationing they mustn't have been rationing

Interrogative form

Simple form	V-ing form
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?
Perfect	V-ing perfect
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?

Interro-negative form

Simple form	V-ing form
mustn't I ration? mustn't you ration? mustn't he ration? mustn't we ration? mustn't you ration? mustn't they ration?	mustn't I be rationing? mustn't you be rationing? mustn't he be rationing? mustn't we be rationing? mustn't you be rationing? mustn't they be rationing?
Perfect	V-ing perfect
mustn't I have rationed? mustn't you have rationed? mustn't he have rationed? mustn't we have rationed? mustn't you have rationed? mustn't they have rationed?	mustn't I have been rationing? mustn't you have been rationing? mustn't he have been rationing? mustn't we have been rationing? mustn't you have been rationing? mustn't they have been rationing?