English verb conjugation
COULD RATION

Regular verb: ration - rationed - rationed

Affirmation

Simple form	V-ing form
I could ration you could ration she could ration we could ration you could ration they could ration	I could be rationing you could be rationing she could be rationing we could be rationing you could be rationing they could be rationing
Perfect	V-ing perfect
I could have rationed you could have rationed she could have rationed we could have rationed you could have rationed they could have rationed	I could have been rationing you could have been rationing she could have been rationing we could have been rationing you could have been rationing they could have been rationing

Negation

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

Interrogative form

Simple form	V-ing form
could I ration? could you ration? could she ration? could we ration? could you ration? could they ration?	could I be rationing? could you be rationing? could she be rationing? could we be rationing? could you be rationing? could they be rationing?
Perfect	V-ing perfect
could I have rationed? could you have rationed? could she have rationed? could we have rationed? could you have rationed? could they have rationed?	could I have been rationing? could you have been rationing? could she have been rationing? could we have been rationing? could you have been rationing? could they have been rationing?

Interro-negative form

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