English verb conjugation
COULD OVERPROPORTION

Regular verb: overproportion - overproportioned - overproportioned

Affirmation

Simple form	V-ing form
I could overproportion you could overproportion she could overproportion we could overproportion you could overproportion they could overproportion	I could be overproportioning you could be overproportioning she could be overproportioning we could be overproportioning you could be overproportioning they could be overproportioning
Perfect	V-ing perfect
I could have overproportioned you could have overproportioned she could have overproportioned we could have overproportioned you could have overproportioned they could have overproportioned	I could have been overproportioning you could have been overproportioning she could have been overproportioning we could have been overproportioning you could have been overproportioning they could have been overproportioning

Negation

Simple form	V-ing form
I couldn't overproportion you couldn't overproportion she couldn't overproportion we couldn't overproportion you couldn't overproportion they couldn't overproportion	I couldn't be overproportioning you couldn't be overproportioning she couldn't be overproportioning we couldn't be overproportioning you couldn't be overproportioning they couldn't be overproportioning
Perfect	V-ing perfect
I couldn't have overproportioned you couldn't have overproportioned she couldn't have overproportioned we couldn't have overproportioned you couldn't have overproportioned they couldn't have overproportioned	I couldn't have been overproportioning you couldn't have been overproportioning she couldn't have been overproportioning we couldn't have been overproportioning you couldn't have been overproportioning they couldn't have been overproportioning

Interrogative form

Simple form	V-ing form
could I overproportion? could you overproportion? could she overproportion? could we overproportion? could you overproportion? could they overproportion?	could I be overproportioning? could you be overproportioning? could she be overproportioning? could we be overproportioning? could you be overproportioning? could they be overproportioning?
Perfect	V-ing perfect
could I have overproportioned? could you have overproportioned? could she have overproportioned? could we have overproportioned? could you have overproportioned? could they have overproportioned?	could I have been overproportioning? could you have been overproportioning? could she have been overproportioning? could we have been overproportioning? could you have been overproportioning? could they have been overproportioning?

Interro-negative form

Simple form	V-ing form
couldn't I overproportion? couldn't you overproportion? couldn't she overproportion? couldn't we overproportion? couldn't you overproportion? couldn't they overproportion?	couldn't I be overproportioning? couldn't you be overproportioning? couldn't she be overproportioning? couldn't we be overproportioning? couldn't you be overproportioning? couldn't they be overproportioning?
Perfect	V-ing perfect
couldn't I have overproportioned? couldn't you have overproportioned? couldn't she have overproportioned? couldn't we have overproportioned? couldn't you have overproportioned? couldn't they have overproportioned?	couldn't I have been overproportioning? couldn't you have been overproportioning? couldn't she have been overproportioning? couldn't we have been overproportioning? couldn't you have been overproportioning? couldn't they have been overproportioning?