English verb conjugation
COULD FLAME

Regular verb: flame - flamed - flamed

Affirmation

Simple form	V-ing form
I could flame you could flame she could flame we could flame you could flame they could flame	I could be flaming you could be flaming she could be flaming we could be flaming you could be flaming they could be flaming
Perfect	V-ing perfect
I could have flamed you could have flamed she could have flamed we could have flamed you could have flamed they could have flamed	I could have been flaming you could have been flaming she could have been flaming we could have been flaming you could have been flaming they could have been flaming

Negation

Simple form	V-ing form
I couldn't flame you couldn't flame she couldn't flame we couldn't flame you couldn't flame they couldn't flame	I couldn't be flaming you couldn't be flaming she couldn't be flaming we couldn't be flaming you couldn't be flaming they couldn't be flaming
Perfect	V-ing perfect
I couldn't have flamed you couldn't have flamed she couldn't have flamed we couldn't have flamed you couldn't have flamed they couldn't have flamed	I couldn't have been flaming you couldn't have been flaming she couldn't have been flaming we couldn't have been flaming you couldn't have been flaming they couldn't have been flaming

Interrogative form

Simple form	V-ing form
could I flame? could you flame? could she flame? could we flame? could you flame? could they flame?	could I be flaming? could you be flaming? could she be flaming? could we be flaming? could you be flaming? could they be flaming?
Perfect	V-ing perfect
could I have flamed? could you have flamed? could she have flamed? could we have flamed? could you have flamed? could they have flamed?	could I have been flaming? could you have been flaming? could she have been flaming? could we have been flaming? could you have been flaming? could they have been flaming?

Interro-negative form

Simple form	V-ing form
couldn't I flame? couldn't you flame? couldn't she flame? couldn't we flame? couldn't you flame? couldn't they flame?	couldn't I be flaming? couldn't you be flaming? couldn't she be flaming? couldn't we be flaming? couldn't you be flaming? couldn't they be flaming?
Perfect	V-ing perfect
couldn't I have flamed? couldn't you have flamed? couldn't she have flamed? couldn't we have flamed? couldn't you have flamed? couldn't they have flamed?	couldn't I have been flaming? couldn't you have been flaming? couldn't she have been flaming? couldn't we have been flaming? couldn't you have been flaming? couldn't they have been flaming?