English verb conjugation
COULD FLAME

Regular verb: flame - flamed - flamed

Affirmation

Simple form	V-ing form
I could flame you could flame he could flame we could flame you could flame they could flame	I could be flaming you could be flaming he 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 he 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 he 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 could not flame you could not flame he could not flame we could not flame you could not flame they could not flame	I could not be flaming you could not be flaming he could not be flaming we could not be flaming you could not be flaming they could not be flaming
Perfect	V-ing perfect
I could not have flamed you could not have flamed he could not have flamed we could not have flamed you could not have flamed they could not have flamed	I could not have been flaming you could not have been flaming he could not have been flaming we could not have been flaming you could not have been flaming they could not have been flaming

Interrogative form

Simple form	V-ing form
could I flame? could you flame? could he flame? could we flame? could you flame? could they flame?	could I be flaming? could you be flaming? could he 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 he 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 he 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
could I not flame? could you not flame? could he not flame? could we not flame? could you not flame? could they not flame?	could I not be flaming? could you not be flaming? could he not be flaming? could we not be flaming? could you not be flaming? could they not be flaming?
Perfect	V-ing perfect
could I not have flamed? could you not have flamed? could he not have flamed? could we not have flamed? could you not have flamed? could they not have flamed?	could I not have been flaming? could you not have been flaming? could he not have been flaming? could we not have been flaming? could you not have been flaming? could they not have been flaming?