English verb conjugation
COULD RAID

Regular verb: raid - raided - raided

Affirmation

Simple form	V-ing form
I could raid you could raid he could raid we could raid you could raid they could raid	I could be raiding you could be raiding he could be raiding we could be raiding you could be raiding they could be raiding
Perfect	V-ing perfect
I could have raided you could have raided he could have raided we could have raided you could have raided they could have raided	I could have been raiding you could have been raiding he could have been raiding we could have been raiding you could have been raiding they could have been raiding

Negation

Simple form	V-ing form
I couldn't raid you couldn't raid he couldn't raid we couldn't raid you couldn't raid they couldn't raid	I couldn't be raiding you couldn't be raiding he couldn't be raiding we couldn't be raiding you couldn't be raiding they couldn't be raiding
Perfect	V-ing perfect
I couldn't have raided you couldn't have raided he couldn't have raided we couldn't have raided you couldn't have raided they couldn't have raided	I couldn't have been raiding you couldn't have been raiding he couldn't have been raiding we couldn't have been raiding you couldn't have been raiding they couldn't have been raiding

Interrogative form

Simple form	V-ing form
could I raid? could you raid? could he raid? could we raid? could you raid? could they raid?	could I be raiding? could you be raiding? could he be raiding? could we be raiding? could you be raiding? could they be raiding?
Perfect	V-ing perfect
could I have raided? could you have raided? could he have raided? could we have raided? could you have raided? could they have raided?	could I have been raiding? could you have been raiding? could he have been raiding? could we have been raiding? could you have been raiding? could they have been raiding?

Interro-negative form

Simple form	V-ing form
couldn't I raid? couldn't you raid? couldn't he raid? couldn't we raid? couldn't you raid? couldn't they raid?	couldn't I be raiding? couldn't you be raiding? couldn't he be raiding? couldn't we be raiding? couldn't you be raiding? couldn't they be raiding?
Perfect	V-ing perfect
couldn't I have raided? couldn't you have raided? couldn't he have raided? couldn't we have raided? couldn't you have raided? couldn't they have raided?	couldn't I have been raiding? couldn't you have been raiding? couldn't he have been raiding? couldn't we have been raiding? couldn't you have been raiding? couldn't they have been raiding?