English verb conjugation
COULD FEATURE

Regular verb: feature - featured - featured

Affirmation

Simple form	V-ing form
I could feature you could feature he could feature we could feature you could feature they could feature	I could be featuring you could be featuring he could be featuring we could be featuring you could be featuring they could be featuring
Perfect	V-ing perfect
I could have featured you could have featured he could have featured we could have featured you could have featured they could have featured	I could have been featuring you could have been featuring he could have been featuring we could have been featuring you could have been featuring they could have been featuring

Negation

Simple form	V-ing form
I couldn't feature you couldn't feature he couldn't feature we couldn't feature you couldn't feature they couldn't feature	I couldn't be featuring you couldn't be featuring he couldn't be featuring we couldn't be featuring you couldn't be featuring they couldn't be featuring
Perfect	V-ing perfect
I couldn't have featured you couldn't have featured he couldn't have featured we couldn't have featured you couldn't have featured they couldn't have featured	I couldn't have been featuring you couldn't have been featuring he couldn't have been featuring we couldn't have been featuring you couldn't have been featuring they couldn't have been featuring

Interrogative form

Simple form	V-ing form
could I feature? could you feature? could he feature? could we feature? could you feature? could they feature?	could I be featuring? could you be featuring? could he be featuring? could we be featuring? could you be featuring? could they be featuring?
Perfect	V-ing perfect
could I have featured? could you have featured? could he have featured? could we have featured? could you have featured? could they have featured?	could I have been featuring? could you have been featuring? could he have been featuring? could we have been featuring? could you have been featuring? could they have been featuring?

Interro-negative form

Simple form	V-ing form
couldn't I feature? couldn't you feature? couldn't he feature? couldn't we feature? couldn't you feature? couldn't they feature?	couldn't I be featuring? couldn't you be featuring? couldn't he be featuring? couldn't we be featuring? couldn't you be featuring? couldn't they be featuring?
Perfect	V-ing perfect
couldn't I have featured? couldn't you have featured? couldn't he have featured? couldn't we have featured? couldn't you have featured? couldn't they have featured?	couldn't I have been featuring? couldn't you have been featuring? couldn't he have been featuring? couldn't we have been featuring? couldn't you have been featuring? couldn't they have been featuring?