English verb conjugation
COULD LOO

Regular verb: loo - looed - looed

Affirmation

Simple form	V-ing form
I could loo you could loo he could loo we could loo you could loo they could loo	I could be looing you could be looing he could be looing we could be looing you could be looing they could be looing
Perfect	V-ing perfect
I could have looed you could have looed he could have looed we could have looed you could have looed they could have looed	I could have been looing you could have been looing he could have been looing we could have been looing you could have been looing they could have been looing

Negation

Simple form	V-ing form
I couldn't loo you couldn't loo he couldn't loo we couldn't loo you couldn't loo they couldn't loo	I couldn't be looing you couldn't be looing he couldn't be looing we couldn't be looing you couldn't be looing they couldn't be looing
Perfect	V-ing perfect
I couldn't have looed you couldn't have looed he couldn't have looed we couldn't have looed you couldn't have looed they couldn't have looed	I couldn't have been looing you couldn't have been looing he couldn't have been looing we couldn't have been looing you couldn't have been looing they couldn't have been looing

Interrogative form

Simple form	V-ing form
could I loo? could you loo? could he loo? could we loo? could you loo? could they loo?	could I be looing? could you be looing? could he be looing? could we be looing? could you be looing? could they be looing?
Perfect	V-ing perfect
could I have looed? could you have looed? could he have looed? could we have looed? could you have looed? could they have looed?	could I have been looing? could you have been looing? could he have been looing? could we have been looing? could you have been looing? could they have been looing?

Interro-negative form

Simple form	V-ing form
couldn't I loo? couldn't you loo? couldn't he loo? couldn't we loo? couldn't you loo? couldn't they loo?	couldn't I be looing? couldn't you be looing? couldn't he be looing? couldn't we be looing? couldn't you be looing? couldn't they be looing?
Perfect	V-ing perfect
couldn't I have looed? couldn't you have looed? couldn't he have looed? couldn't we have looed? couldn't you have looed? couldn't they have looed?	couldn't I have been looing? couldn't you have been looing? couldn't he have been looing? couldn't we have been looing? couldn't you have been looing? couldn't they have been looing?