English verb conjugation
COULD COROTATE

Regular verb: corotate - corotated - corotated

Affirmation

Simple form	V-ing form
I could corotate you could corotate he could corotate we could corotate you could corotate they could corotate	I could be corotating you could be corotating he could be corotating we could be corotating you could be corotating they could be corotating
Perfect	V-ing perfect
I could have corotated you could have corotated he could have corotated we could have corotated you could have corotated they could have corotated	I could have been corotating you could have been corotating he could have been corotating we could have been corotating you could have been corotating they could have been corotating

Negation

Simple form	V-ing form
I couldn't corotate you couldn't corotate he couldn't corotate we couldn't corotate you couldn't corotate they couldn't corotate	I couldn't be corotating you couldn't be corotating he couldn't be corotating we couldn't be corotating you couldn't be corotating they couldn't be corotating
Perfect	V-ing perfect
I couldn't have corotated you couldn't have corotated he couldn't have corotated we couldn't have corotated you couldn't have corotated they couldn't have corotated	I couldn't have been corotating you couldn't have been corotating he couldn't have been corotating we couldn't have been corotating you couldn't have been corotating they couldn't have been corotating

Interrogative form

Simple form	V-ing form
could I corotate? could you corotate? could he corotate? could we corotate? could you corotate? could they corotate?	could I be corotating? could you be corotating? could he be corotating? could we be corotating? could you be corotating? could they be corotating?
Perfect	V-ing perfect
could I have corotated? could you have corotated? could he have corotated? could we have corotated? could you have corotated? could they have corotated?	could I have been corotating? could you have been corotating? could he have been corotating? could we have been corotating? could you have been corotating? could they have been corotating?

Interro-negative form

Simple form	V-ing form
couldn't I corotate? couldn't you corotate? couldn't he corotate? couldn't we corotate? couldn't you corotate? couldn't they corotate?	couldn't I be corotating? couldn't you be corotating? couldn't he be corotating? couldn't we be corotating? couldn't you be corotating? couldn't they be corotating?
Perfect	V-ing perfect
couldn't I have corotated? couldn't you have corotated? couldn't he have corotated? couldn't we have corotated? couldn't you have corotated? couldn't they have corotated?	couldn't I have been corotating? couldn't you have been corotating? couldn't he have been corotating? couldn't we have been corotating? couldn't you have been corotating? couldn't they have been corotating?