English verb conjugation
COULD LESION

Regular verb: lesion - lesioned - lesioned

Affirmation

Simple form	V-ing form
I could lesion you could lesion he could lesion we could lesion you could lesion they could lesion	I could be lesioning you could be lesioning he could be lesioning we could be lesioning you could be lesioning they could be lesioning
Perfect	V-ing perfect
I could have lesioned you could have lesioned he could have lesioned we could have lesioned you could have lesioned they could have lesioned	I could have been lesioning you could have been lesioning he could have been lesioning we could have been lesioning you could have been lesioning they could have been lesioning

Negation

Simple form	V-ing form
I couldn't lesion you couldn't lesion he couldn't lesion we couldn't lesion you couldn't lesion they couldn't lesion	I couldn't be lesioning you couldn't be lesioning he couldn't be lesioning we couldn't be lesioning you couldn't be lesioning they couldn't be lesioning
Perfect	V-ing perfect
I couldn't have lesioned you couldn't have lesioned he couldn't have lesioned we couldn't have lesioned you couldn't have lesioned they couldn't have lesioned	I couldn't have been lesioning you couldn't have been lesioning he couldn't have been lesioning we couldn't have been lesioning you couldn't have been lesioning they couldn't have been lesioning

Interrogative form

Simple form	V-ing form
could I lesion? could you lesion? could he lesion? could we lesion? could you lesion? could they lesion?	could I be lesioning? could you be lesioning? could he be lesioning? could we be lesioning? could you be lesioning? could they be lesioning?
Perfect	V-ing perfect
could I have lesioned? could you have lesioned? could he have lesioned? could we have lesioned? could you have lesioned? could they have lesioned?	could I have been lesioning? could you have been lesioning? could he have been lesioning? could we have been lesioning? could you have been lesioning? could they have been lesioning?

Interro-negative form

Simple form	V-ing form
couldn't I lesion? couldn't you lesion? couldn't he lesion? couldn't we lesion? couldn't you lesion? couldn't they lesion?	couldn't I be lesioning? couldn't you be lesioning? couldn't he be lesioning? couldn't we be lesioning? couldn't you be lesioning? couldn't they be lesioning?
Perfect	V-ing perfect
couldn't I have lesioned? couldn't you have lesioned? couldn't he have lesioned? couldn't we have lesioned? couldn't you have lesioned? couldn't they have lesioned?	couldn't I have been lesioning? couldn't you have been lesioning? couldn't he have been lesioning? couldn't we have been lesioning? couldn't you have been lesioning? couldn't they have been lesioning?